diff options
Diffstat (limited to 'tools/perf/util/mmap.c')
| -rw-r--r-- | tools/perf/util/mmap.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c index 76190b2edd78..702e8e0b90ea 100644 --- a/tools/perf/util/mmap.c +++ b/tools/perf/util/mmap.c @@ -24,7 +24,7 @@ size_t perf_mmap__mmap_len(struct mmap *map) { - return map->mask + 1 + page_size; + return map->core.mask + 1 + page_size; } /* When check_messup is true, 'end' must points to a good entry */ @@ -38,7 +38,7 @@ static union perf_event *perf_mmap__read(struct mmap *map, if (diff >= (int)sizeof(event->header)) { size_t size; - event = (union perf_event *)&data[*startp & map->mask]; + event = (union perf_event *)&data[*startp & map->core.mask]; size = event->header.size; if (size < sizeof(event->header) || diff < (int)size) @@ -48,14 +48,14 @@ static union perf_event *perf_mmap__read(struct mmap *map, * Event straddles the mmap boundary -- header should always * be inside due to u64 alignment of output. */ - if ((*startp & map->mask) + size != ((*startp + size) & map->mask)) { + if ((*startp & map->core.mask) + size != ((*startp + size) & map->core.mask)) { unsigned int offset = *startp; unsigned int len = min(sizeof(*event), size), cpy; void *dst = map->event_copy; do { - cpy = min(map->mask + 1 - (offset & map->mask), len); - memcpy(dst, &data[offset & map->mask], cpy); + cpy = min(map->core.mask + 1 - (offset & map->core.mask), len); + memcpy(dst, &data[offset & map->core.mask], cpy); offset += cpy; dst += cpy; len -= cpy; @@ -369,7 +369,7 @@ int perf_mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu) */ refcount_set(&map->refcnt, 2); map->prev = 0; - map->mask = mp->mask; + map->core.mask = mp->mask; map->core.base = mmap(NULL, perf_mmap__mmap_len(map), mp->prot, MAP_SHARED, fd, 0); if (map->core.base == MAP_FAILED) { @@ -454,7 +454,7 @@ static int __perf_mmap__read_init(struct mmap *md) return -EAGAIN; size = md->end - md->start; - if (size > (unsigned long)(md->mask) + 1) { + if (size > (unsigned long)(md->core.mask) + 1) { if (!md->overwrite) { WARN_ONCE(1, "failed to keep up with mmap data. (warn only once)\n"); @@ -467,7 +467,7 @@ static int __perf_mmap__read_init(struct mmap *md) * Backward ring buffer is full. We still have a chance to read * most of data from it. */ - if (overwrite_rb_find_range(data, md->mask, &md->start, &md->end)) + if (overwrite_rb_find_range(data, md->core.mask, &md->start, &md->end)) return -EINVAL; } @@ -500,9 +500,9 @@ int perf_mmap__push(struct mmap *md, void *to, size = md->end - md->start; - if ((md->start & md->mask) + size != (md->end & md->mask)) { - buf = &data[md->start & md->mask]; - size = md->mask + 1 - (md->start & md->mask); + if ((md->start & md->core.mask) + size != (md->end & md->core.mask)) { + buf = &data[md->start & md->core.mask]; + size = md->core.mask + 1 - (md->start & md->core.mask); md->start += size; if (push(md, to, buf, size) < 0) { @@ -511,7 +511,7 @@ int perf_mmap__push(struct mmap *md, void *to, } } - buf = &data[md->start & md->mask]; + buf = &data[md->start & md->core.mask]; size = md->end - md->start; md->start += size; |