ZiyangZhang 4e18403d94 ublk_cmd.h: add one new ublk command: UBLK_IO_NEED_GET_DATA ...

Add one new ublk command: UBLK_IO_NEED_GET_DATA. It is prepared for a new
feature designed for a user application who wants to allocate IO buffer
and set IO buffer address only after it receives an IO request from
ublksrv.

Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: ZiyangZhang <ZiyangZhang@linux.alibaba.com>
Link: https://lore.kernel.org/r/c8a64b6b51c78340da7daa9e1054608695e79619.1659011443.git.ZiyangZhang@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2022-08-02 21:13:40 -06:00

5.6 KiB

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