Revert "perf_counter, x86: speed up the scheduling fast-path"
authorIngo Molnar <mingo@elte.hu>
Mon, 25 May 2009 19:41:28 +0000 (21:41 +0200)
committerIngo Molnar <mingo@elte.hu>
Mon, 25 May 2009 19:41:28 +0000 (21:41 +0200)
commit53b441a565bf4036ab49c8ea04c5ad06ace7dd6b
treedf09d4ee33ce4d6569dd4d5646a88e40ff6a138c
parenta78ac3258782f3e64cb40beb5990808e1febcc0c
Revert "perf_counter, x86: speed up the scheduling fast-path"

This reverts commit b68f1d2e7aa21029d73c7d453a8046e95d351740.

It is causing problems (stuck/stuttering profiling) - when mixed
NMI and non-NMI counters are used.

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
LKML-Reference: <20090525153931.703093461@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/cpu/perf_counter.c