Merge changes between r13227 and r13354 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@13355 7b3dc134-2b1b-0410-93df-9e9f96275f8d

41 files changed, 842 insertions, 188 deletions

diff --git a/libc/ChangeLog b/libc/ChangeLog
index 8e5956043..c4cf88279 100644
--- a/libc/ChangeLog
+++ b/libc/ChangeLog
@@ -1,3 +1,98 @@
+2011-03-30  Andreas Schwab  <schwab@redhat.com>
+
+	* misc/syncfs.c: New file.
+	* misc/Makefile (routines): Add syncfs.
+	* posix/unistd.h: Declare syncfs.
+	* sysdeps/unix/syscalls.list: Add syncfs.
+
+2011-04-01  Andreas Schwab  <schwab@redhat.com>
+
+	* sysdeps/unix/sysv/linux/Versions: Rename open_by_handle to
+	open_by_handle_at.
+	* sysdeps/unix/sysv/linux/i386/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/syscalls.list: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: Likewise.
+
+2011-04-01  Ulrich Drepper  <drepper@gmail.com>
+
+	* sysdeps/unix/sysv/linux/i386/bits/fcntl.h: Define O_PATH.
+	* sysdeps/unix/sysv/linux/ia64/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: Likewise.
+
+	* io/Makefile: Compile fallocate.c, fallocate64.c, and
+	sync_file_range.c with -fexceptions.
+	* sysdeps/unix/sysv/linux/fallocate.c: Make cancelable.
+	* sysdeps/unix/sysv/linux/fallocate64.c: Likewise.
+	* sysdeps/unix/sysv/linux/i386/fallocate.c: Likewise.
+	* sysdeps/unix/sysv/linux/i386/fallocate64.c: Likewise.
+	* sysdeps/unix/sysv/linux/wordsize-64/fallocate.c: Likewise.
+	* sysdeps/unix/sysv/linux/sync_file_range.c: Likewise.
+	* sysdeps/unix/sysv/linux/wordsize-64/syscalls.list: Mark
+	sync_file_range as cancellation point
+	* sysdeps/unix/sysv/linux/i386/sync_file_range.c: New file.  This is
+	now a wrapper around __call_sync_file_range with cancellation handling.
+	* sysdeps/unix/sysv/linux/i386/sync_file_range.S: Renamed to ...
+	* sysdeps/unix/sysv/linux/i386/call_sync_file_range.S: ...this.  Change
+	function name to __call_sync_file_range.
+	* sysdeps/unix/sysv/linux/i386/Makefile [subdir=io] (sysdep_routines):
+	Add call_sync_file_range.
+
+2011-04-01  Andreas Schwab  <schwab@redhat.com>
+
+	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
+	bits/timex.h.
+
+2011-04-01  Ulrich Drepper  <drepper@gmail.com>
+
+	* iconv/iconv.h: Fix typo in comment.
+	* io/fcntl.h: Likewise.
+	* libio/stdio.h: Likewise.
+	* posix/spawn.h: Likewise.
+	* posix/unistd.h: Likewise.
+	* stdlib/stdlib.h: Likewise.
+	* time/time.h: Likewise.
+	* wcsmbs/wchar.h: Likewise.
+
+	* sysdeps/unix/sysv/linux/Versions [GLIBC_2.14] (name_to_handle_at,
+	open_by_handle): Add.
+	* sysdeps/unix/sysv/linux/i386/bits/fcntl.h: Define struct file_handle
+	and MAX_HANDLE_SZ.  Declare name_to_handle_at and open_by_handle.
+	Augment a few comments.
+	* sysdeps/unix/sysv/linux/ia64/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: Likewise.
+	* sysdeps/unix/sysv/linux/syscalls.list: Add name_to_handle_at and
+	open_by_handle.
+
+	* io/fcntl.h (AT_EMPTY_PATH): Define.
+
+2011-03-30  Ulrich Drepper  <drepper@gmail.com>
+
+	* sysdeps/unix/sysv/linux/syscalls.list: Add clock_adjtime.
+	* sysdeps/unix/sysv/linux/bits/time.h: New file.
+	* sysdeps/unix/sysv/linux/sys/timex.h: Move struct timex definition
+	to...
+	* sysdeps/unix/sysv/linux/bits/timex.h: ...here.  New file.
+	* Versions.def: Add GLIBC_2.14.
+	* sysdeps/unix/sysv/linux/Versions [GLIBC_2.14] (clock_adjtime):
+	Export.
+
+2011-03-22  Ulrich Drepper  <drepper@gmail.com>
+
+	* sysdeps/unix/sysv/linux/i386/sysconf.c (intel_check_word): Increment
+	round counter.
+	* sysdeps/x86_64/cacheinfo.c (intel_check_word): Likewise.
+
 2011-03-20  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #12597]
diff --git a/libc/NEWS b/libc/NEWS
index 4557b4578..8aa9316d5 100644
--- a/libc/NEWS
+++ b/libc/NEWS
@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes.  2011-3-21
+GNU C Library NEWS -- history of user-visible changes.  2011-4-1
 Copyright (C) 1992-2009, 2010, 2011 Free Software Foundation, Inc.
 See the end for copying conditions.
 
@@ -7,6 +7,8 @@ using `glibc' in the "product" field.
 
 Version 2.14
 
+* New Linux interfaces: clock_adjtime, name_to_handle_at, open_by_handle_at
+
 * The following bugs are resolved with this release:
 
   11724, 12445, 12454, 12460, 12469, 12489, 12509, 12510, 12583, 12587, 12597
diff --git a/libc/Versions.def b/libc/Versions.def
index 0ccda50da..e478fdd9e 100644
--- a/libc/Versions.def
+++ b/libc/Versions.def
@@ -30,6 +30,7 @@ libc {
   GLIBC_2.11
   GLIBC_2.12
   GLIBC_2.13
+  GLIBC_2.14
 %ifdef USE_IN_LIBIO
   HURD_CTHREADS_0.3
 %endif
diff --git a/libc/iconv/iconv.h b/libc/iconv/iconv.h
index 9aebf9bc7..1d9b79bba 100644
--- a/libc/iconv/iconv.h
+++ b/libc/iconv/iconv.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 1999, 2000, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2000, 2003, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -33,7 +33,7 @@ typedef void *iconv_t;
 /* Allocate descriptor for code conversion from codeset FROMCODE to
    codeset TOCODE.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern iconv_t iconv_open (__const char *__tocode, __const char *__fromcode);
 
