linux-kernel - [PATCH 06/23] io_uring: rename io_get

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Message-Id: <be3a185ade803d9f0c43ffe6db43638b4801579e.1621424513.git.asml.silence@gmail.com>
Date:   Wed, 19 May 2021 15:13:17 +0100
From:   Pavel Begunkov <asml.silence@...il.com>
To:     io-uring@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jens Axboe <axboe@...nel.dk>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Horst Schirmeier <horst.schirmeier@...dortmund.de>,
        "Franz-B . Tuneke" <franz-bernhard.tuneke@...dortmund.de>,
        Christian Dietrich <stettberger@...ucode.de>
Subject: [PATCH 06/23] 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@...il.com>
---
 fs/io_uring.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index b89a781b3f33..49a1b6b81d7d 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -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.
  *
@@ -1364,7 +1364,7 @@ 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;
@@ -1436,7 +1436,7 @@ 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)
@@ -1558,7 +1558,7 @@ 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);
-- 
2.31.1