diff options
author | Jesse Gross <jesse@nicira.com> | 2011-02-07 17:22:58 -0800 |
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committer | Jesse Gross <jesse@nicira.com> | 2011-02-07 18:29:22 -0800 |
commit | cf6cb3a2ab31a16b01e18e1db2d601e92f2a405e (patch) | |
tree | 0fb55a140e6bad96f3f5fe0c0021a809e5cc0895 /acinclude.m4 | |
parent | 303708cc8417959bbb7662fa52e0761a48bacbb1 (diff) |
datapath: Check for backported rcu_read_lock_held.
New versions of Xen backport this function.
Signed-off-by: Jesse Gross <jesse@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
Diffstat (limited to 'acinclude.m4')
-rw-r--r-- | acinclude.m4 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/acinclude.m4 b/acinclude.m4 index fed950bd..6a829d59 100644 --- a/acinclude.m4 +++ b/acinclude.m4 @@ -168,6 +168,10 @@ AC_DEFUN([OVS_CHECK_LINUX26_COMPAT], [ OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_disable_lro]) OVS_GREP_IFELSE([$KSRC26/include/linux/netdevice.h], [dev_get_stats]) + OVS_GREP_IFELSE([$KSRC26/include/linux/rcupdate.h], [rcu_read_lock_held], [], + [OVS_GREP_IFELSE([$KSRC26/include/linux/rtnetlink.h], + [rcu_read_lock_held])]) + # Check for the proto_data_valid member in struct sk_buff. The [^@] # is necessary because some versions of this header remove the # member but retain the kerneldoc comment that describes it (which |