@@ -47,7 +47,7 @@ extern size_t iconv (iconv_t __cd, char **__restrict __inbuf,
 
 /* Free resources allocated for descriptor CD for code conversion.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int iconv_close (iconv_t __cd);
 
diff --git a/libc/io/Makefile b/libc/io/Makefile
index c8a317922..fb97a1ed9 100644
--- a/libc/io/Makefile
+++ b/libc/io/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1992-2003,2005,2006,2007,2008 Free Software Foundation, Inc.
+# Copyright (C) 1992-2003,2005-2008,2011 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -96,6 +96,9 @@ CFLAGS-ftw64.c = $(uses-callbacks) -fexceptions
 CFLAGS-lockf.c = -fexceptions
 CFLAGS-posix_fallocate.c = -fexceptions
 CFLAGS-posix_fallocate64.c = -fexceptions
+CFLAGS-fallocate.c = -fexceptions
+CFLAGS-fallocate64.c = -fexceptions
+CFLAGS-sync_file_range.c = -fexceptions
 
 CFLAGS-test-stat.c = -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE
 CFLAGS-test-lfs.c = -D_LARGEFILE64_SOURCE
diff --git a/libc/io/fcntl.h b/libc/io/fcntl.h
index 0b6b047b4..c582a9e6f 100644
--- a/libc/io/fcntl.h
+++ b/libc/io/fcntl.h
@@ -112,6 +112,7 @@ __BEGIN_DECLS
 # define AT_SYMLINK_FOLLOW	0x400	/* Follow symbolic links.  */
 # define AT_NO_AUTOMOUNT	0x800	/* Suppress terminal automount
 					   traversal.  */
+# define AT_EMPTY_PATH		0x1000	/* Allow empty relative pathname.  */
 # define AT_EACCESS		0x200	/* Test access permitted for
 					   effective IDs, not real IDs.  */
 #endif
@@ -241,7 +242,7 @@ extern int posix_fadvise64 (int __fd, __off64_t __offset, __off64_t __len,
 
 /* Reserve storage for the data of the file associated with FD.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int posix_fallocate (int __fd, __off_t __offset, __off_t __len);
diff --git a/libc/libio/stdio.h b/libc/libio/stdio.h
index bf16b3fff..962c287c6 100644
--- a/libc/libio/stdio.h
+++ b/libc/libio/stdio.h
@@ -1,5 +1,5 @@
 /* Define ISO C stdio on top of C++ iostreams.
-   Copyright (C) 1991, 1994-2008, 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 1991, 1994-2010, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -186,7 +186,7 @@ extern int renameat (int __oldfd, __const char *__old, int __newfd,
 __BEGIN_NAMESPACE_STD
 /* Create a temporary file and open it read/write.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 #ifndef __USE_FILE_OFFSET64
 extern FILE *tmpfile (void) __wur;
@@ -677,33 +677,33 @@ extern _IO_ssize_t getline (char **__restrict __lineptr,
 __BEGIN_NAMESPACE_STD
 /* Write a string to STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int fputs (__const char *__restrict __s, FILE *__restrict __stream);
 
 /* Write a string, followed by a newline, to stdout.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int puts (__const char *__s);
 
 
 /* Push a character back onto the input buffer of STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int ungetc (int __c, FILE *__stream);
 
 
 /* Read chunks of generic data from STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern size_t fread (void *__restrict __ptr, size_t __size,
 		     size_t __n, FILE *__restrict __stream) __wur;
 /* Write chunks of generic data to STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern size_t fwrite (__const void *__restrict __ptr, size_t __size,
 		      size_t __n, FILE *__restrict __s) __wur;
diff --git a/libc/misc/Makefile b/libc/misc/Makefile
index 65dd1aada..f52c9a3c6 100644
--- a/libc/misc/Makefile
+++ b/libc/misc/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-2006, 2007, 2009 Free Software Foundation, Inc.
+# Copyright (C) 1991-2006, 2007, 2009, 2011 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
@@ -45,7 +45,7 @@ routines := brk sbrk sstk ioctl \
 	    getdtsz \
 	    gethostname sethostname getdomain setdomain \
 	    select pselect \
-	    acct chroot fsync sync fdatasync reboot \
+	    acct chroot fsync sync fdatasync syncfs reboot \
 	    gethostid sethostid \
 	    vhangup \
 	    swapon swapoff mktemp mkstemp mkstemp64 mkdtemp \
diff --git a/libc/misc/Versions b/libc/misc/Versions
index 3ffe3d138..3a31c7fe6 100644
--- a/libc/misc/Versions
+++ b/libc/misc/Versions
@@ -143,4 +143,7 @@ libc {
   GLIBC_2.11 {
     mkstemps; mkstemps64; mkostemps; mkostemps64;
   }
+  GLIBC_2.14 {
+    syncfs;
+  }
 }
diff --git a/libc/misc/syncfs.c b/libc/misc/syncfs.c
new file mode 100644
index 000000000..bd7328cf8
--- /dev/null
+++ b/libc/misc/syncfs.c
@@ -0,0 +1,33 @@
+/* Copyright (C) 2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Make all changes done to all files on the file system associated
+   with FD actually appear on disk.  */
+int
+syncfs (int fd)
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+
+stub_warning (syncfs)
+#include <stub-tag.h>
diff --git a/libc/posix/spawn.h b/libc/posix/spawn.h
index 85ac69bf4..3eefa0fad 100644
--- a/libc/posix/spawn.h
+++ b/libc/posix/spawn.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX spawn interface.
-   Copyright (C) 2000, 2003, 2004, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2003, 2004, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -67,7 +67,7 @@ __BEGIN_DECLS
 /* Spawn a new process executing PATH with the attributes describes in *ATTRP.
    Before running the process perform the actions described in FILE-ACTIONS.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW. */
 extern int posix_spawn (pid_t *__restrict __pid,
 			__const char *__restrict __path,
@@ -79,7 +79,7 @@ extern int posix_spawn (pid_t *__restrict __pid,
 
 /* Similar to `posix_spawn' but search for FILE in the PATH.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int posix_spawnp (pid_t *__pid, __const char *__file,
 			 __const posix_spawn_file_actions_t *__file_actions,
diff --git a/libc/posix/unistd.h b/libc/posix/unistd.h
index 00b775192..d15643194 100644
--- a/libc/posix/unistd.h
+++ b/libc/posix/unistd.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2009, 2010 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2009, 2010, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -863,7 +863,7 @@ extern int tcsetpgrp (int __fd, __pid_t __pgrp_id) __THROW;
 
 /* Return the login name of the user.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern char *getlogin (void);
 #if defined __USE_REENTRANT || defined __USE_POSIX199506
@@ -871,7 +871,7 @@ extern char *getlogin (void);
    If it cannot be determined or some other error occurred, return the error
    code.  Otherwise return 0.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int getlogin_r (char *__name, size_t __name_len) __nonnull ((1));
 #endif
@@ -977,6 +977,13 @@ extern int fsync (int __fd);
 #endif /* Use BSD || X/Open || Unix98.  */
 
