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author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-06 12:30:52 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-06 12:30:52 -0400 |
commit | 4aed2fd8e3181fea7c09ba79cf64e7e3f4413bf9 (patch) | |
tree | 1f69733e5daab4915a76a41de0e4d1dc61e12cfb /arch/sh | |
parent | 3a3527b6461b1298cc53ce72f336346739297ac8 (diff) | |
parent | fc9ea5a1e53ee54f681e226d735008e2a6f8f470 (diff) |
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (162 commits)
tracing/kprobes: unregister_trace_probe needs to be called under mutex
perf: expose event__process function
perf events: Fix mmap offset determination
perf, powerpc: fsl_emb: Restore setting perf_sample_data.period
perf, powerpc: Convert the FSL driver to use local64_t
perf tools: Don't keep unreferenced maps when unmaps are detected
perf session: Invalidate last_match when removing threads from rb_tree
perf session: Free the ref_reloc_sym memory at the right place
x86,mmiotrace: Add support for tracing STOS instruction
perf, sched migration: Librarize task states and event headers helpers
perf, sched migration: Librarize the GUI class
perf, sched migration: Make the GUI class client agnostic
perf, sched migration: Make it vertically scrollable
perf, sched migration: Parameterize cpu height and spacing
perf, sched migration: Fix key bindings
perf, sched migration: Ignore unhandled task states
perf, sched migration: Handle ignored migrate out events
perf: New migration tool overview
tracing: Drop cpparg() macro
perf: Use tracepoint_synchronize_unregister() to flush any pending tracepoint call
...
Fix up trivial conflicts in Makefile and drivers/cpufreq/cpufreq.c
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/include/asm/local64.h | 1 | ||||
-rw-r--r-- | arch/sh/kernel/perf_event.c | 6 |
2 files changed, 4 insertions, 3 deletions
diff --git a/arch/sh/include/asm/local64.h b/arch/sh/include/asm/local64.h new file mode 100644 index 000000000000..36c93b5cc239 --- /dev/null +++ b/arch/sh/include/asm/local64.h | |||
@@ -0,0 +1 @@ | |||
#include <asm-generic/local64.h> | |||
diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c index 81b6de41ae5d..7a3dc3567258 100644 --- a/arch/sh/kernel/perf_event.c +++ b/arch/sh/kernel/perf_event.c | |||
@@ -185,10 +185,10 @@ static void sh_perf_event_update(struct perf_event *event, | |||
185 | * this is the simplest approach for maintaining consistency. | 185 | * this is the simplest approach for maintaining consistency. |
186 | */ | 186 | */ |
187 | again: | 187 | again: |
188 | prev_raw_count = atomic64_read(&hwc->prev_count); | 188 | prev_raw_count = local64_read(&hwc->prev_count); |
189 | new_raw_count = sh_pmu->read(idx); | 189 | new_raw_count = sh_pmu->read(idx); |
190 | 190 | ||
191 | if (atomic64_cmpxchg(&hwc->prev_count, prev_raw_count, | 191 | if (local64_cmpxchg(&hwc->prev_count, prev_raw_count, |
192 | new_raw_count) != prev_raw_count) | 192 | new_raw_count) != prev_raw_count) |
193 | goto again; | 193 | goto again; |
194 | 194 | ||
@@ -203,7 +203,7 @@ again: | |||
203 | delta = (new_raw_count << shift) - (prev_raw_count << shift); | 203 | delta = (new_raw_count << shift) - (prev_raw_count << shift); |
204 | delta >>= shift; | 204 | delta >>= shift; |
205 | 205 | ||
206 | atomic64_add(delta, &event->count); | 206 | local64_add(delta, &event->count); |
207 | } | 207 | } |
208 | 208 | ||
209 | static void sh_pmu_disable(struct perf_event *event) | 209 | static void sh_pmu_disable(struct perf_event *event) |