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| author | Jiri Olsa <jolsa@kernel.org> | 2019-10-07 14:53:10 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-10-10 09:40:00 -0300 |
| commit | e440979faf6ac8048e1792af383df6af78dd1cb0 (patch) | |
| tree | de71687f93ffcca4115986d57b9d9dc78409b8ab /tools/perf/util/evlist.c | |
| parent | 353120b48d4f61288e4745b0c8a191784b11c0f4 (diff) | |
| download | lwn-e440979faf6ac8048e1792af383df6af78dd1cb0.tar.gz lwn-e440979faf6ac8048e1792af383df6af78dd1cb0.zip | |
libperf: Add 'struct perf_mmap_param'
Add libperf's version of mmap params 'struct perf_mmap_param' object
with the basics: 'prot' and 'mask'. Encapsulate it in the current
'struct mmap_params' object.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191007125344.14268-3-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.c')
| -rw-r--r-- | tools/perf/util/evlist.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 6c8de0865670..3a19a7cb95b1 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -667,7 +667,7 @@ static int evlist__mmap_per_evsel(struct evlist *evlist, int idx, int fd; int cpu; - mp->prot = PROT_READ | PROT_WRITE; + mp->core.prot = PROT_READ | PROT_WRITE; if (evsel->core.attr.write_backward) { output = _output_overwrite; maps = evlist->overwrite_mmap; @@ -680,7 +680,7 @@ static int evlist__mmap_per_evsel(struct evlist *evlist, int idx, if (evlist->bkw_mmap_state == BKW_MMAP_NOTREADY) perf_evlist__toggle_bkw_mmap(evlist, BKW_MMAP_RUNNING); } - mp->prot &= ~PROT_WRITE; + mp->core.prot &= ~PROT_WRITE; } if (evsel->core.system_wide && thread) @@ -921,8 +921,12 @@ int evlist__mmap_ex(struct evlist *evlist, unsigned int pages, * Its value is decided by evsel's write_backward. * So &mp should not be passed through const pointer. */ - struct mmap_params mp = { .nr_cblocks = nr_cblocks, .affinity = affinity, .flush = flush, - .comp_level = comp_level }; + struct mmap_params mp = { + .nr_cblocks = nr_cblocks, + .affinity = affinity, + .flush = flush, + .comp_level = comp_level + }; if (!evlist->mmap) evlist->mmap = evlist__alloc_mmap(evlist, false); @@ -934,7 +938,7 @@ int evlist__mmap_ex(struct evlist *evlist, unsigned int pages, evlist->core.mmap_len = evlist__mmap_size(pages); pr_debug("mmap size %zuB\n", evlist->core.mmap_len); - mp.mask = evlist->core.mmap_len - page_size - 1; + mp.core.mask = evlist->core.mmap_len - page_size - 1; auxtrace_mmap_params__init(&mp.auxtrace_mp, evlist->core.mmap_len, auxtrace_pages, auxtrace_overwrite); |