 
+#ifdef __USE_GNU
+/* Make all changes done to all files on the file system associated
+   with FD actually appear on disk.  */
+extern int syncfs (int __fd) __THROW;
+#endif
+
+
 #if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 
 /* Return identifier for the current host.  */
diff --git a/libc/stdlib/stdlib.h b/libc/stdlib/stdlib.h
index d1f3841f1..f7d128c3d 100644
--- a/libc/stdlib/stdlib.h
+++ b/libc/stdlib/stdlib.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2007, 2009, 2010 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2007, 2009, 2010, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -668,7 +668,7 @@ extern char *mkdtemp (char *__template) __THROW __nonnull ((1)) __wur;
    mkstemp.  But allow the caller to pass additional flags which are
    used in the open call to create the file..
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int mkostemp (char *__template, int __flags) __nonnull ((1)) __wur;
diff --git a/libc/sysdeps/unix/syscalls.list b/libc/sysdeps/unix/syscalls.list
index 04ed63c4d..ad4917078 100644
--- a/libc/sysdeps/unix/syscalls.list
+++ b/libc/sysdeps/unix/syscalls.list
@@ -55,6 +55,7 @@ swapoff		-	swapoff		i:s	swapoff
 swapon		-	swapon		i:s	swapon
 symlink		-	symlink		i:ss	__symlink	symlink
 sync		-	sync		i:	sync
+syncfs		-	syncfs		i:i	syncfs
 sys_fstat	fxstat	fstat		i:ip	__syscall_fstat
 sys_mknod	xmknod	mknod		i:sii	__syscall_mknod
 sys_stat	xstat	stat		i:sp	__syscall_stat
diff --git a/libc/sysdeps/unix/sysv/linux/Makefile b/libc/sysdeps/unix/sysv/linux/Makefile
index ba572350a..84679c2e3 100644
--- a/libc/sysdeps/unix/sysv/linux/Makefile
+++ b/libc/sysdeps/unix/sysv/linux/Makefile
@@ -96,7 +96,7 @@ generated += syscall-list.h syscall-list.d
 endif
 
 ifeq ($(subdir),time)
-sysdep_headers += sys/timex.h
+sysdep_headers += sys/timex.h bits/timex.h
 
 sysdep_routines += ntp_gettime ntp_gettimex
 endif
diff --git a/libc/sysdeps/unix/sysv/linux/Versions b/libc/sysdeps/unix/sysv/linux/Versions
index c66e04fee..29099dc5c 100644
--- a/libc/sysdeps/unix/sysv/linux/Versions
+++ b/libc/sysdeps/unix/sysv/linux/Versions
@@ -154,6 +154,11 @@ libc {
 
