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Subject[PATCH 12/73] libperf: Add fd to struct perf_mmap
Date
Move fd from tools/perf's mmap to libperf's perf_mmap struct.

Link: http://lkml.kernel.org/n/tip-y7digcgafmpu8seq13mt64aw@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/lib/include/internal/mmap.h | 1 +
tools/perf/util/evlist.c | 4 ++--
tools/perf/util/mmap.c | 4 ++--
tools/perf/util/mmap.h | 1 -
4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/perf/lib/include/internal/mmap.h b/tools/perf/lib/include/internal/mmap.h
index a6a464097f14..2cbe2c463c0a 100644
--- a/tools/perf/lib/include/internal/mmap.h
+++ b/tools/perf/lib/include/internal/mmap.h
@@ -15,6 +15,7 @@
struct perf_mmap {
void *base;
int mask;
+ int fd;
};

#endif /* __LIBPERF_INTERNAL_MMAP_H */
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index ac738b90a71f..57b117532ade 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -651,7 +651,7 @@ static int perf_evlist__set_paused(struct evlist *evlist, bool value)
return 0;

for (i = 0; i < evlist->nr_mmaps; i++) {
- int fd = evlist->overwrite_mmap[i].fd;
+ int fd = evlist->overwrite_mmap[i].core.fd;
int err;

if (fd < 0)
@@ -707,7 +707,7 @@ static struct mmap *evlist__alloc_mmap(struct evlist *evlist,
return NULL;

for (i = 0; i < evlist->nr_mmaps; i++) {
- map[i].fd = -1;
+ map[i].core.fd = -1;
map[i].overwrite = overwrite;
/*
* When the perf_mmap() call is made we grab one refcount, plus
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 702e8e0b90ea..40bf124cb658 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -320,7 +320,7 @@ void perf_mmap__munmap(struct mmap *map)
if (map->core.base != NULL) {
munmap(map->core.base, perf_mmap__mmap_len(map));
map->core.base = NULL;
- map->fd = -1;
+ map->core.fd = -1;
refcount_set(&map->refcnt, 0);
}
auxtrace_mmap__munmap(&map->auxtrace_mmap);
@@ -378,7 +378,7 @@ int perf_mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu)
map->core.base = NULL;
return -1;
}
- map->fd = fd;
+ map->core.fd = fd;
map->cpu = cpu;

perf_mmap__setup_affinity_mask(map, mp);
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index a6e60596f889..6eb7a4c6b14a 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -22,7 +22,6 @@ struct aiocb;
*/
struct mmap {
struct perf_mmap core;
- int fd;
int cpu;
refcount_t refcnt;
u64 prev;
--
2.21.0
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