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(parent: 0413500) | patch
ftrace: Only update the function code on write to filter files
authorSteven Rostedt <srostedt@redhat.com>
Sat, 30 Apr 2011 02:35:33 +0000 (22:35 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 23 Jun 2011 22:28:33 +0000 (15:28 -0700)
commit7116a3c50456ac9634ce305fd51ad24fcbf13e58
tree9f4303917b7254901be61e9f3ae280272b05f245tree | snapshot
parent04135008da815581172e6ca002c4212a90fb6685commit | diff
ftrace: Only update the function code on write to filter files

commit 058e297d34a404caaa5ed277de15698d8dc43000 upstream.

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.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
kernel/trace/ftrace.c diff | blob | history
Linux kernel for KaRo TX COM modules