From: Pavel Begunkov <asml.silence@gmail.com>
To: io-uring@vger.kernel.org
Cc: asml.silence@gmail.com
Subject: [zcrx-next 07/10] io_uring/zcrx: reduce netmem scope in refill
Date: Sun, 17 Aug 2025 23:43:33 +0100 [thread overview]
Message-ID: <202f4926883fd3060824d40ee29c87f94ad26b2e.1755467432.git.asml.silence@gmail.com> (raw)
In-Reply-To: <cover.1755467432.git.asml.silence@gmail.com>
Reduce the scope of a local var netmem in io_zcrx_ring_refill.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
io_uring/zcrx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c
index 555d4d9ff479..44e6a0cb7916 100644
--- a/io_uring/zcrx.c
+++ b/io_uring/zcrx.c
@@ -735,7 +735,6 @@ static void io_zcrx_ring_refill(struct page_pool *pp,
{
unsigned int mask = ifq->rq_entries - 1;
unsigned int entries;
- netmem_ref netmem;
spin_lock_bh(&ifq->rq_lock);
@@ -751,6 +750,7 @@ static void io_zcrx_ring_refill(struct page_pool *pp,
struct io_zcrx_area *area;
struct net_iov *niov;
unsigned niov_idx, area_idx;
+ netmem_ref netmem;
area_idx = rqe->off >> IORING_ZCRX_AREA_SHIFT;
niov_idx = (rqe->off & ~IORING_ZCRX_AREA_MASK) >> PAGE_SHIFT;
--
2.49.0
next prev parent reply other threads:[~2025-08-17 22:42 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-17 22:43 [zcrx-next 00/10] next zcrx cleanups Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 01/10] io_uring/zcrx: replace memchar_inv with is_zero Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 02/10] io_uring/zcrx: use page_pool_unref_and_test() Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 03/10] io_uring/zcrx: remove extra io_zcrx_drop_netdev Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 04/10] io_uring/zcrx: rename dma lock Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 05/10] io_uring/zcrx: protect netdev with pp_lock Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 06/10] io_uring/zcrx: unify allocation dma sync Pavel Begunkov
2025-08-17 22:43 ` Pavel Begunkov [this message]
2025-08-17 22:43 ` [zcrx-next 08/10] io_uring/zcrx: use guards for the refill lock Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 09/10] io_uring/zcrx: don't adjust free cache space Pavel Begunkov
2025-08-17 22:43 ` [zcrx-next 10/10] io_uring/zcrx: rely on cache size truncation on refill Pavel Begunkov
2025-08-20 18:20 ` [zcrx-next 00/10] next zcrx cleanups Jens Axboe
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