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authorPeter Zijlstra <[email protected]>2014-02-03 18:02:09 +0100
committerIngo Molnar <[email protected]>2014-02-09 13:17:22 +0100
commite90c78535283dd0ded3bf2e484890d14dba2d527 (patch)
tree349fe1e8b7d7dc6ea7c78a0d1403b7ca74c2f387 /tools/perf/scripts/python
parent6a02ad66b2c44155d529f430d4fa5c6c66321077 (diff)
x86/nmi: Push duration printk() to irq context
Calling printk() from NMI context is bad (TM), so move it to IRQ context. In doing so we slightly change (probably wreck) the debugfs nmi_longest_ns thingy, in that it doesn't update to reflect the longest, nor does writing to it reset the count. 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')
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