ftrace: Only update the function code on write to filter files

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If function tracing is enabled, a read of the filter files will
cause the call to stop_machine to update the function trace sites.
It should only call stop_machine on write.

Cc: stable@kernel.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

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Steven Rostedt 2011-04-29 22:35:33 -04:00 • committed by Steven Rostedt

parent 2bce5daca2

commit 058e297d34

1 changed files with 7 additions and 5 deletions

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kernel/trace/ftrace.c

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