diff options
| author | Ming Lei <[email protected]> | 2023-01-06 12:17:09 +0800 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2023-01-29 15:18:34 -0700 |
| commit | abb864d380854b5427b6b070beb2ebc291ce4d1e (patch) | |
| tree | a044138fccf58aebdb0b0b04814f27878dd742f1 /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
| parent | bfbcef036396a73fbf4b3fee385cc670159df5ad (diff) | |
ublk_drv: add device parameter UBLK_PARAM_TYPE_DEVT
Userspace side only knows device ID, but the associated path of ublkc* and
ublkb* could be changed by udev, and that depends on userspace's policy, so
add parameter of UBLK_PARAM_TYPE_DEVT for retrieving major/minor of the
ublkc* and ublkb*, then user may figure out major/minor of the ublk disks
he/she owns. With major/minor, it is easy to find the device node path.
Signed-off-by: Ming Lei <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
0 files changed, 0 insertions, 0 deletions