     fanotify_init; fanotify_mark;
   }
+  GLIBC_2.14 {
+    clock_adjtime;
+
+    name_to_handle_at; open_by_handle_at;
+  }
   GLIBC_PRIVATE {
     # functions used in other libraries
     __syscall_rt_sigqueueinfo;
diff --git a/libc/sysdeps/unix/sysv/linux/bits/time.h b/libc/sysdeps/unix/sysv/linux/bits/time.h
new file mode 100644
index 000000000..02a05114f
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/bits/time.h
@@ -0,0 +1,93 @@
+/* System-dependent timing definitions.  Linux version.
+   Copyright (C) 1996,1997,1999-2003,2010,2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/*
+ * Never include this file directly; use <time.h> instead.
+ */
+
+#if defined __need_timeval || defined __USE_GNU
+# ifndef _STRUCT_TIMEVAL
+#  define _STRUCT_TIMEVAL	1
+#  include <bits/types.h>
+
+/* A time value that is accurate to the nearest
+   microsecond but also has a range of years.  */
+struct timeval
+  {
+    __time_t tv_sec;		/* Seconds.  */
+    __suseconds_t tv_usec;	/* Microseconds.  */
+  };
+# endif	/* struct timeval */
+#endif
+
+#ifndef __need_timeval
+# ifndef _BITS_TIME_H
+#  define _BITS_TIME_H	1
+
+/* ISO/IEC 9899:1990 7.12.1: <time.h>
+   The macro `CLOCKS_PER_SEC' is the number per second of the value
+   returned by the `clock' function. */
+/* CAE XSH, Issue 4, Version 2: <time.h>
+   The value of CLOCKS_PER_SEC is required to be 1 million on all
+   XSI-conformant systems. */
+#  define CLOCKS_PER_SEC  1000000l
+
+#  if !defined __STRICT_ANSI__ && !defined __USE_XOPEN2K
+/* Even though CLOCKS_PER_SEC has such a strange value CLK_TCK
+   presents the real value for clock ticks per second for the system.  */
+#   include <bits/types.h>
+extern long int __sysconf (int);
+#   define CLK_TCK ((__clock_t) __sysconf (2))	/* 2 is _SC_CLK_TCK */
+#  endif
+
+#  ifdef __USE_POSIX199309
+/* Identifier for system-wide realtime clock.  */
+#   define CLOCK_REALTIME		0
+/* Monotonic system-wide clock.  */
+#   define CLOCK_MONOTONIC		1
+/* High-resolution timer from the CPU.  */
+#   define CLOCK_PROCESS_CPUTIME_ID	2
+/* Thread-specific CPU-time clock.  */
+#   define CLOCK_THREAD_CPUTIME_ID	3
+/* Monotonic system-wide clock, not adjusted for frequency scaling.  */
+#   define CLOCK_MONOTONIC_RAW		4
+/* Identifier for system-wide realtime clock, updated only on ticks.  */
+#   define CLOCK_REALTIME_COARSE	5
+/* Monotonic system-wide clock, updated only on ticks.  */
+#   define CLOCK_MONOTONIC_COARSE	6
+
+/* Flag to indicate time is absolute.  */
+#   define TIMER_ABSTIME		1
+#  endif
+
+#  ifdef __USE_GNU
+#   include <bits/timex.h>
+
+__BEGIN_DECLS
+
+/* Tune a POSIX clock.  */
+extern int clock_adjtime (__clockid_t __clock_id, struct timex *__utx) __THROW;
+
+__END_DECLS
+#  endif /* use GNU */
+
+# endif	/* bits/time.h */
+#endif
+
+#undef __need_timeval
diff --git a/libc/sysdeps/unix/sysv/linux/bits/timex.h b/libc/sysdeps/unix/sysv/linux/bits/timex.h
new file mode 100644
index 000000000..67de67e1c
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/bits/timex.h
@@ -0,0 +1,108 @@
+/* Copyright (C) 1995-1997,1999,2007,2009,2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef	_BITS_TIMEX_H
+#define	_BITS_TIMEX_H	1
+
+/* These definitions from linux/timex.h as of 2.6.30.  */
+
+struct timex
+{
+  unsigned int modes;	/* mode selector */
+  long int offset;	/* time offset (usec) */
+  long int freq;	/* frequency offset (scaled ppm) */
+  long int maxerror;	/* maximum error (usec) */
+  long int esterror;	/* estimated error (usec) */
+  int status;		/* clock command/status */
+  long int constant;	/* pll time constant */
+  long int precision;	/* clock precision (usec) (read only) */
+  long int tolerance;	/* clock frequency tolerance (ppm) (read only) */
+  struct timeval time;	/* (read only) */
+  long int tick;	/* (modified) usecs between clock ticks */
+
+  long int ppsfreq;	/* pps frequency (scaled ppm) (ro) */
+  long int jitter;	/* pps jitter (us) (ro) */
+  int shift;		/* interval duration (s) (shift) (ro) */
+  long int stabil;	/* pps stability (scaled ppm) (ro) */
+  long int jitcnt;	/* jitter limit exceeded (ro) */
+  long int calcnt;	/* calibration intervals (ro) */
+  long int errcnt;	/* calibration errors (ro) */
+  long int stbcnt;	/* stability limit exceeded (ro) */
+
+  int tai;		/* TAI offset (ro) */
+
+  /* ??? */
+  int  :32; int  :32; int  :32; int  :32;
+  int  :32; int  :32; int  :32; int  :32;
+  int  :32; int  :32; int  :32;
+};
+
+/* Mode codes (timex.mode) */
+#define ADJ_OFFSET		0x0001	/* time offset */
+#define ADJ_FREQUENCY		0x0002	/* frequency offset */
+#define ADJ_MAXERROR		0x0004	/* maximum time error */
+#define ADJ_ESTERROR		0x0008	/* estimated time error */
+#define ADJ_STATUS		0x0010	/* clock status */
+#define ADJ_TIMECONST		0x0020	/* pll time constant */
+#define ADJ_TAI			0x0080	/* set TAI offset */
+#define ADJ_MICRO		0x1000	/* select microsecond resolution */
+#define ADJ_NANO		0x2000	/* select nanosecond resolution */
+#define ADJ_TICK		0x4000	/* tick value */
+#define ADJ_OFFSET_SINGLESHOT	0x8001	/* old-fashioned adjtime */
+#define ADJ_OFFSET_SS_READ	0xa001	/* read-only adjtime */
+
+/* xntp 3.4 compatibility names */
+#define MOD_OFFSET	ADJ_OFFSET
+#define MOD_FREQUENCY	ADJ_FREQUENCY
+#define MOD_MAXERROR	ADJ_MAXERROR
+#define MOD_ESTERROR	ADJ_ESTERROR
+#define MOD_STATUS	ADJ_STATUS
+#define MOD_TIMECONST	ADJ_TIMECONST
+#define MOD_CLKB	ADJ_TICK
+#define MOD_CLKA	ADJ_OFFSET_SINGLESHOT /* 0x8000 in original */
+#define MOD_TAI		ADJ_TAI
+#define MOD_MICRO	ADJ_MICRO
+#define MOD_NANO	ADJ_NANO
+
+
+/* Status codes (timex.status) */
+#define STA_PLL		0x0001	/* enable PLL updates (rw) */
+#define STA_PPSFREQ	0x0002	/* enable PPS freq discipline (rw) */
+#define STA_PPSTIME	0x0004	/* enable PPS time discipline (rw) */
+#define STA_FLL		0x0008	/* select frequency-lock mode (rw) */
+
+#define STA_INS		0x0010	/* insert leap (rw) */
+#define STA_DEL		0x0020	/* delete leap (rw) */
+#define STA_UNSYNC	0x0040	/* clock unsynchronized (rw) */
+#define STA_FREQHOLD	0x0080	/* hold frequency (rw) */
+
+#define STA_PPSSIGNAL	0x0100	/* PPS signal present (ro) */
+#define STA_PPSJITTER	0x0200	/* PPS signal jitter exceeded (ro) */
+#define STA_PPSWANDER	0x0400	/* PPS signal wander exceeded (ro) */
+#define STA_PPSERROR	0x0800	/* PPS signal calibration error (ro) */
+
+#define STA_CLOCKERR	0x1000	/* clock hardware fault (ro) */
+#define STA_NANO	0x2000	/* resolution (0 = us, 1 = ns) (ro) */
+#define STA_MODE	0x4000	/* mode (0 = PLL, 1 = FLL) (ro) */
+#define STA_CLK		0x8000	/* clock source (0 = A, 1 = B) (ro) */
+
+/* Read-only bits */
+#define STA_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER | \
+    STA_PPSERROR | STA_CLOCKERR | STA_NANO | STA_MODE | STA_CLK)
+
+#endif /* bits/timex.h */
diff --git a/libc/sysdeps/unix/sysv/linux/fallocate.c b/libc/sysdeps/unix/sysv/linux/fallocate.c
index dc2b4e92c..a7d3ff079 100644
--- a/libc/sysdeps/unix/sysv/linux/fallocate.c
+++ b/libc/sysdeps/unix/sysv/linux/fallocate.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,7 +18,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 
 
 /* Reserve storage for the data of the file associated with FD.  */
@@ -26,9 +26,21 @@ int
 fallocate (int fd, int mode, __off_t offset, __off_t len)
 {
 #ifdef __NR_fallocate
-  return INLINE_SYSCALL (fallocate, 6, fd, mode,
-			 __LONG_LONG_PAIR (offset >> 31, offset),
-			 __LONG_LONG_PAIR (len >> 31, len));
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (fallocate, 6, fd, mode,
+			   __LONG_LONG_PAIR (offset >> 31, offset),
+			   __LONG_LONG_PAIR (len >> 31, len));
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (fallocate, 6, fd, mode,
+			   __LONG_LONG_PAIR (offset >> 31, offset),
+			   __LONG_LONG_PAIR (len >> 31, len));
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
 #else
   __set_errno (ENOSYS);
   return -1;
diff --git a/libc/sysdeps/unix/sysv/linux/fallocate64.c b/libc/sysdeps/unix/sysv/linux/fallocate64.c
index 751a7b227..5cfd76d39 100644
--- a/libc/sysdeps/unix/sysv/linux/fallocate64.c
+++ b/libc/sysdeps/unix/sysv/linux/fallocate64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,7 +18,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 
 
