diff options
Diffstat (limited to 'tools/perf/util/mmap.h')
| -rw-r--r-- | tools/perf/util/mmap.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h index 3f10ad030c5e..b99213ba11b5 100644 --- a/tools/perf/util/mmap.h +++ b/tools/perf/util/mmap.h @@ -12,6 +12,7 @@ #include "auxtrace.h" #include "event.h" +struct aiocb; /** * struct perf_mmap - perf's ring buffer mmap details * @@ -33,6 +34,7 @@ struct perf_mmap { struct { void *data; struct aiocb cblock; + int nr_cblocks; } aio; #endif }; @@ -94,6 +96,18 @@ union perf_event *perf_mmap__read_event(struct perf_mmap *map); int perf_mmap__push(struct perf_mmap *md, void *to, int push(struct perf_mmap *map, void *to, void *buf, size_t size)); +#ifdef HAVE_AIO_SUPPORT +int perf_mmap__aio_push(struct perf_mmap *md, void *to, + int push(void *to, struct aiocb *cblock, void *buf, size_t size, off_t off), + off_t *off); +#else +static inline int perf_mmap__aio_push(struct perf_mmap *md __maybe_unused, void *to __maybe_unused, + int push(void *to, struct aiocb *cblock, void *buf, size_t size, off_t off) __maybe_unused, + off_t *off __maybe_unused) +{ + return 0; +} +#endif size_t perf_mmap__mmap_len(struct perf_mmap *map); |