Commit Graph

3 Commits

Author SHA1 Message Date
Ingo Molnar
17c0e7107b 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>
2010-02-16 17:19:11 +01:00
Brian Gerst
5abbbbf0b0 x86: Merge asm/atomic_{32,64}.h
Merge the now identical code from asm/atomic_32.h and asm/atomic_64.h
into asm/atomic.h.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
LKML-Reference: <1262883215-4034-4-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2010-01-07 11:48:38 -08:00
Al Viro
bb8985586b x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2008-10-22 22:55:20 -07:00