io_uring: improve req fields comments

Move a misplaced comment about req->creds and add a line with
assumptions about req->link.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/1e51d1e6b1f3708c2d4127b4e371f9daa4c5f859.1648209006.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2022-03-25 11:52:18 +00:00 committed by Jens Axboe
parent 52dd86406d
commit 41cdcc2202

View File

@ -935,10 +935,11 @@ struct io_kiocb {
struct async_poll *apoll;
/* opcode allocated if it needs to store data for async defer */
void *async_data;
/* custom credentials, valid IFF REQ_F_CREDS is set */
/* stores selected buf, valid IFF REQ_F_BUFFER_SELECTED is set */
struct io_buffer *kbuf;
/* linked requests, IFF REQ_F_HARDLINK or REQ_F_LINK are set */
struct io_kiocb *link;
/* custom credentials, valid IFF REQ_F_CREDS is set */
const struct cred *creds;
struct io_wq_work work;
};