diff options
| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2010-06-11 17:32:03 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-09-09 20:46:29 +0200 |
| commit | 24cd7f54a0d47e1d5b3de29e2456bfbd2d8447b7 (patch) | |
| tree | a37d3a4cb101e3f67635a1920f447c9e9e8d8ab2 /include/linux/perf_event.h | |
| parent | 9ed6060d286b1eb55974d09080f442f809408c42 (diff) | |
perf: Reduce perf_disable() usage
Since the current perf_disable() usage is only an optimization,
remove it for now. This eases the removal of the __weak
hw_perf_enable() interface.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: paulus <paulus@samba.org>
Cc: stephane eranian <eranian@googlemail.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Lin Ming <ming.m.lin@intel.com>
Cc: Yanmin <yanmin_zhang@linux.intel.com>
Cc: Deng-Cheng Zhu <dengcheng.zhu@gmail.com>
Cc: David Miller <davem@davemloft.net>
Cc: Michael Cree <mcree@orcon.net.nz>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index ab72f56eb37..243286a8ded 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -564,26 +564,26 @@ struct pmu { struct list_head entry; /* - * Should return -ENOENT when the @event doesn't match this pmu + * Should return -ENOENT when the @event doesn't match this PMU. */ int (*event_init) (struct perf_event *event); - int (*enable) (struct perf_event *event); + int (*enable) (struct perf_event *event); void (*disable) (struct perf_event *event); - int (*start) (struct perf_event *event); + int (*start) (struct perf_event *event); void (*stop) (struct perf_event *event); void (*read) (struct perf_event *event); void (*unthrottle) (struct perf_event *event); /* - * Group events scheduling is treated as a transaction, add group - * events as a whole and perform one schedulability test. If the test - * fails, roll back the whole group + * Group events scheduling is treated as a transaction, add + * group events as a whole and perform one schedulability test. + * If the test fails, roll back the whole group */ /* - * Start the transaction, after this ->enable() doesn't need - * to do schedulability tests. + * Start the transaction, after this ->enable() doesn't need to + * do schedulability tests. */ void (*start_txn) (struct pmu *pmu); /* @@ -594,8 +594,8 @@ struct pmu { */ int (*commit_txn) (struct pmu *pmu); /* - * Will cancel the transaction, assumes ->disable() is called for - * each successfull ->enable() during the transaction. + * Will cancel the transaction, assumes ->disable() is called + * for each successfull ->enable() during the transaction. */ void (*cancel_txn) (struct pmu *pmu); }; |