diff options
| author | Peter Zijlstra <[email protected]> | 2014-02-03 18:11:08 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2014-02-09 13:17:21 +0100 |
| commit | 6a02ad66b2c44155d529f430d4fa5c6c66321077 (patch) | |
| tree | f6a4d0ac8618aab3ea0154429c2ffc569474aa4a /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | 3c3d7cb1db4af176dab843f22ea092a4ef1eb989 (diff) | |
perf/x86: Push the duration-logging printk() to IRQ context
Calling printk() from NMI context is bad (TM), so move it to IRQ
context.
This also avoids the problem where the printk() time is measured by
the generic NMI duration goo and triggers a second warning.
Signed-off-by: Peter Zijlstra <[email protected]>
Cc: Don Zickus <[email protected]>
Cc: Dave Hansen <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py')
0 files changed, 0 insertions, 0 deletions