diff options
| author | Mel Gorman <mgorman@suse.de> | 2013-10-07 11:29:22 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-09 14:47:49 +0200 |
| commit | e29cf08b05dc0b8151d65704d96d525a9e179a6b (patch) | |
| tree | 07eb90e16973acca57ed9bc3866f2bff8ab0750a /fs | |
| parent | 8c8a743c5087bac9caac8155b8f3b367e75cdd0b (diff) | |
| download | linux-e29cf08b05dc0b8151d65704d96d525a9e179a6b.tar.bz2 | |
sched/numa: Report a NUMA task group ID
It is desirable to model from userspace how the scheduler groups tasks
over time. This patch adds an ID to the numa_group and reports it via
/proc/PID/status.
Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1381141781-10992-45-git-send-email-mgorman@suse.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/array.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c index cbd0f1b324b9..1bd2077187fd 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -183,6 +183,7 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns, seq_printf(m, "State:\t%s\n" "Tgid:\t%d\n" + "Ngid:\t%d\n" "Pid:\t%d\n" "PPid:\t%d\n" "TracerPid:\t%d\n" @@ -190,6 +191,7 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns, "Gid:\t%d\t%d\t%d\t%d\n", get_task_state(p), task_tgid_nr_ns(p, ns), + task_numa_group_id(p), pid_nr_ns(pid, ns), ppid, tpid, from_kuid_munged(user_ns, cred->uid), |