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-rw-r--r--arch/m32r/Kconfig2
-rw-r--r--arch/m32r/include/asm/elf.h4
-rw-r--r--arch/m32r/include/asm/ioctls.h83
-rw-r--r--arch/m32r/include/asm/irqflags.h104
-rw-r--r--arch/m32r/include/asm/pgtable.h2
-rw-r--r--arch/m32r/include/asm/signal.h1
-rw-r--r--arch/m32r/include/asm/system.h66
-rw-r--r--arch/m32r/include/asm/unistd.h1
-rw-r--r--arch/m32r/kernel/.gitignore1
-rw-r--r--arch/m32r/kernel/entry.S5
-rw-r--r--arch/m32r/kernel/irq.c2
-rw-r--r--arch/m32r/kernel/process.c4
-rw-r--r--arch/m32r/kernel/ptrace.c18
-rw-r--r--arch/m32r/kernel/signal.c103
-rw-r--r--arch/m32r/kernel/sys_m32r.c4
-rw-r--r--arch/m32r/platforms/m32104ut/setup.c2
-rw-r--r--arch/m32r/platforms/m32700ut/setup.c8
-rw-r--r--arch/m32r/platforms/mappi/setup.c2
-rw-r--r--arch/m32r/platforms/mappi2/setup.c2
-rw-r--r--arch/m32r/platforms/mappi3/setup.c2
-rw-r--r--arch/m32r/platforms/oaks32r/setup.c2
-rw-r--r--arch/m32r/platforms/opsput/setup.c6
-rw-r--r--arch/m32r/platforms/usrv/setup.c4
23 files changed, 184 insertions, 244 deletions
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 3ffb886f234..5c291d65196 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -308,7 +308,7 @@ config SMP
Management" code will be disabled if you say Y here.
See also the SMP-HOWTO available at
- <http://www.linuxdoc.org/docs.html#howto>.
+ <http://tldp.org/HOWTO/SMP-HOWTO.html>.
If you don't know what to do here, say N.
diff --git a/arch/m32r/include/asm/elf.h b/arch/m32r/include/asm/elf.h
index 2f85412ef73..b8da7d0574d 100644
--- a/arch/m32r/include/asm/elf.h
+++ b/arch/m32r/include/asm/elf.h
@@ -82,9 +82,9 @@ typedef elf_fpreg_t elf_fpregset_t;
* These are used to set parameters in the core dumps.
*/
#define ELF_CLASS ELFCLASS32
-#if defined(__LITTLE_ENDIAN)
+#if defined(__LITTLE_ENDIAN__)
#define ELF_DATA ELFDATA2LSB
-#elif defined(__BIG_ENDIAN)
+#elif defined(__BIG_ENDIAN__)
#define ELF_DATA ELFDATA2MSB
#else
#error no endian defined
diff --git a/arch/m32r/include/asm/ioctls.h b/arch/m32r/include/asm/ioctls.h
index 66288063a4c..349bf87bfbd 100644
--- a/arch/m32r/include/asm/ioctls.h
+++ b/arch/m32r/include/asm/ioctls.h
@@ -1,87 +1,6 @@
#ifndef __ARCH_M32R_IOCTLS_H__
#define __ARCH_M32R_IOCTLS_H__
-#include <asm/ioctl.h>
-
-/* 0x54 is just a magic number to make these relatively unique ('T') */
-
-#define TCGETS 0x5401
-#define TCSETS 0x5402 /* Clashes with SNDCTL_TMR_START sound ioctl */
-#define TCSETSW 0x5403
-#define TCSETSF 0x5404
-#define TCGETA 0x5405
-#define TCSETA 0x5406
-#define TCSETAW 0x5407
-#define TCSETAF 0x5408
-#define TCSBRK 0x5409
-#define TCXONC 0x540A
-#define TCFLSH 0x540B
-#define TIOCEXCL 0x540C
-#define TIOCNXCL 0x540D
-#define TIOCSCTTY 0x540E
-#define TIOCGPGRP 0x540F
-#define TIOCSPGRP 0x5410
-#define TIOCOUTQ 0x5411
-#define TIOCSTI 0x5412
-#define TIOCGWINSZ 0x5413
-#define TIOCSWINSZ 0x5414
-#define TIOCMGET 0x5415
-#define TIOCMBIS 0x5416
-#define TIOCMBIC 0x5417
-#define TIOCMSET 0x5418
-#define TIOCGSOFTCAR 0x5419
-#define TIOCSSOFTCAR 0x541A
-#define FIONREAD 0x541B
-#define TIOCINQ FIONREAD
-#define TIOCLINUX 0x541C
-#define TIOCCONS 0x541D
-#define TIOCGSERIAL 0x541E