 /* Reserve storage for the data of the file associated with FD.  */
@@ -26,11 +26,25 @@ int
 fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
 {
 #ifdef __NR_fallocate
-  return INLINE_SYSCALL (fallocate, 6, fd, mode,
-			 __LONG_LONG_PAIR ((long int) (offset >> 32),
-					   (long int) offset),
-			 __LONG_LONG_PAIR ((long int) (len >> 32),
-					   (long int) len));
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (fallocate, 6, fd, mode,
+			   __LONG_LONG_PAIR ((long int) (offset >> 32),
+					     (long int) offset),
+			   __LONG_LONG_PAIR ((long int) (len >> 32),
+					     (long int) len));
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (fallocate, 6, fd, mode,
+			   __LONG_LONG_PAIR ((long int) (offset >> 32),
+					     (long int) offset),
+			   __LONG_LONG_PAIR ((long int) (len >> 32),
+					     (long int) len));
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
 #else
   __set_errno (ENOSYS);
   return -1;
diff --git a/libc/sysdeps/unix/sysv/linux/i386/Makefile b/libc/sysdeps/unix/sysv/linux/i386/Makefile
index f52ee89f0..fc5a524eb 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/Makefile
+++ b/libc/sysdeps/unix/sysv/linux/i386/Makefile
@@ -6,7 +6,10 @@ endif
 ifeq ($(subdir),elf)
 sysdep-others += lddlibc4
 install-bin += lddlibc4
+endif
 
+ifeq ($(subdir),io)
+sysdep_routines += call_sync_file_range
 endif
 
 ifeq ($(subdir),resource)
diff --git a/libc/sysdeps/unix/sysv/linux/i386/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/i386/bits/fcntl.h
index 944a3209b..6ff59bc42 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/i386/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004, 2006, 2007, 2009, 2010
+   Copyright (C) 1995-1998, 2000, 2004, 2006, 2007, 2009, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -53,6 +53,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	 040000	/* Direct disk access.	*/
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# define O_PATH	      010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -232,6 +233,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -248,20 +262,32 @@ extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
 
-/* Splice address range into a pipe.  */
+/* Splice address range into a pipe.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -278,6 +304,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
 
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
 #endif
 
 __END_DECLS
diff --git a/libc/sysdeps/unix/sysv/linux/i386/sync_file_range.S b/libc/sysdeps/unix/sysv/linux/i386/call_sync_file_range.S
index 8544703d5..fb0ab492c 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/sync_file_range.S
+++ b/libc/sysdeps/unix/sysv/linux/i386/call_sync_file_range.S
@@ -1,5 +1,5 @@
 /* Selective file content synch'ing.
-   Copyright (C) 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2007, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -23,7 +23,7 @@
 
 
 	.text
-ENTRY (sync_file_range)
+ENTRY (__call_sync_file_range)
 #ifdef __NR_sync_file_range
 	pushl	%ebx
 	cfi_adjust_cfa_offset (4)
@@ -69,4 +69,4 @@ ENTRY (sync_file_range)
 #endif
 L(pseudo_end):
 	ret
-PSEUDO_END (sync_file_range)
+PSEUDO_END (__call_sync_file_range)
diff --git a/libc/sysdeps/unix/sysv/linux/i386/fallocate.c b/libc/sysdeps/unix/sysv/linux/i386/fallocate.c
index 1434a833f..33e20753d 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/fallocate.c
+++ b/libc/sysdeps/unix/sysv/linux/i386/fallocate.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,7 +18,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 
 
 extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
@@ -30,7 +30,17 @@ int
 fallocate (int fd, int mode, __off_t offset, __off_t len)
 {
 #ifdef __NR_fallocate
-  int err = __call_fallocate (fd, mode, offset, len);
+  int err;
+  if (SINGLE_THREAD_P)
+    err = __call_fallocate (fd, mode, offset, len);
+  else
+    {
+      int oldtype = LIBC_CANCEL_ASYNC ();
+
+      err = __call_fallocate (fd, mode, offset, len);
+
+      LIBC_CANCEL_RESET (oldtype);
+    }
   if (__builtin_expect (err, 0))
     {
       __set_errno (err);
diff --git a/libc/sysdeps/unix/sysv/linux/i386/fallocate64.c b/libc/sysdeps/unix/sysv/linux/i386/fallocate64.c
index 063bab06e..83372a92f 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/fallocate64.c
+++ b/libc/sysdeps/unix/sysv/linux/i386/fallocate64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,7 +18,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 
 
 extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
@@ -30,7 +30,17 @@ int
 fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
 {
 #ifdef __NR_fallocate
-  int err = __call_fallocate (fd, mode, offset, len);
+  int err;
+  if (SINGLE_THREAD_P)
+    err = __call_fallocate (fd, mode, offset, len);
+  else
+    {
+      int oldtype = LIBC_CANCEL_ASYNC ();
+
+      err = __call_fallocate (fd, mode, offset, len);
+
+      LIBC_CANCEL_RESET (oldtype);
+    }
   if (__builtin_expect (err, 0))
     {
       __set_errno (err);
diff --git a/libc/sysdeps/unix/sysv/linux/i386/sync_file_range.c b/libc/sysdeps/unix/sysv/linux/i386/sync_file_range.c
new file mode 100644
index 000000000..c10e99604
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/i386/sync_file_range.c
@@ -0,0 +1,44 @@
+/* Selective file content synch'ing.
+   Copyright (C) 2006, 2007, 2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <fcntl.h>
+#include <sysdep-cancel.h>
+
+
+extern int __call_sync_file_range (int fd, off64_t offset, off64_t nbytes,
+				   unsigned int flags)
+     attribute_hidden;
+
+
+int
+sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
+{
+  if (SINGLE_THREAD_P)
+    return __call_sync_file_range (fd, from, to, flags);
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = __call_sync_file_range (fd, from, to, flags);
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
+}
diff --git a/libc/sysdeps/unix/sysv/linux/i386/sysconf.c b/libc/sysdeps/unix/sysv/linux/i386/sysconf.c
index 4ea1a2bf5..1f5d3b06b 100644
--- a/libc/sysdeps/unix/sysv/linux/i386/sysconf.c
+++ b/libc/sysdeps/unix/sysv/linux/i386/sysconf.c
@@ -231,6 +231,8 @@ intel_check_word (int name, unsigned int value, bool *has_level_2,
 		  assert (offset == 2);
 		  return (ebx & 0xfff) + 1;
 		}
+
+	      ++round;
 	    }
 	  /* There is no other cache information anywhere else.  */
 	  break;
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/ia64/bits/fcntl.h
index 2189a9722..72f4b6cea 100644
--- a/libc/sysdeps/unix/sysv/linux/ia64/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/ia64/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/IA64.
-   Copyright (C) 1999, 2000, 2004, 2006, 2007, 2009, 2010
+   Copyright (C) 1999, 2000, 2004, 2006, 2007, 2009, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -53,6 +53,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	040000
 # define O_NOATIME	01000000 /* Do not set atime.  */
+# define O_PATH		010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -227,6 +228,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -238,25 +252,40 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
 
