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author | 2012-01-19 14:08:15 -0200 | |
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committer | 2012-01-24 19:47:37 -0200 | |
commit | 0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb (patch) | |
tree | 3e245385cdb75fec299f5e145243f062b70fd652 /tools/perf/util/top.c | |
parent | perf tools: Add fprintf methods for thread_map and cpu_map classes (diff) | |
download | linux-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.tar.gz linux-0d37aa34f8806bb443dd3c8621fd9bdbb50c58bb.tar.bz2 linux-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/top.c')
-rw-r--r-- | tools/perf/util/top.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c index 500471dffa4f..e4370ca27193 100644 --- a/tools/perf/util/top.c +++ b/tools/perf/util/top.c @@ -75,6 +75,9 @@ size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size) else if (top->target_tid != -1) ret += SNPRINTF(bf + ret, size - ret, " (target_tid: %d", top->target_tid); + else if (top->uid_str != NULL) + ret += SNPRINTF(bf + ret, size - ret, " (uid: %s", + top->uid_str); else ret += SNPRINTF(bf + ret, size - ret, " (all"); |