diff options
| author | Joanne Koong <joannelkoong@gmail.com> | 2026-06-12 11:48:39 -0700 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2026-08-17 17:02:10 +0200 |
| commit | bd62a2cfff9f37d85927050f082ffc3a423e6b53 (patch) | |
| tree | c89feada509dce2a65c9c820e3c8a03adbd20b72 /include/linux | |
| parent | fbc32d5f44d3e2134443909e816c5f9c657e81ad (diff) | |
io_uring/rsrc: add io_buffer_register_bvec()
Add io_buffer_register_bvec() for registering a bvec array.
This is a preparatory patch for fuse-over-io-uring zero-copy.
Signed-off-by: Joanne Koong <joannelkoong@gmail.com>
Reviewed-by: Caleb Sander Mateos <csander@purestorage.com>
Link: https://patch.msgid.link/20260612184840.4058966-4-joannelkoong@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/io_uring/cmd.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/io_uring/cmd.h b/include/linux/io_uring/cmd.h index bbf57da1e4c8..42801f0b6456 100644 --- a/include/linux/io_uring/cmd.h +++ b/include/linux/io_uring/cmd.h @@ -94,6 +94,10 @@ bool io_uring_mshot_cmd_post_cqe(struct io_uring_cmd *ioucmd, int io_buffer_register_request(struct io_uring_cmd *cmd, struct request *rq, void (*release)(void *), unsigned int index, unsigned int issue_flags); +int io_buffer_register_bvec(struct io_uring_cmd *cmd, const struct bio_vec *bvs, + unsigned int nr_bvecs, void (*release)(void *), + void *priv, u8 dir, unsigned int index, + unsigned int issue_flags); int io_buffer_unregister(struct io_uring_cmd *cmd, unsigned int index, unsigned int issue_flags); #else @@ -146,6 +150,15 @@ static inline int io_buffer_register_request(struct io_uring_cmd *cmd, { return -EOPNOTSUPP; } +static inline int io_buffer_register_bvec(struct io_uring_cmd *cmd, + const struct bio_vec *bvs, + unsigned int nr_bvecs, + void (*release)(void *), void *priv, + u8 dir, unsigned int index, + unsigned int issue_flags) +{ + return -EOPNOTSUPP; +} static inline int io_buffer_unregister(struct io_uring_cmd *cmd, unsigned int index, unsigned int issue_flags) |