-/* Selective file content synch'ing.  */
+/* Selective file content synch'ing.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
 
-/* Splice address range into a pipe.  */
+/* Splice address range into a pipe.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -273,6 +302,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
 
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
 #endif
 
 __END_DECLS
diff --git a/libc/sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h
index ea760f64a..e533ed1b6 100644
--- a/libc/sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/PowerPC.
-   Copyright (C) 1995-1998, 2000, 2003, 2004, 2006, 2007, 2009, 2010
+   Copyright (C) 1995-1998, 2000, 2003, 2004, 2006, 2007, 2009, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -53,6 +53,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	0400000	/* Direct disk access.	*/
 # define O_NOATIME	01000000 /* Do not set atime.  */
+# define O_PATH		010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 #ifdef __USE_LARGEFILE64
diff --git a/libc/sysdeps/unix/sysv/linux/s390/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/s390/bits/fcntl.h
index 05c7a3ba8..df039685a 100644
--- a/libc/sysdeps/unix/sysv/linux/s390/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/s390/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 2000-2002,2004,2006,2007,2009,2010
+   Copyright (C) 2000-2002,2004,2006,2007,2009,2010,2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -54,6 +54,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	 040000	/* Direct disk access.	*/
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# define O_PATH	      010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -253,6 +254,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -264,25 +278,40 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
 
-/* Selective file content synch'ing.  */
+/* Selective file content synch'ing.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
 
-/* Splice address range into a pipe.  */
+/* Splice address range into a pipe.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -299,6 +328,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
 
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
 #endif
 
 __END_DECLS
diff --git a/libc/sysdeps/unix/sysv/linux/sh/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
index df21f6af4..bf2aa83c1 100644
--- a/libc/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/sh/bits/fcntl.h
@@ -1,5 +1,5 @@
-/* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995, 1996, 1997, 1998, 2000, 2004, 2006, 2007, 2009, 2010
+/* O_*, F_*, FD_* bit values for Linux/SH.
+   Copyright (C) 1995-1998, 2000, 2004, 2006, 2007, 2009, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -54,6 +54,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	 040000	/* Direct disk access.	*/
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# define O_PATH	      010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -233,6 +234,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -244,25 +258,40 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
 
-/* Selective file content synch'ing.  */
+/* Selective file content synch'ing.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
 
-/* Splice address range into a pipe.  */
+/* Splice address range into a pipe.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -279,6 +308,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
 
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
 #endif
 
 __END_DECLS
diff --git a/libc/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
index bf8f3d60e..1271a12ce 100644
--- a/libc/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/sparc/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/SPARC.
-   Copyright (C) 1995-1998, 2000, 2003, 2004, 2006, 2007, 2009, 2010
+   Copyright (C) 1995-1998, 2000, 2003, 2004, 2006, 2007, 2009, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -52,6 +52,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	0x100000 /* direct disk access hint */
 # define O_NOATIME	0x200000 /* Do not set atime.  */
+# define O_PATH		0x1000000 /* Resolve pathname but do not open file.  */
 #endif
 
 #ifdef __USE_LARGEFILE64
@@ -243,6 +244,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -254,7 +268,10 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
 
-/* Selective file content synch'ing.  */
+/* Selective file content synch'ing.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
@@ -263,16 +280,25 @@ extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -289,6 +315,19 @@ extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
 
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
 #endif
 
 __END_DECLS
diff --git a/libc/sysdeps/unix/sysv/linux/sync_file_range.c b/libc/sysdeps/unix/sysv/linux/sync_file_range.c
index 41e08e028..1b20d6ce0 100644
--- a/libc/sysdeps/unix/sysv/linux/sync_file_range.c
+++ b/libc/sysdeps/unix/sysv/linux/sync_file_range.c
@@ -1,5 +1,5 @@
 /* Selective file content synch'ing.
-   Copyright (C) 2006, 2007, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -21,7 +21,7 @@
 #include <fcntl.h>
 #include <sys/types.h>
 
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 #include <sys/syscall.h>
 
 
@@ -29,18 +29,43 @@
 int
 sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
 {
-  return INLINE_SYSCALL (sync_file_range, 6, fd,
-			 __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
-			 __LONG_LONG_PAIR ((long) (to >> 32), (long) to),
-			 flags);
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (sync_file_range, 6, fd,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to),
+			   flags);
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (sync_file_range, 6, fd,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to),
+			   flags);
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
 }
 #elif defined __NR_sync_file_range2
 int
 sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
 {
-  return INLINE_SYSCALL (sync_file_range2, 6, fd, flags,
-			 __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
-			 __LONG_LONG_PAIR ((long) (to >> 32), (long) to));
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (sync_file_range2, 6, fd, flags,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to));
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (sync_file_range2, 6, fd, flags,
+			   __LONG_LONG_PAIR ((long) (from >> 32), (long) from),
+			   __LONG_LONG_PAIR ((long) (to >> 32), (long) to));
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
 }
 #else
 int
diff --git a/libc/sysdeps/unix/sysv/linux/sys/timex.h b/libc/sysdeps/unix/sysv/linux/sys/timex.h
index 13b94d6f4..de61bb54d 100644
--- a/libc/sysdeps/unix/sysv/linux/sys/timex.h
+++ b/libc/sysdeps/unix/sysv/linux/sys/timex.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-1997, 1999, 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1997,1999,2007,2009,2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -24,6 +24,8 @@
 
 /* These definitions from linux/timex.h as of 2.6.30.  */
 
+#include <bits/timex.h>
+
 #define NTP_API	4	/* NTP API version */
 
 struct ntptimeval
@@ -39,90 +41,6 @@ struct ntptimeval
   long int __unused4;
 };
 