-#define TIOCSSERIAL 0x541F
-#define TIOCPKT 0x5420
-#define FIONBIO 0x5421
-#define TIOCNOTTY 0x5422
-#define TIOCSETD 0x5423
-#define TIOCGETD 0x5424
-#define TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */
-/* #define TIOCTTYGSTRUCT 0x5426 - Former debugging-only ioctl */
-#define TIOCSBRK 0x5427 /* BSD compatibility */
-#define TIOCCBRK 0x5428 /* BSD compatibility */
-#define TIOCGSID 0x5429 /* Return the session ID of FD */
-#define TCGETS2 _IOR('T',0x2A, struct termios2)
-#define TCSETS2 _IOW('T',0x2B, struct termios2)
-#define TCSETSW2 _IOW('T',0x2C, struct termios2)
-#define TCSETSF2 _IOW('T',0x2D, struct termios2)
-#define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
-#define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */
-#define TIOCSIG _IOW('T',0x36, int) /* Generate signal on Pty slave */
-
-#define FIONCLEX 0x5450
-#define FIOCLEX 0x5451
-#define FIOASYNC 0x5452
-#define TIOCSERCONFIG 0x5453
-#define TIOCSERGWILD 0x5454
-#define TIOCSERSWILD 0x5455
-#define TIOCGLCKTRMIOS 0x5456
-#define TIOCSLCKTRMIOS 0x5457
-#define TIOCSERGSTRUCT 0x5458 /* For debugging only */
-#define TIOCSERGETLSR 0x5459 /* Get line status register */
-#define TIOCSERGETMULTI 0x545A /* Get multiport config */
-#define TIOCSERSETMULTI 0x545B /* Set multiport config */
-
-#define TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */
-#define TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
-#define FIOQSIZE 0x5460
-
-/* Used for packet mode */
-#define TIOCPKT_DATA 0
-#define TIOCPKT_FLUSHREAD 1
-#define TIOCPKT_FLUSHWRITE 2
-#define TIOCPKT_STOP 4
-#define TIOCPKT_START 8
-#define TIOCPKT_NOSTOP 16
-#define TIOCPKT_DOSTOP 32
-#define TIOCPKT_IOCTL 64
-
-#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */
+#include <asm-generic/ioctls.h>
#endif /* __ARCH_M32R_IOCTLS_H__ */
diff --git a/arch/m32r/include/asm/irqflags.h b/arch/m32r/include/asm/irqflags.h
new file mode 100644
index 00000000000..1f92d29982a
--- /dev/null
+++ b/arch/m32r/include/asm/irqflags.h
@@ -0,0 +1,104 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 Hiroyuki Kondo, Hirokazu Takata, and Hitoshi Yamamoto
+ * Copyright (C) 2004, 2006 Hirokazu Takata <takata at linux-m32r.org>
+ */
+
+#ifndef _ASM_M32R_IRQFLAGS_H
+#define _ASM_M32R_IRQFLAGS_H
+
+#include <linux/types.h>
+
+static inline unsigned long arch_local_save_flags(void)
+{
+ unsigned long flags;
+ asm volatile("mvfc %0,psw" : "=r"(flags));
+ return flags;
+}
+
+static inline void arch_local_irq_disable(void)
+{
+#if !defined(CONFIG_CHIP_M32102) && !defined(CONFIG_CHIP_M32104)
+ asm volatile (
+ "clrpsw #0x40 -> nop"
+ : : : "memory");
+#else
+ unsigned long tmpreg0, tmpreg1;
+ asm volatile (
+ "ld24 %0, #0 ; Use 32-bit insn. \n\t"
+ "mvfc %1, psw ; No interrupt can be accepted here. \n\t"
+ "mvtc %0, psw \n\t"
+ "and3 %0, %1, #0xffbf \n\t"
+ "mvtc %0, psw \n\t"
+ : "=&r" (tmpreg0), "=&r" (tmpreg1)
+ :
+ : "cbit", "memory");
+#endif
+}
+
+static inline void arch_local_irq_enable(void)
+{
+#if !defined(CONFIG_CHIP_M32102) && !defined(CONFIG_CHIP_M32104)
+ asm volatile (
+ "setpsw #0x40 -> nop"
+ : : : "memory");
+#else
+ unsigned long tmpreg;
