diff options
| author |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-19 14:08:15 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-01-24 19:47:37 -0200 |
| commit | 0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb (patch) | |
| tree | 3e245385cdb75fec299f5e145243f062b70fd652 /tools/perf/util/evlist.c | |
| parent | perf tools: Add fprintf methods for thread_map and cpu_map classes (diff) | |
| download | linux-dev-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.tar.xz linux-dev-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.zip | |
perf tools: Introduce per user view
The new --uid command line option will show only the tasks for a given
user, using the proc interface to figure out the existing tasks.
Kernel work is needed to close races at startup, but this should already
be useful in many use cases.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-bdnspm000gw2l984a2t53o8z@git.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 | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 3f16e08a5c8d..a6d50e376257 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -594,14 +594,14 @@ int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, } int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid, - pid_t target_tid, const char *cpu_list) + pid_t target_tid, uid_t uid, const char *cpu_list) { - evlist->threads = thread_map__new(target_pid, target_tid); + evlist->threads = thread_map__new(target_pid, target_tid, uid); if (evlist->threads == NULL) return -1; - if (cpu_list == NULL && target_tid != -1) + if (uid != UINT_MAX || (cpu_list == NULL && target_tid != -1)) evlist->cpus = cpu_map__dummy_new(); else evlist->cpus = cpu_map__new(cpu_list); |