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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-11 13:22:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-11 13:22:43 -0700 |
| commit | 4f0ac854167846bd55cd81dbc9a36e03708aa01c (patch) | |
| tree | 0eb34d18a667f8e68ad9255f791560b028fed2a6 /include | |
| parent | b9356c53ba2f593081e5aa45eb67adcce243d1c0 (diff) | |
| parent | 6b58e7f146f8d79c08f62087f928e1f01747de71 (diff) | |
Merge branch 'perfcounters-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perfcounters-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (60 commits)
perf tools: Avoid unnecessary work in directory lookups
perf stat: Clean up statistics calculations a bit more
perf stat: More advanced variance computation
perf stat: Use stddev_mean in stead of stddev
perf stat: Remove the limit on repeat
perf stat: Change noise calculation to use stddev
x86, perf_counter, bts: Do not allow kernel BTS tracing for now
x86, perf_counter, bts: Correct pointer-to-u64 casts
x86, perf_counter, bts: Fail if BTS is not available
perf_counter: Fix output-sharing error path
perf trace: Fix read_string()
perf trace: Print out in nanoseconds
perf tools: Seek to the end of the header area
perf trace: Fix parsing of perf.data
perf trace: Sample timestamps as well
perf_counter: Introduce new (non-)paranoia level to allow raw tracepoint access
perf trace: Sample the CPU too
perf tools: Work around strict aliasing related warnings
perf tools: Clean up warnings list in the Makefile
perf tools: Complete support for dynamic strings
...
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/perf_counter.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index b53f7006cc4..e022b847c90 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -216,6 +216,7 @@ struct perf_counter_attr { #define PERF_COUNTER_IOC_REFRESH _IO ('$', 2) #define PERF_COUNTER_IOC_RESET _IO ('$', 3) #define PERF_COUNTER_IOC_PERIOD _IOW('$', 4, u64) +#define PERF_COUNTER_IOC_SET_OUTPUT _IO ('$', 5) enum perf_counter_ioc_flags { PERF_IOC_FLAG_GROUP = 1U << 0, @@ -415,6 +416,9 @@ enum perf_callchain_context { PERF_CONTEXT_MAX = (__u64)-4095, }; +#define PERF_FLAG_FD_NO_GROUP (1U << 0) +#define PERF_FLAG_FD_OUTPUT (1U << 1) + #ifdef __KERNEL__ /* * Kernel-internal data types and definitions: @@ -536,6 +540,7 @@ struct perf_counter { struct list_head sibling_list; int nr_siblings; struct perf_counter *group_leader; + struct perf_counter *output; const struct pmu *pmu; enum perf_counter_active_state state; |