+ asm volatile (
+ "mvfc %0, psw; \n\t"
+ "or3 %0, %0, #0x0040; \n\t"
+ "mvtc %0, psw; \n\t"
+ : "=&r" (tmpreg)
+ :
+ : "cbit", "memory");
+#endif
+}
+
+static inline unsigned long arch_local_irq_save(void)
+{
+ unsigned long flags;
+
+#if !(defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_M32104))
+ asm volatile (
+ "mvfc %0, psw; \n\t"
+ "clrpsw #0x40 -> nop; \n\t"
+ : "=r" (flags)
+ :
+ : "memory");
+#else
+ unsigned long tmpreg;
+ asm volatile (
+ "ld24 %1, #0 \n\t"
+ "mvfc %0, psw \n\t"
+ "mvtc %1, psw \n\t"
+ "and3 %1, %0, #0xffbf \n\t"
+ "mvtc %1, psw \n\t"
+ : "=r" (flags), "=&r" (tmpreg)
+ :
+ : "cbit", "memory");
+#endif
+ return flags;
+}
+
+static inline void arch_local_irq_restore(unsigned long flags)
+{
+ asm volatile("mvtc %0,psw"
+ :
+ : "r" (flags)
+ : "cbit", "memory");
+}
+
+static inline bool arch_irqs_disabled_flags(unsigned long flags)
+{
+ return !(flags & 0x40);
+}
+
+static inline bool arch_irqs_disabled(void)
+{
+ return arch_irqs_disabled_flags(arch_local_save_flags());
+}
+
+#endif /* _ASM_M32R_IRQFLAGS_H */
diff --git a/arch/m32r/include/asm/pgtable.h b/arch/m32r/include/asm/pgtable.h
index e6359c566b5..8a28cfea272 100644
--- a/arch/m32r/include/asm/pgtable.h
+++ b/arch/m32r/include/asm/pgtable.h
@@ -332,9 +332,7 @@ static inline void pmd_set(pmd_t * pmdp, pte_t * ptep)
((pte_t *)pmd_page_vaddr(*(dir)) + pte_index(address))
#define pte_offset_map(dir, address) \
((pte_t *)page_address(pmd_page(*(dir))) + pte_index(address))
-#define pte_offset_map_nested(dir, address) pte_offset_map(dir, address)
#define pte_unmap(pte) do { } while (0)
-#define pte_unmap_nested(pte) do { } while (0)
/* Encode and de-code a swap entry */
#define __swp_type(x) (((x).val >> 2) & 0x1f)
diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h
index 9c1acb2b1a9..b2eeb0de1c8 100644
--- a/arch/m32r/include/asm/signal.h
+++ b/arch/m32r/include/asm/signal.h
@@ -157,7 +157,6 @@ typedef struct sigaltstack {
#undef __HAVE_ARCH_SIG_BITOPS
struct pt_regs;
-extern int do_signal(struct pt_regs *regs, sigset_t *oldset);
#define ptrace_signal_deliver(regs, cookie) do { } while (0)
diff --git a/arch/m32r/include/asm/system.h b/arch/m32r/include/asm/system.h
index c980f5ba8de..13c46794ccb 100644
--- a/arch/m32r/include/asm/system.h
+++ b/arch/m32r/include/asm/system.h
@@ -11,6 +11,7 @@
*/
#include <linux/compiler.h>
+#include <linux/irqflags.h>
#include <asm/assembler.h>
#ifdef __KERNEL__
@@ -54,71 +55,6 @@
); \
} while(0)
-/* Interrupt Control */
-#if !defined(CONFIG_CHIP_M32102) && !defined(CONFIG_CHIP_M32104)
-#define local_irq_enable() \
- __asm__ __volatile__ ("setpsw #0x40 -> nop": : :"memory")
-#define local_irq_disable() \
- __asm__ __volatile__ ("clrpsw #0x40 -> nop": : :"memory")
-#else /* CONFIG_CHIP_M32102 || CONFIG_CHIP_M32104 */
-static inline void local_irq_enable(void)
-{
- unsigned long tmpreg;
- __asm__ __volatile__(
- "mvfc %0, psw; \n\t"
- "or3 %0, %0, #0x0040; \n\t"
- "mvtc %0, psw; \n\t"
- : "=&r" (tmpreg) : : "cbit", "memory");
-}
-
-static inline void local_irq_disable(void)
-{
- unsigned long tmpreg0, tmpreg1;
- __asm__ __volatile__(
- "ld24 %0, #0 ; Use 32-bit insn. \n\t"