-struct timex
-{
-  unsigned int modes;	/* mode selector */
-  long int offset;	/* time offset (usec) */
-  long int freq;	/* frequency offset (scaled ppm) */
-  long int maxerror;	/* maximum error (usec) */
-  long int esterror;	/* estimated error (usec) */
-  int status;		/* clock command/status */
-  long int constant;	/* pll time constant */
-  long int precision;	/* clock precision (usec) (read only) */
-  long int tolerance;	/* clock frequency tolerance (ppm) (read only) */
-  struct timeval time;	/* (read only) */
-  long int tick;	/* (modified) usecs between clock ticks */
-
-  long int ppsfreq;	/* pps frequency (scaled ppm) (ro) */
-  long int jitter;	/* pps jitter (us) (ro) */
-  int shift;		/* interval duration (s) (shift) (ro) */
-  long int stabil;	/* pps stability (scaled ppm) (ro) */
-  long int jitcnt;	/* jitter limit exceeded (ro) */
-  long int calcnt;	/* calibration intervals (ro) */
-  long int errcnt;	/* calibration errors (ro) */
-  long int stbcnt;	/* stability limit exceeded (ro) */
-
-  int tai;		/* TAI offset (ro) */
-
-  /* ??? */
-  int  :32; int  :32; int  :32; int  :32;
-  int  :32; int  :32; int  :32; int  :32;
-  int  :32; int  :32; int  :32;
-};
-
-/* Mode codes (timex.mode) */
-#define ADJ_OFFSET		0x0001	/* time offset */
-#define ADJ_FREQUENCY		0x0002	/* frequency offset */
-#define ADJ_MAXERROR		0x0004	/* maximum time error */
-#define ADJ_ESTERROR		0x0008	/* estimated time error */
-#define ADJ_STATUS		0x0010	/* clock status */
-#define ADJ_TIMECONST		0x0020	/* pll time constant */
-#define ADJ_TAI			0x0080	/* set TAI offset */
-#define ADJ_MICRO		0x1000	/* select microsecond resolution */
-#define ADJ_NANO		0x2000	/* select nanosecond resolution */
-#define ADJ_TICK		0x4000	/* tick value */
-#define ADJ_OFFSET_SINGLESHOT	0x8001	/* old-fashioned adjtime */
-#define ADJ_OFFSET_SS_READ	0xa001	/* read-only adjtime */
-
-/* xntp 3.4 compatibility names */
-#define MOD_OFFSET	ADJ_OFFSET
-#define MOD_FREQUENCY	ADJ_FREQUENCY
-#define MOD_MAXERROR	ADJ_MAXERROR
-#define MOD_ESTERROR	ADJ_ESTERROR
-#define MOD_STATUS	ADJ_STATUS
-#define MOD_TIMECONST	ADJ_TIMECONST
-#define MOD_CLKB	ADJ_TICK
-#define MOD_CLKA	ADJ_OFFSET_SINGLESHOT /* 0x8000 in original */
-#define MOD_TAI		ADJ_TAI
-#define MOD_MICRO	ADJ_MICRO
-#define MOD_NANO	ADJ_NANO
-
-
-/* Status codes (timex.status) */
-#define STA_PLL		0x0001	/* enable PLL updates (rw) */
-#define STA_PPSFREQ	0x0002	/* enable PPS freq discipline (rw) */
-#define STA_PPSTIME	0x0004	/* enable PPS time discipline (rw) */
-#define STA_FLL		0x0008	/* select frequency-lock mode (rw) */
-
-#define STA_INS		0x0010	/* insert leap (rw) */
-#define STA_DEL		0x0020	/* delete leap (rw) */
-#define STA_UNSYNC	0x0040	/* clock unsynchronized (rw) */
-#define STA_FREQHOLD	0x0080	/* hold frequency (rw) */
-
-#define STA_PPSSIGNAL	0x0100	/* PPS signal present (ro) */
-#define STA_PPSJITTER	0x0200	/* PPS signal jitter exceeded (ro) */
-#define STA_PPSWANDER	0x0400	/* PPS signal wander exceeded (ro) */
-#define STA_PPSERROR	0x0800	/* PPS signal calibration error (ro) */
-
-#define STA_CLOCKERR	0x1000	/* clock hardware fault (ro) */
-#define STA_NANO	0x2000	/* resolution (0 = us, 1 = ns) (ro) */
-#define STA_MODE	0x4000	/* mode (0 = PLL, 1 = FLL) (ro) */
-#define STA_CLK		0x8000	/* clock source (0 = A, 1 = B) (ro) */
-
-/* Read-only bits */
-#define STA_RONLY (STA_PPSSIGNAL | STA_PPSJITTER | STA_PPSWANDER | \
-    STA_PPSERROR | STA_CLOCKERR | STA_NANO | STA_MODE | STA_CLK)
-
 /* Clock states (time_state) */
 #define TIME_OK		0	/* clock synchronized, no leap second */
 #define TIME_INS	1	/* insert leap second */
diff --git a/libc/sysdeps/unix/sysv/linux/syscalls.list b/libc/sysdeps/unix/sysv/linux/syscalls.list
index 0f3345490..051303f07 100644
--- a/libc/sysdeps/unix/sysv/linux/syscalls.list
+++ b/libc/sysdeps/unix/sysv/linux/syscalls.list
@@ -4,6 +4,7 @@ adjtimex	adjtime	adjtimex	i:p	__adjtimex	adjtimex ntp_adjtime __adjtimex_interna
 bdflush		EXTRA	bdflush		i:ii	bdflush
 capget		EXTRA	capget		i:pp	capget
 capset		EXTRA	capset		i:pp	capset
+clock_adjtime	EXTRA	clock_adjtime	i:ip	clock_adjtime
 creat		-	creat		Ci:si	__libc_creat creat
 create_module	EXTRA	create_module	3	create_module
 delete_module	EXTRA	delete_module	3	delete_module
@@ -103,3 +104,6 @@ timerfd_settime	EXTRA	timerfd_settime	i:iipp	timerfd_settime
 timerfd_gettime	EXTRA	timerfd_gettime	i:ip	timerfd_gettime
 
 fanotify_init	EXTRA	fanotify_init	i:ii	fanotify_init
+
+name_to_handle_at EXTRA	name_to_handle_at i:isppi name_to_handle_at
+open_by_handle_at EXTRA	open_by_handle_at Ci:ipi  open_by_handle_at
diff --git a/libc/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c b/libc/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c
index 3e8954f0b..fc08b7be5 100644
--- a/libc/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c
+++ b/libc/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -18,7 +18,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
-#include <sysdep.h>
+#include <sysdep-cancel.h>
 
