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| author |   Hongyu Jin <hongyu.jin@unisoc.com> | 2024-01-24 13:35:54 +0800 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@kernel.org> | 2024-02-20 14:22:55 -0500 |
| commit | e9b2238e47cb66521381c0bf9234e979afa19d77 (patch) | |
| tree | 19b73de3634979bc1fef64ea082e9c330d504b2f /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | dm io: Support IO priority (diff) | |
| download | wireguard-linux-e9b2238e47cb66521381c0bf9234e979afa19d77.tar.xz wireguard-linux-e9b2238e47cb66521381c0bf9234e979afa19d77.zip | |
dm bufio: Support IO priority
Some IO will dispatch from kworker with different io_context settings
than the submitting task, we may need to specify a priority to avoid
losing priority.
Add dm_bufio_read_with_ioprio() and dm_bufio_prefetch_with_ioprio()
for use by bufio users to pass an ioprio other than IOPRIO_DEFAULT.
Co-developed-by: Yibin Ding <yibin.ding@unisoc.com>
Signed-off-by: Yibin Ding <yibin.ding@unisoc.com>
Signed-off-by: Hongyu Jin <hongyu.jin@unisoc.com>
Reviewed-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Mikulas Patocka <mpatocka@redhat.com>
[snitzer: introduced _with_ioprio() wrappers to reduce churn]
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions