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author | 2008-07-25 18:00:42 -0400 | |
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committer | 2008-07-26 14:42:21 +0200 | |
commit | dcf309974555d17019c6a8e1a425238f17990b71 (patch) | |
tree | 0bc67a9918bae618111c417bca6188faff37d219 /fs/jbd2/commit.c | |
parent | ftrace: remove latency-tracer leftover (diff) | |
download | linux-dev-dcf309974555d17019c6a8e1a425238f17990b71.tar.xz linux-dev-dcf309974555d17019c6a8e1a425238f17990b71.zip |
ftrace: disable tracing on acpi idle calls
The acpi idle waits calls local_irq_save and then uses mwait to go into
idle. The tracer gets reenabled at local_irq_save but does not detect that
the idle allows for wake ups.
This patch adds code to disable the tracing when acpi puts the CPU to idle.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/jbd2/commit.c')
0 files changed, 0 insertions, 0 deletions