diff options
| author | Jens Axboe <axboe@kernel.dk> | 2025-10-21 07:16:08 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2025-10-22 10:51:20 -0600 |
| commit | 8ac9b0d33e5c0a995338ee5f25fe1b6ff7d97f65 (patch) | |
| tree | 5313eb47ba5848ad203ad59307c05a499d075a7f /lib/timerqueue.c | |
| parent | 4ec703ec0c384a2199808c4eb2e9037236285a8d (diff) | |
io_uring/sqpoll: switch away from getrusage() for CPU accounting
getrusage() does a lot more than what the SQPOLL accounting needs, the
latter only cares about (and uses) the stime. Rather than do a full
RUSAGE_SELF summation, just query the used stime instead.
Cc: stable@vger.kernel.org
Fixes: 3fcb9d17206e ("io_uring/sqpoll: statistics of the true utilization of sq threads")
Reviewed-by: Gabriel Krisman Bertazi <krisman@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'lib/timerqueue.c')
0 files changed, 0 insertions, 0 deletions