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io_uring: rename io_get_cqring 

Rename io_get_cqring() into io_get_cqe() for consistency with SQ, and
just because the old name is not as clear.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/a46a53e3f781de372f5632c184e61546b86515ce.1621201931.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-05-16 22:58:11 +01:00 committed by Jens Axboe
parent 8f6ed49a44
commit d068b5068d
1 changed files with 4 additions and 4 deletions
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8
fs/io_uring.c
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@ -11,7 +11,7 @@
* before writing the tail (using smp_load_acquire to read the tail will
* do). It also needs a smp_mb() before updating CQ head (ordering the
* entry load(s) with the head store), pairing with an implicit barrier
* through a control-dependency in io_get_cqring (smp_store_release to
* through a control-dependency in io_get_cqe (smp_store_release to
* store head will do). Failure to do so could lead to reading invalid
* CQ entries.
*
@ -1368,7 +1368,7 @@ static inline unsigned int __io_cqring_events(struct io_ring_ctx *ctx)
return ctx->cached_cq_tail - READ_ONCE(ctx->rings->cq.head);
}
static inline struct io_uring_cqe *io_get_cqring(struct io_ring_ctx *ctx)
static inline struct io_uring_cqe *io_get_cqe(struct io_ring_ctx *ctx)
{
struct io_rings *rings = ctx->rings;
unsigned tail, mask = ctx->cq_entries - 1;
@ -1440,7 +1440,7 @@ static bool __io_cqring_overflow_flush(struct io_ring_ctx *ctx, bool force)
posted = false;
spin_lock_irqsave(&ctx->completion_lock, flags);
while (!list_empty(&ctx->cq_overflow_list)) {
struct io_uring_cqe *cqe = io_get_cqring(ctx);
struct io_uring_cqe *cqe = io_get_cqe(ctx);
struct io_overflow_cqe *ocqe;
if (!cqe && !force)
@ -1562,7 +1562,7 @@ static inline bool __io_cqring_fill_event(struct io_ring_ctx *ctx, u64 user_data
* submission (by quite a lot). Increment the overflow count in
* the ring.
*/
cqe = io_get_cqring(ctx);
cqe = io_get_cqe(ctx);
if (likely(cqe)) {
WRITE_ONCE(cqe->user_data, user_data);
WRITE_ONCE(cqe->res, res);