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(parent: 3bef444) | patch
x86: Mark atomic irq ops raw for 32bit legacy
authorIngo Molnar <mingo@elte.hu>
Fri, 3 Jul 2009 13:29:25 +0000 (08:29 -0500)
committerThomas Gleixner <tglx@linutronix.de>
Tue, 16 Feb 2010 16:19:11 +0000 (17:19 +0100)
commit17c0e7107bed3d578864e6519f7f4e4c324c8f58
tree966cff3219781d2ef1ac66988d26207f771e0bf2tree | snapshot
parent3bef444797f7624f8fbd27f4e0334ce96a108725commit | diff
x86: Mark atomic irq ops raw for 32bit legacy

The atomic ops emulation for 32bit legacy CPUs floods the tracer with
irq off/on entries. The irq disabled regions are short and therefor
not interesting when chasing long irq disabled latencies. Mark them
raw and keep them out of the trace.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
arch/x86/include/asm/atomic.h diff | blob | history
Domain: SCM / Uncategorized;