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Merge branch 'rcu/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/urgent

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Pull syscall tracing fix from Paul E. McKenney.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2012-11-13 18:58:39 +01:00
commit 745040347d
1 changed files with 7 additions and 0 deletions
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7
arch/x86/kernel/ptrace.c
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@ -1511,6 +1511,13 @@ void syscall_trace_leave(struct pt_regs *regs)
{
bool step;
/*
* We may come here right after calling schedule_user()
* or do_notify_resume(), in which case we can be in RCU
* user mode.
*/
rcu_user_exit();
audit_syscall_exit(regs);
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))