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| author | Ming Lei <ming.lei@redhat.com> | 2023-05-19 14:50:25 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-05-19 19:59:17 -0600 |
| commit | f236a21459a5cdd828b93f363946e116773494f6 (patch) | |
| tree | f27367cff9ea2a009a9e3f3ac143c6743d9ea696 /drivers/block | |
| parent | 29dc5d06613f2438ec20a4ba5e0a5a740584d346 (diff) | |
| download | linux-stable-f236a21459a5cdd828b93f363946e116773494f6.tar.gz linux-stable-f236a21459a5cdd828b93f363946e116773494f6.tar.bz2 linux-stable-f236a21459a5cdd828b93f363946e116773494f6.zip | |
ublk: cleanup io cmd code path by adding ublk_fill_io_cmd()
Add one small helper to cleanup io command hanlding code path.
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20230519065030.351216-3-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/ublk_drv.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index b00c5c210c7f..0c8651c5ba4c 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -1256,6 +1256,14 @@ static inline int ublk_check_cmd_op(u32 cmd_op) return 0; } +static inline void ublk_fill_io_cmd(struct ublk_io *io, + struct io_uring_cmd *cmd, unsigned long buf_addr) +{ + io->cmd = cmd; + io->flags |= UBLK_IO_FLAG_ACTIVE; + io->addr = buf_addr; +} + static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags, const struct ublksrv_io_cmd *ub_cmd) @@ -1322,10 +1330,8 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd, /* FETCH_RQ has to provide IO buffer if NEED GET DATA is not enabled */ if (!ub_cmd->addr && !ublk_need_get_data(ubq)) goto out; - io->cmd = cmd; - io->flags |= UBLK_IO_FLAG_ACTIVE; - io->addr = ub_cmd->addr; + ublk_fill_io_cmd(io, cmd, ub_cmd->addr); ublk_mark_io_ready(ub, ubq); break; case UBLK_IO_COMMIT_AND_FETCH_REQ: @@ -1338,17 +1344,13 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd, goto out; if (!(io->flags & UBLK_IO_FLAG_OWNED_BY_SRV)) goto out; - io->addr = ub_cmd->addr; - io->flags |= UBLK_IO_FLAG_ACTIVE; - io->cmd = cmd; + ublk_fill_io_cmd(io, cmd, ub_cmd->addr); ublk_commit_completion(ub, ub_cmd); break; case UBLK_IO_NEED_GET_DATA: if (!(io->flags & UBLK_IO_FLAG_OWNED_BY_SRV)) goto out; - io->addr = ub_cmd->addr; - io->cmd = cmd; - io->flags |= UBLK_IO_FLAG_ACTIVE; + ublk_fill_io_cmd(io, cmd, ub_cmd->addr); ublk_handle_need_get_data(ub, ub_cmd->q_id, ub_cmd->tag); break; default: |