 
 /* Reserve storage for the data of the file associated with FD.  */
@@ -26,7 +26,17 @@ int
 fallocate (int fd, int mode, __off_t offset, __off_t len)
 {
 #ifdef __NR_fallocate
-  return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len);
+  if (SINGLE_THREAD_P)
+    return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len);
+
+  int result;
+  int oldtype = LIBC_CANCEL_ASYNC ();
+
+  result = INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len);
+
+  LIBC_CANCEL_RESET (oldtype);
+
+  return result;
 #else
   __set_errno (ENOSYS);
   return -1;
diff --git a/libc/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list b/libc/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list
index fda3db1de..74732ab98 100644
--- a/libc/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list
+++ b/libc/sysdeps/unix/sysv/linux/wordsize-64/syscalls.list
@@ -14,7 +14,7 @@ getrlimit	-	getrlimit	i:ip	__getrlimit	getrlimit getrlimit64
 setrlimit	-	setrlimit	i:ip	__setrlimit	setrlimit setrlimit64
 readahead	-	readahead	i:iii	__readahead	readahead
 sendfile	-	sendfile	i:iipi	sendfile	sendfile64
-sync_file_range	-	sync_file_range	i:iiii	sync_file_range
+sync_file_range	-	sync_file_range	Ci:iiii	sync_file_range
 creat		-	creat		Ci:si	__libc_creat	creat creat64
 open		-	open		Ci:siv	__libc_open	__open open __open64 open64
 prlimit		EXTRA	prlimit64	i:iipp	prlimit		prlimit64
diff --git a/libc/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h b/libc/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
index ac029fdda..7f18562c1 100644
--- a/libc/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
+++ b/libc/sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h
@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/x86-64.
-   Copyright (C) 2001,2002,2004,2006,2007,2009,2010
+   Copyright (C) 2001,2002,2004,2006,2007,2009,2010,2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -54,6 +54,7 @@
 #ifdef __USE_GNU
 # define O_DIRECT	 040000	/* Direct disk access.	*/
 # define O_NOATIME     01000000 /* Do not set atime.  */
+# define O_PATH	      010000000 /* Resolve pathname but do not open file.  */
 #endif
 
 /* For now Linux has synchronisity options for data and read operations.
@@ -247,6 +248,19 @@ struct f_owner_ex
 					   we splice from/to).  */
 # define SPLICE_F_MORE		4	/* Expect more data.  */
 # define SPLICE_F_GIFT		8	/* Pages passed in are a gift.  */
+
+
+/* File handle structure.  */
+struct file_handle
+{
+  unsigned int handle_bytes;
+  int handle_type;
+  /* File identifier.  */
+  unsigned char f_handle[0];
+};
+
+/* Maximum handle size (for now).  */
+# define MAX_HANDLE_SZ	128
 #endif
 
 __BEGIN_DECLS
@@ -258,25 +272,40 @@ extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
     __THROW;
 
 
-/* Selective file content synch'ing.  */
+/* Selective file content synch'ing.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern int sync_file_range (int __fd, __off64_t __offset, __off64_t __count,
 			    unsigned int __flags);
 
 
-/* Splice address range into a pipe.  */
+/* Splice address range into a pipe.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t vmsplice (int __fdout, const struct iovec *__iov,
 			 size_t __count, unsigned int __flags);
 
-/* Splice two files together.  */
+/* Splice two files together.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t splice (int __fdin, __off64_t *__offin, int __fdout,
 		       __off64_t *__offout, size_t __len,
 		       unsigned int __flags);
 
-/* In-kernel implementation of tee for pipe buffers.  */
+/* In-kernel implementation of tee for pipe buffers.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 extern ssize_t tee (int __fdin, int __fdout, size_t __len,
 		    unsigned int __flags);
 
-/* Reserve storage for the data of the file associated with FD.  */
+/* Reserve storage for the data of the file associated with FD.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
 # ifndef __USE_FILE_OFFSET64
 extern int fallocate (int __fd, int __mode, __off_t __offset, __off_t __len);
 # else
@@ -292,6 +321,20 @@ extern int __REDIRECT (fallocate, (int __fd, int __mode, __off64_t __offset,
 extern int fallocate64 (int __fd, int __mode, __off64_t __offset,
 			__off64_t __len);
 # endif
-#endif
+
+
+/* Map file name to file handle.  */
+extern int name_to_handle_at (int __dfd, const char *__name,
+			      struct file_handle *__handle, int *__mnt_id,
+			      int __flags) __THROW;
+
+/* Open file using the file handle.
+
+   This function is a possible cancellation point and therefore not
+   marked with __THROW.  */
+extern int open_by_handle_at (int __mountdirfd, struct file_handle *__handle,
+			      int __flags);
+
+#endif	/* use GNU */
 
 __END_DECLS
diff --git a/libc/sysdeps/x86_64/cacheinfo.c b/libc/sysdeps/x86_64/cacheinfo.c
index fdd6427e1..bd4be3d2d 100644
--- a/libc/sysdeps/x86_64/cacheinfo.c
+++ b/libc/sysdeps/x86_64/cacheinfo.c
@@ -226,6 +226,8 @@ intel_check_word (int name, unsigned int value, bool *has_level_2,
 		  assert (offset == 2);
 		  return (ebx & 0xfff) + 1;
 		}
+
+	      ++round;
 	    }
 	  /* There is no other cache information anywhere else.  */
 	  break;
diff --git a/libc/time/time.h b/libc/time/time.h
index eb7549ddf..fee8d2705 100644
--- a/libc/time/time.h
+++ b/libc/time/time.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2003,2006,2009 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2003,2006,2009,2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -385,7 +385,7 @@ extern int timer_getoverrun (timer_t __timerid) __THROW;
      6  memory allication failed (not enough memory available),
      7  there is no line in the template that matches the input,
      8  invalid input specification Example: February 31 or a time is
-        specified that can not be represented in a time_t (representing
+	specified that can not be represented in a time_t (representing
 	the time in seconds since 00:00:00 UTC, January 1, 1970) */
 extern int getdate_err;
 
@@ -394,7 +394,7 @@ extern int getdate_err;
    the environment variable DATEMSK are used.  In case of an error
    `getdate_err' is set.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern struct tm *getdate (__const char *__string);
 # endif
diff --git a/libc/wcsmbs/wchar.h b/libc/wcsmbs/wchar.h
index fdcfdd68e..886131b4a 100644
--- a/libc/wcsmbs/wchar.h
+++ b/libc/wcsmbs/wchar.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2008, 2009, 2010 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2008, 2009, 2010, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -758,7 +758,7 @@ extern wint_t putwc (wchar_t __wc, __FILE *__stream);
 
 /* Write a character to stdout.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern wint_t putwchar (wchar_t __wc);
 
@@ -766,14 +766,14 @@ extern wint_t putwchar (wchar_t __wc);
 /* Get a newline-terminated wide character string of finite length
    from STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern wchar_t *fgetws (wchar_t *__restrict __ws, int __n,
 			__FILE *__restrict __stream);
 
 /* Write a string to STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern int fputws (__const wchar_t *__restrict __ws,
 		   __FILE *__restrict __stream);
@@ -781,7 +781,7 @@ extern int fputws (__const wchar_t *__restrict __ws,
 
 /* Push a character back onto the input buffer of STREAM.
 
-   This function is a possible cancellation points and therefore not
+   This function is a possible cancellation point and therefore not
    marked with __THROW.  */
 extern wint_t ungetwc (wint_t __wc, __FILE *__stream);
 __END_NAMESPACE_STD