diff options
| author | Hannes Reinecke <hare@suse.de> | 2024-01-29 07:39:46 +0100 |
|---|---|---|
| committer | Keith Busch <kbusch@kernel.org> | 2024-01-31 15:59:48 -0800 |
| commit | bd2687f2e5940f6ee14bfae787b3c1f5f0574907 (patch) | |
| tree | ff3803684c6bcec925cf7d75adff48f2925312c8 /drivers/nvme/host/nvme.h | |
| parent | f9ddefb6c0de771038b041eaad5cc15e61fe283f (diff) | |
nvme: change __nvme_submit_sync_cmd() calling conventions
Combine the two arguments 'flags' and 'at_head' from __nvme_submit_sync_cmd()
into a single 'flags' argument and use function-specific values to indicate
what should be set within the function.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Diffstat (limited to 'drivers/nvme/host/nvme.h')
| -rw-r--r-- | drivers/nvme/host/nvme.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 1700063bc24d..7d315b670e53 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -837,12 +837,25 @@ static inline bool nvme_is_unique_nsid(struct nvme_ctrl *ctrl, (ctrl->ctratt & NVME_CTRL_CTRATT_NVM_SETS); } +/* + * Flags for __nvme_submit_sync_cmd() + */ +typedef __u32 __bitwise nvme_submit_flags_t; + +enum { + /* Insert request at the head of the queue */ + NVME_SUBMIT_AT_HEAD = (__force nvme_submit_flags_t)(1 << 0), + /* Set BLK_MQ_REQ_NOWAIT when allocating request */ + NVME_SUBMIT_NOWAIT = (__force nvme_submit_flags_t)(1 << 1), + /* Set BLK_MQ_REQ_RESERVED when allocating request */ + NVME_SUBMIT_RESERVED = (__force nvme_submit_flags_t)(1 << 2), +}; + int nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd, void *buf, unsigned bufflen); int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd, union nvme_result *result, void *buffer, unsigned bufflen, - int qid, int at_head, - blk_mq_req_flags_t flags); + int qid, nvme_submit_flags_t flags); int nvme_set_features(struct nvme_ctrl *dev, unsigned int fid, unsigned int dword11, void *buffer, size_t buflen, u32 *result); |