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author | Ingo Molnar <mingo@kernel.org> | 2018-02-16 09:10:09 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2018-02-16 09:10:09 +0100 |
commit | 3f9e6463132ac2447351805875d4e06b4fd51683 (patch) | |
tree | 89c5264fe4e27c3053380ccc49b867ea4d6bba56 /tools/perf/util/mmap.h | |
parent | e525de3ab04621d227330aa82cd4073c0b0f3579 (diff) | |
parent | f1d0b4cde922863004ce3f5f39e8662cc0686c96 (diff) | |
download | linux-3f9e6463132ac2447351805875d4e06b4fd51683.tar.bz2 |
Merge tag 'perf-core-for-mingo-4.17-20180215' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Pull perf/core fixes from Arnaldo Carvalho de Melo:
- perf_mmap overwrite mode fixes/overhaul, prep work to get 'perf top'
using it, making it bearable to use it in large core count systems
such as Knights Landing/Mill Intel systems (Kan Liang)
- s/390 now uses syscall.tbl, just like x86-64 to generate the syscall
table id -> string tables used by 'perf trace' (Hendrik Brueckner)
- Use strtoull() instead of home grown function (Andy Shevchenko)
- Synchronize kernel ABI headers, v4.16-rc1 (Ingo Molnar)
- Document missing 'perf data --force' option (Sangwon Hong)
- Add perf vendor JSON metrics for ARM Cortex-A53 Processor (William Cohen)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/mmap.h')
-rw-r--r-- | tools/perf/util/mmap.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h index e43d7b55a55f..ec7d3a24e276 100644 --- a/tools/perf/util/mmap.h +++ b/tools/perf/util/mmap.h @@ -65,8 +65,6 @@ void perf_mmap__put(struct perf_mmap *map); void perf_mmap__consume(struct perf_mmap *map, bool overwrite); -void perf_mmap__read_catchup(struct perf_mmap *md); - static inline u64 perf_mmap__read_head(struct perf_mmap *mm) { struct perf_event_mmap_page *pc = mm->base; @@ -87,11 +85,17 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail) } union perf_event *perf_mmap__read_forward(struct perf_mmap *map); -union perf_event *perf_mmap__read_backward(struct perf_mmap *map); + +union perf_event *perf_mmap__read_event(struct perf_mmap *map, + bool overwrite, + u64 *startp, u64 end); int perf_mmap__push(struct perf_mmap *md, bool backward, void *to, int push(void *to, void *buf, size_t size)); size_t perf_mmap__mmap_len(struct perf_mmap *map); +int perf_mmap__read_init(struct perf_mmap *md, bool overwrite, + u64 *startp, u64 *endp); +void perf_mmap__read_done(struct perf_mmap *map); #endif /*__PERF_MMAP_H */ |