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| author | Ming Lei <ming.lei@redhat.com> | 2023-01-06 07:17:09 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-01-30 01:18:34 +0300 |
| commit | abb864d380854b5427b6b070beb2ebc291ce4d1e (patch) | |
| tree | a044138fccf58aebdb0b0b04814f27878dd742f1 /tools/perf/scripts/python/flamegraph.py | |
| parent | bfbcef036396a73fbf4b3fee385cc670159df5ad (diff) | |
| download | linux-abb864d380854b5427b6b070beb2ebc291ce4d1e.tar.xz | |
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 <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20230106041711.914434-5-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/flamegraph.py')
0 files changed, 0 insertions, 0 deletions