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author | J. Bruce Fields <bfields@citi.umich.edu> | 2009-11-23 12:34:58 -0500 |
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committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-11-23 12:34:58 -0500 |
commit | 9b8b317d58084b9a44f6f33b355c4278d9f841fb (patch) | |
tree | e0df89800bf4301c4017db3cdf04a2056ec1a852 /arch/powerpc/kernel/perf_event.c | |
parent | 78c210efdefe07131f91ed512a3308b15bb14e2f (diff) | |
parent | 648f4e3e50c4793d9dbf9a09afa193631f76fa26 (diff) | |
download | op-kernel-dev-9b8b317d58084b9a44f6f33b355c4278d9f841fb.zip op-kernel-dev-9b8b317d58084b9a44f6f33b355c4278d9f841fb.tar.gz |
Merge commit 'v2.6.32-rc8' into HEAD
Diffstat (limited to 'arch/powerpc/kernel/perf_event.c')
-rw-r--r-- | arch/powerpc/kernel/perf_event.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c index bbcbae1..87f1663 100644 --- a/arch/powerpc/kernel/perf_event.c +++ b/arch/powerpc/kernel/perf_event.c @@ -116,20 +116,23 @@ static inline void perf_get_data_addr(struct pt_regs *regs, u64 *addrp) static inline u32 perf_get_misc_flags(struct pt_regs *regs) { unsigned long mmcra = regs->dsisr; + unsigned long sihv = MMCRA_SIHV; + unsigned long sipr = MMCRA_SIPR; if (TRAP(regs) != 0xf00) return 0; /* not a PMU interrupt */ if (ppmu->flags & PPMU_ALT_SIPR) { - if (mmcra & POWER6_MMCRA_SIHV) - return PERF_RECORD_MISC_HYPERVISOR; - return (mmcra & POWER6_MMCRA_SIPR) ? - PERF_RECORD_MISC_USER : PERF_RECORD_MISC_KERNEL; + sihv = POWER6_MMCRA_SIHV; + sipr = POWER6_MMCRA_SIPR; } - if (mmcra & MMCRA_SIHV) + + /* PR has priority over HV, so order below is important */ + if (mmcra & sipr) + return PERF_RECORD_MISC_USER; + if ((mmcra & sihv) && (freeze_events_kernel != MMCR0_FCHV)) return PERF_RECORD_MISC_HYPERVISOR; - return (mmcra & MMCRA_SIPR) ? PERF_RECORD_MISC_USER : - PERF_RECORD_MISC_KERNEL; + return PERF_RECORD_MISC_KERNEL; } /* |