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authorLinus Walleij <linus.walleij@linaro.org>2013-12-09 14:04:37 +0100
committerLinus Walleij <linus.walleij@linaro.org>2013-12-09 14:04:37 +0100
commitbdc54ef45d7670aeb52ce73f8b7ad5f3e5563661 (patch)
treeda6e170ce87891a0242de88d8d7c1ba34faf9bb7 /kernel/trace/trace_syscalls.c
parent33e0aae11e4854c792e9871f94da6d28bf2e2bb8 (diff)
parent374b105797c3d4f29c685f3be535c35f5689b30e (diff)
Merge tag 'v3.13-rc3' into devel
Linux 3.13-rc3
Diffstat (limited to 'kernel/trace/trace_syscalls.c')
-rw-r--r--kernel/trace/trace_syscalls.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index e4b6d11bdf78..ea90eb5f6f17 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -431,11 +431,6 @@ static void unreg_event_syscall_enter(struct ftrace_event_file *file,
if (!tr->sys_refcount_enter)
unregister_trace_sys_enter(ftrace_syscall_enter, tr);
mutex_unlock(&syscall_trace_lock);
- /*
- * Callers expect the event to be completely disabled on
- * return, so wait for current handlers to finish.
- */
- synchronize_sched();
}
static int reg_event_syscall_exit(struct ftrace_event_file *file,
@@ -474,11 +469,6 @@ static void unreg_event_syscall_exit(struct ftrace_event_file *file,
if (!tr->sys_refcount_exit)
unregister_trace_sys_exit(ftrace_syscall_exit, tr);
mutex_unlock(&syscall_trace_lock);
- /*
- * Callers expect the event to be completely disabled on
- * return, so wait for current handlers to finish.
- */
- synchronize_sched();
}
static int __init init_syscall_trace(struct ftrace_event_call *call)