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>
diff --git a/tools/perf/util/top.h b/tools/perf/util/top.h
index a248f3c..def3e53 100644
--- a/tools/perf/util/top.h
+++ b/tools/perf/util/top.h
@@ -24,6 +24,7 @@
int print_entries, count_filter, delay_secs;
int freq;
pid_t target_pid, target_tid;
+ uid_t uid;
bool hide_kernel_symbols, hide_user_symbols, zero;
bool system_wide;
bool use_tui, use_stdio;
@@ -45,6 +46,7 @@
int realtime_prio;
int sym_pcnt_filter;
const char *sym_filter;
+ const char *uid_str;
};
size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size);