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io_uring/net: simplify msghd->msg_inq checking

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Just check for larger than zero rather than check for non-zero and
not -1. This is easier to read, and also protects against any errants
< 0 values that aren't -1.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2024-03-06 10:57:33 -07:00
parent 186daf2385
commit fb6328bc2a
1 changed files with 2 additions and 2 deletions
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4
io_uring/net.c
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@ -697,7 +697,7 @@ static inline bool io_recv_finish(struct io_kiocb *req, int *ret,
unsigned int cflags;
cflags = io_put_kbuf(req, issue_flags);
if (msg->msg_inq && msg->msg_inq != -1)
if (msg->msg_inq > 0)
cflags |= IORING_CQE_F_SOCK_NONEMPTY;
if (!(req->flags & REQ_F_APOLL_MULTISHOT)) {
@ -720,7 +720,7 @@ static inline bool io_recv_finish(struct io_kiocb *req, int *ret,
io_recv_prep_retry(req);
/* Known not-empty or unknown state, retry */
if (cflags & IORING_CQE_F_SOCK_NONEMPTY || msg->msg_inq == -1) {
if (cflags & IORING_CQE_F_SOCK_NONEMPTY || msg->msg_inq < 0) {
if (sr->nr_multishot_loops++ < MULTISHOT_MAX_RETRY)
return false;
/* mshot retries exceeded, force a requeue */