- "mvfc %1, psw ; No interrupt can be accepted here. \n\t"
- "mvtc %0, psw \n\t"
- "and3 %0, %1, #0xffbf \n\t"
- "mvtc %0, psw \n\t"
- : "=&r" (tmpreg0), "=&r" (tmpreg1) : : "cbit", "memory");
-}
-#endif /* CONFIG_CHIP_M32102 || CONFIG_CHIP_M32104 */
-
-#define local_save_flags(x) \
- __asm__ __volatile__("mvfc %0,psw" : "=r"(x) : /* no input */)
-
-#define local_irq_restore(x) \
- __asm__ __volatile__("mvtc %0,psw" : /* no outputs */ \
- : "r" (x) : "cbit", "memory")
-
-#if !(defined(CONFIG_CHIP_M32102) || defined(CONFIG_CHIP_M32104))
-#define local_irq_save(x) \
- __asm__ __volatile__( \
- "mvfc %0, psw; \n\t" \
- "clrpsw #0x40 -> nop; \n\t" \
- : "=r" (x) : /* no input */ : "memory")
-#else /* CONFIG_CHIP_M32102 || CONFIG_CHIP_M32104 */
-#define local_irq_save(x) \
- ({ \
- unsigned long tmpreg; \
- __asm__ __volatile__( \
- "ld24 %1, #0 \n\t" \
- "mvfc %0, psw \n\t" \
- "mvtc %1, psw \n\t" \
- "and3 %1, %0, #0xffbf \n\t" \
- "mvtc %1, psw \n\t" \
- : "=r" (x), "=&r" (tmpreg) \
- : : "cbit", "memory"); \
- })
-#endif /* CONFIG_CHIP_M32102 || CONFIG_CHIP_M32104 */
-
-#define irqs_disabled() \
- ({ \
- unsigned long flags; \
- local_save_flags(flags); \
- !(flags & 0x40); \
- })
-
#define nop() __asm__ __volatile__ ("nop" : : )
#define xchg(ptr, x) \
diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h
index 76125777483..c70545689da 100644
--- a/arch/m32r/include/asm/unistd.h
+++ b/arch/m32r/include/asm/unistd.h
@@ -351,6 +351,7 @@
#define __ARCH_WANT_SYS_OLD_GETRLIMIT /*will be unused*/
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_RT_SIGACTION
+#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#define __IGNORE_lchown
#define __IGNORE_setuid
diff --git a/arch/m32r/kernel/.gitignore b/arch/m32r/kernel/.gitignore
new file mode 100644
index 00000000000..c5f676c3c22
--- /dev/null
+++ b/arch/m32r/kernel/.gitignore
@@ -0,0 +1 @@
+vmlinux.lds
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 403869833b9..225412bc227 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -235,10 +235,9 @@ work_resched:
work_notifysig: ; deal with pending signals and
; notify-resume requests
mv r0, sp ; arg1 : struct pt_regs *regs
- ldi r1, #0 ; arg2 : sigset_t *oldset
- mv r2, r9 ; arg3 : __u32 thread_info_flags
+ mv r1, r9 ; arg2 : __u32 thread_info_flags
bl do_notify_resume
- bra restore_all
+ bra resume_userspace
; perform syscall exit tracing
ALIGN
diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c
index 3c71f776872..7db26f1f082 100644
--- a/arch/m32r/kernel/irq.c
+++ b/arch/m32r/kernel/irq.c
@@ -51,7 +51,7 @@ int show_interrupts(struct seq_file *p, void *v)
for_each_online_cpu(j)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
#endif
- seq_printf(p, " %14s", irq_desc[i].chip->typename);
+ seq_printf(p, " %14s", irq_desc[i].chip->name);
seq_printf(p, " %s", action->name);
for (action=action->next; action; action = action->next)
diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index 8665a4d868e..422bea9f1db 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -289,8 +289,8 @@ asmlinkage int sys_vfork(unsigned long r0, unsigned long r1, unsigned long r2,
* sys_execve() executes a new program.
