diff options
| author | Bart Van Assche <bvanassche@acm.org> | 2025-08-19 18:39:50 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2025-08-20 05:21:10 +0300 |
| commit | cb7cc0cfb38cf50c902caadee0e0e87fc38490aa (patch) | |
| tree | 77078cee8f3017af65d2669f339df1497b50ddad /tools/perf/scripts/python/libxed.py | |
| parent | 6f4b10226b6b1e7d1ff3cdb006cf0f6da6eed71e (diff) | |
| download | linux-cb7cc0cfb38cf50c902caadee0e0e87fc38490aa.tar.xz | |
scsi: ufs: core: Only collect timestamps if monitoring is enabled
Every ktime_get() call in the hot path has a measurable impact on IOPS.
Hence, only collect timestamps if the monitoring functionality is
enabled.
See also commit 1d8613a23f3c ("scsi: ufs: core: Introduce HBA
performance monitor sysfs nodes").
Cc: Can Guo <cang@codeaurora.org>
Cc: Bean Huo <beanhuo@micron.com>
Cc: Daejun Park <daejun7.park@samsung.com>
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20250819153958.2255907-1-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'tools/perf/scripts/python/libxed.py')
0 files changed, 0 insertions, 0 deletions