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ftrace: trace faster
author
Ingo Molnar
<mingo@elte.hu>
Mon, 12 May 2008 19:21:02 +0000
(21:21 +0200)
committer
Thomas Gleixner
<tglx@linutronix.de>
Fri, 23 May 2008 19:57:15 +0000
(21:57 +0200)
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
kernel/trace/trace.c
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diff --git
a/kernel/trace/trace.c
b/kernel/trace/trace.c
index 49e16630628a014f3bc2cdffbbb30db2faa432df..ca0d6ff74c114a8f5a0a4a5b2751d9a6f0b7cee9 100644
(file)
--- a/
kernel/trace/trace.c
+++ b/
kernel/trace/trace.c
@@
-2417,8
+2417,8
@@
tracing_read_pipe(struct file *filp, char __user *ubuf,
mutex_unlock(&trace_types_lock);
- /* sleep for
one second
, and try again. */
- schedule_timeout(HZ);
+ /* sleep for
100 msecs
, and try again. */
+ schedule_timeout(HZ
/10
);
mutex_lock(&trace_types_lock);