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| author | Dave Airlie <airlied@redhat.com> | 2015-04-20 11:32:26 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-04-20 13:05:20 +1000 |
| commit | 2c33ce009ca2389dbf0535d0672214d09738e35e (patch) | |
| tree | 6186a6458c3c160385d794a23eaf07c786a9e61b /arch/powerpc/perf/core-book3s.c | |
| parent | cec32a47010647e8b0603726ebb75b990a4057a4 (diff) | |
| parent | 09d51602cf84a1264946711dd4ea0dddbac599a1 (diff) | |
| download | linux-stable-2c33ce009ca2389dbf0535d0672214d09738e35e.tar.gz linux-stable-2c33ce009ca2389dbf0535d0672214d09738e35e.tar.bz2 linux-stable-2c33ce009ca2389dbf0535d0672214d09738e35e.zip | |
Merge Linus master into drm-next
The merge is clean, but the arm build fails afterwards,
due to API changes in the regulator tree.
I've included the patch into the merge to fix the build.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'arch/powerpc/perf/core-book3s.c')
| -rw-r--r-- | arch/powerpc/perf/core-book3s.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 7c4f6690533a..12b638425bb9 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -124,7 +124,7 @@ static unsigned long ebb_switch_in(bool ebb, struct cpu_hw_events *cpuhw) static inline void power_pmu_bhrb_enable(struct perf_event *event) {} static inline void power_pmu_bhrb_disable(struct perf_event *event) {} -static void power_pmu_flush_branch_stack(void) {} +static void power_pmu_sched_task(struct perf_event_context *ctx, bool sched_in) {} static inline void power_pmu_bhrb_read(struct cpu_hw_events *cpuhw) {} static void pmao_restore_workaround(bool ebb) { } #endif /* CONFIG_PPC32 */ @@ -350,6 +350,7 @@ static void power_pmu_bhrb_enable(struct perf_event *event) cpuhw->bhrb_context = event->ctx; } cpuhw->bhrb_users++; + perf_sched_cb_inc(event->ctx->pmu); } static void power_pmu_bhrb_disable(struct perf_event *event) @@ -361,6 +362,7 @@ static void power_pmu_bhrb_disable(struct perf_event *event) cpuhw->bhrb_users--; WARN_ON_ONCE(cpuhw->bhrb_users < 0); + perf_sched_cb_dec(event->ctx->pmu); if (!cpuhw->disabled && !cpuhw->bhrb_users) { /* BHRB cannot be turned off when other @@ -375,9 +377,12 @@ static void power_pmu_bhrb_disable(struct perf_event *event) /* Called from ctxsw to prevent one process's branch entries to * mingle with the other process's entries during context switch. */ -static void power_pmu_flush_branch_stack(void) +static void power_pmu_sched_task(struct perf_event_context *ctx, bool sched_in) { - if (ppmu->bhrb_nr) + if (!ppmu->bhrb_nr) + return; + + if (sched_in) power_pmu_bhrb_reset(); } /* Calculate the to address for a branch */ @@ -1832,8 +1837,10 @@ static int power_pmu_event_init(struct perf_event *event) cpuhw->bhrb_filter = ppmu->bhrb_filter_map( event->attr.branch_sample_type); - if(cpuhw->bhrb_filter == -1) + if (cpuhw->bhrb_filter == -1) { + put_cpu_var(cpu_hw_events); return -EOPNOTSUPP; + } } put_cpu_var(cpu_hw_events); @@ -1901,7 +1908,7 @@ static struct pmu power_pmu = { .cancel_txn = power_pmu_cancel_txn, .commit_txn = power_pmu_commit_txn, .event_idx = power_pmu_event_idx, - .flush_branch_stack = power_pmu_flush_branch_stack, + .sched_task = power_pmu_sched_task, }; /* |