*/
asmlinkage int sys_execve(const char __user *ufilename,
- char __user * __user *uargv,
- char __user * __user *uenvp,
+ const char __user *const __user *uargv,
+ const char __user *const __user *uenvp,
unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, struct pt_regs regs)
{
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index e555091eb97..20743754f2b 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child)
if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)
!= sizeof(insn))
- break;
+ return -EIO;
compute_next_pc(insn, pc, &next_pc, child);
if (next_pc & 0x80000000)
- break;
+ return -EIO;
if (embed_debug_trap(child, next_pc))
- break;
+ return -EIO;
invalidate_cache();
+ return 0;
}
void user_disable_single_step(struct task_struct *child)
@@ -621,9 +622,11 @@ void ptrace_disable(struct task_struct *child)
}
long
-arch_ptrace(struct task_struct *child, long request, long addr, long data)
+arch_ptrace(struct task_struct *child, long request,
+ unsigned long addr, unsigned long data)
{
int ret;
+ unsigned long __user *datap = (unsigned long __user *) data;
switch (request) {
/*
@@ -638,8 +641,7 @@ arch_ptrace(struct task_struct *child, long request, long addr, long data)
* read the word at location addr in the USER area.
*/
case PTRACE_PEEKUSR:
- ret = ptrace_read_user(child, addr,
- (unsigned long __user *)data);
+ ret = ptrace_read_user(child, addr, datap);
break;
/*
@@ -660,11 +662,11 @@ arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
case PTRACE_GETREGS:
- ret = ptrace_getregs(child, (void __user *)data);
+ ret = ptrace_getregs(child, datap);
break;
case PTRACE_SETREGS:
- ret = ptrace_setregs(child, (void __user *)data);
+ ret = ptrace_setregs(child, datap);
break;
default:
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index 144b0f124fc..a08697f0886 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -30,35 +30,6 @@
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-int do_signal(struct pt_regs *, sigset_t *);
-
-asmlinkage int
-sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize,
- unsigned long r2, unsigned long r3, unsigned long r4,
- unsigned long r5, unsigned long r6, struct pt_regs *regs)
-{
- sigset_t newset;
-
- /* XXX: Don't preclude handling different sized sigset_t's. */
- if (sigsetsize != sizeof(sigset_t))
- return -EINVAL;
-
- if (copy_from_user(&newset, unewset, sizeof(newset)))
- return -EFAULT;
- sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP));
-
- spin_lock_irq(&current->sighand->siglock);
- current->saved_sigmask = current->blocked;
- current->blocked = newset;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
-
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- set_thread_flag(TIF_RESTORE_SIGMASK);
- return -ERESTARTNOHAND;
-}
-
asmlinkage int
sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss,
unsigned long r2, unsigned long r3, unsigned long r4,
@@ -218,7 +189,7 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size)
return (void __user *)((sp - frame_size) & -8ul);
}
-static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
+static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
sigset_t *set, struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
@@ -275,22 +246,34 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
current->comm, current->pid, frame, regs->pc);
#endif
- return;
+ return 0;
give_sigsegv:
force_sigsegv(sig, current);
+ return -EFAULT;
+}
+
+static int prev_insn(struct pt_regs *regs)
+{
+ u16 inst;
+ if (get_user(inst, (u16 __user *)(regs->bpc - 2)))
+ return -EFAULT;
+ if ((inst & 0xfff0) == 0x10f0) /* trap ? */
+ regs->bpc -= 2;
+ else
+ regs->bpc -= 4;
+ regs->syscall_nr = -1;
+ return 0;
}
/*
* OK, we're invoking a handler
*/
-static void
+static int
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
sigset_t *oldset, struct pt_regs *regs)
{
- unsigned short inst;
-
/* Are we from a system call? */
if (regs->syscall_nr >= 0) {
/* If so, check system call restarting.. */
@@ -308,16 +291,14 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
/* fallthrough */
case -ERESTARTNOINTR:
regs->r0 = regs->orig_r0;
- inst = *(unsigned short *)(regs->bpc - 2);
- if ((inst & 0xfff0) == 0x10f0) /* trap ? */
- regs->bpc -= 2;
- else
- regs->bpc -= 4;
+ if (prev_insn(regs) < 0)
+ return -EFAULT;
}
}
/* Set up the stack frame */
- setup_rt_frame(sig, ka, info, oldset, regs);
+ if (setup_rt_frame(sig, ka, info, oldset, regs))
+ return -EFAULT;
spin_lock_irq(&current->sighand->siglock);
sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
@@ -325,6 +306,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
sigaddset(&current->blocked,sig);
recalc_sigpending();
spin_unlock_irq(&current->sighand->siglock);
+ return 0;
}
/*
@@ -332,12 +314,12 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
* want to handle. Thus you cannot kill init even with a SIGKILL even by
* mistake.
*/
-int do_signal(struct pt_regs *regs, sigset_t *oldset)
+static void do_signal(struct pt_regs *regs)
{
siginfo_t info;
int signr;
struct k_sigaction ka;
- unsigned short inst;
+ sigset_t *oldset;
/*
* We want the common case to go fast, which
@@ -346,12 +328,14 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset)
* if so.
*/
if (!user_mode(regs))
- return 1;
+ return;
if (try_to_freeze())
goto no_signal;
- if (!oldset)
+ if (test_thread_flag(TIF_RESTORE_SIGMASK))
+ oldset = &current->saved_sigmask;
+ else
oldset = &current->blocked;
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
@@ -363,8 +347,10 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset)
*/
/* Whee! Actually deliver the signal. */
- handle_signal(signr, &ka, &info, oldset, regs);
- return 1;
+ if (handle_signal(signr, &ka, &info, oldset, regs) == 0)
+ clear_thread_flag(TIF_RESTORE_SIGMASK);
+
+ return;
}
no_signal:
@@ -375,31 +361,24 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset)
regs->r0 == -ERESTARTSYS ||
regs->r0 == -ERESTARTNOINTR) {
regs->r0 = regs->orig_r0;
- inst = *(unsigned short *)(regs->bpc - 2);
- if ((inst & 0xfff0) == 0x10f0) /* trap ? */
- regs->bpc -= 2;
- else
- regs->bpc -= 4;
- }
- if (regs->r0 == -ERESTART_RESTARTBLOCK){
+ prev_insn(regs);
+ } else if (regs->r0 == -ERESTART_RESTARTBLOCK){
regs->r0 = regs->orig_r0;
regs->r7 = __NR_restart_syscall;
- inst = *(unsigned short *)(regs->bpc - 2);
- if ((inst & 0xfff0) == 0x10f0) /* trap ? */
- regs->bpc -= 2;
- else
- regs->bpc -= 4;
+ prev_insn(regs);
}
}
- return 0;
+ if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
+ clear_thread_flag(TIF_RESTORE_SIGMASK);
+ sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
+ }
}
/*
* notification of userspace execution resumption
* - triggered by current->work.notify_resume
*/
-void do_notify_resume(struct pt_regs *regs, sigset_t *oldset,
- __u32 thread_info_flags)
+void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags)
{
/* Pending single-step? */
if (thread_info_flags & _TIF_SINGLESTEP)
@@ -407,7 +386,7 @@ void do_notify_resume(struct pt_regs *regs, sigset_t *oldset,
/* deal with pending signal delivery */
if (thread_info_flags & _TIF_SIGPENDING)
- do_signal(regs,oldset);
+ do_signal(regs);
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c
index 0a00f467edf..d841fb6cc70 100644
--- a/arch/m32r/kernel/sys_m32r.c
+++ b/arch/m32r/kernel/sys_m32r.c
@@ -93,7 +93,9 @@ asmlinkage int sys_cachectl(char *addr, int nbytes, int op)
* Do a system call from kernel instead of calling sys_execve so we
* end up with proper pt_regs.
*/
-int kernel_execve(const char *filename, char *const argv[], char *const envp[])
+int kernel_execve(const char *filename,
+ const char *const argv[],
+ const char *const envp[])
{
register long __scno __asm__ ("r7") = __NR_execve;
register long __arg3 __asm__ ("r2") = (long)(envp);
diff --git a/arch/m32r/platforms/m32104ut/setup.c b/arch/m32r/platforms/m32104ut/setup.c
index 922fdfdadea..402a59d7219 100644
--- a/arch/m32r/platforms/m32104ut/setup.c
+++ b/arch/m32r/platforms/m32104ut/setup.c
@@ -65,7 +65,7 @@ static void shutdown_m32104ut_irq(unsigned int irq)
static struct irq_chip m32104ut_irq_type =
{
- .typename = "M32104UT-IRQ",
+ .name = "M32104UT-IRQ",
.startup = startup_m32104ut_irq,
.shutdown = shutdown_m32104ut_irq,
.enable = enable_m32104ut_irq,
diff --git a/arch/m32r/platforms/m32700ut/setup.c b/arch/m32r/platforms/m32700ut/setup.c
index 9c1bc7487c1..80b1a026795 100644
--- a/arch/m32r/platforms/m32700ut/setup.c
+++ b/arch/m32r/platforms/m32700ut/setup.c
@@ -71,7 +71,7 @@ static void shutdown_m32700ut_irq(unsigned int irq)
static struct irq_chip m32700ut_irq_type =
{
- .typename = "M32700UT-IRQ",
+ .name = "M32700UT-IRQ",
.startup = startup_m32700ut_irq,
.shutdown = shutdown_m32700ut_irq,
.enable = enable_m32700ut_irq,
@@ -148,7 +148,7 @@ static void shutdown_m32700ut_pld_irq(unsigned int irq)
static struct irq_chip m32700ut_pld_irq_type =
{
- .typename = "M32700UT-PLD-IRQ",
+ .name = "M32700UT-PLD-IRQ",
.startup = startup_m32700ut_pld_irq,
.shutdown = shutdown_m32700ut_pld_irq,
.enable = enable_m32700ut_pld_irq,
@@ -217,7 +217,7 @@ static void shutdown_m32700ut_lanpld_irq(unsigned int irq)
static struct irq_chip m32700ut_lanpld_irq_type =
{
- .typename = "M32700UT-PLD-LAN-IRQ",
+ .name = "M32700UT-PLD-LAN-IRQ",
.startup = startup_m32700ut_lanpld_irq,
.shutdown = shutdown_m32700ut_lanpld_irq,
.enable = enable_m32700ut_lanpld_irq,
@@ -286,7 +286,7 @@ static void shutdown_m32700ut_lcdpld_irq(unsigned int irq)
static struct irq_chip m32700ut_lcdpld_irq_type =
{
- .typename = "M32700UT-PLD-LCD-IRQ",
+ .name = "M32700UT-PLD-LCD-IRQ",
.startup = startup_m32700ut_lcdpld_irq,
.shutdown = shutdown_m32700ut_lcdpld_irq,
.enable = enable_m32700ut_lcdpld_irq,
diff --git a/arch/m32r/platforms/mappi/setup.c b/arch/m32r/platforms/mappi/setup.c
index fb4b17799b6..ea00c84d6b1 100644
--- a/arch/m32r/platforms/mappi/setup.c
+++ b/arch/m32r/platforms/mappi/setup.c
@@ -65,7 +65,7 @@ static void shutdown_mappi_irq(unsigned int irq)
static struct irq_chip mappi_irq_type =
{
- .typename = "MAPPI-IRQ",
+ .name = "MAPPI-IRQ",
.startup = startup_mappi_irq,
.shutdown = shutdown_mappi_irq,
.enable = enable_mappi_irq,
diff --git a/arch/m32r/platforms/mappi2/setup.c b/arch/m32r/platforms/mappi2/setup.c
index 6a65eda0a05..c049376d027 100644
--- a/arch/m32r/platforms/mappi2/setup.c
+++ b/arch/m32r/platforms/mappi2/setup.c
@@ -72,7 +72,7 @@ static void shutdown_mappi2_irq(unsigned int irq)
static struct irq_chip mappi2_irq_type =
{
- .typename = "MAPPI2-IRQ",
+ .name = "MAPPI2-IRQ",
.startup = startup_mappi2_irq,
.shutdown = shutdown_mappi2_irq,
.enable = enable_mappi2_irq,
diff --git a/arch/m32r/platforms/mappi3/setup.c b/arch/m32r/platforms/mappi3/setup.c
index 9c337aeac94..882de25c6e8 100644
--- a/arch/m32r/platforms/mappi3/setup.c
+++ b/arch/m32r/platforms/mappi3/setup.c
@@ -72,7 +72,7 @@ static void shutdown_mappi3_irq(unsigned int irq)
static struct irq_chip mappi3_irq_type =
{
- .typename = "MAPPI3-IRQ",
+ .name = "MAPPI3-IRQ",
.startup = startup_mappi3_irq,
.shutdown = shutdown_mappi3_irq,
.enable = enable_mappi3_irq,
diff --git a/arch/m32r/platforms/oaks32r/setup.c b/arch/m32r/platforms/oaks32r/setup.c
index ed865741c38..d11d93bf74f 100644
--- a/arch/m32r/platforms/oaks32r/setup.c
+++ b/arch/m32r/platforms/oaks32r/setup.c
@@ -63,7 +63,7 @@ static void shutdown_oaks32r_irq(unsigned int irq)
static struct irq_chip oaks32r_irq_type =
{
- .typename = "OAKS32R-IRQ",
+ .name = "OAKS32R-IRQ",
.startup = startup_oaks32r_irq,
.shutdown = shutdown_oaks32r_irq,
.enable = enable_oaks32r_irq,
diff --git a/arch/m32r/platforms/opsput/setup.c b/arch/m32r/platforms/opsput/setup.c
index 80d68065701..5f3402a2fba 100644
--- a/arch/m32r/platforms/opsput/setup.c
+++ b/arch/m32r/platforms/opsput/setup.c
@@ -72,7 +72,7 @@ static void shutdown_opsput_irq(unsigned int irq)
static struct irq_chip opsput_irq_type =
{
- .typename = "OPSPUT-IRQ",
+ .name = "OPSPUT-IRQ",
.startup = startup_opsput_irq,
.shutdown = shutdown_opsput_irq,
.enable = enable_opsput_irq,
@@ -149,7 +149,7 @@ static void shutdown_opsput_pld_irq(unsigned int irq)
static struct irq_chip opsput_pld_irq_type =
{
- .typename = "OPSPUT-PLD-IRQ",
+ .name = "OPSPUT-PLD-IRQ",
.startup = startup_opsput_pld_irq,
.shutdown = shutdown_opsput_pld_irq,
.enable = enable_opsput_pld_irq,
@@ -218,7 +218,7 @@ static void shutdown_opsput_lanpld_irq(unsigned int irq)
static struct irq_chip opsput_lanpld_irq_type =
{
- .typename = "OPSPUT-PLD-LAN-IRQ",
+ .name = "OPSPUT-PLD-LAN-IRQ",
.startup = startup_opsput_lanpld_irq,
.shutdown = shutdown_opsput_lanpld_irq,
.enable = enable_opsput_lanpld_irq,
diff --git a/arch/m32r/platforms/usrv/setup.c b/arch/m32r/platforms/usrv/setup.c
index 757302660af..1beac7a51ed 100644
--- a/arch/m32r/platforms/usrv/setup.c
+++ b/arch/m32r/platforms/usrv/setup.c
@@ -63,7 +63,7 @@ static void shutdown_mappi_irq(unsigned int irq)
static struct irq_chip mappi_irq_type =
{
- .typename = "M32700-IRQ",
+ .name = "M32700-IRQ",
.startup = startup_mappi_irq,
.shutdown = shutdown_mappi_irq,
.enable = enable_mappi_irq,
@@ -136,7 +136,7 @@ static void shutdown_m32700ut_pld_irq(unsigned int irq)
static struct irq_chip m32700ut_pld_irq_type =
{
- .typename = "USRV-PLD-IRQ",
+ .name = "USRV-PLD-IRQ",
.startup = startup_m32700ut_pld_irq,
.shutdown = shutdown_m32700ut_pld_irq,
.enable = enable_m32700ut_pld_irq,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-09 10:10:50 +0000