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[RFC,4/6] io_uring/notif: remove ctx var from io_notif_tw_complete

Message ID b69c65b1df421865057f285d6309faee0d327096.1712923998.git.asml.silence@gmail.com (mailing list archive)
State New
Headers show
Series implement io_uring notification (ubuf_info) stacking | expand

Commit Message

Pavel Begunkov April 12, 2024, 12:55 p.m. UTC 
We don't need ctx in the hottest path, i.e. registered buffers,
let's get it only when we need it.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 io_uring/notif.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/io_uring/notif.c b/io_uring/notif.c
index 5a8b2fdd67fd..53532d78a947 100644
--- a/io_uring/notif.c
+++ b/io_uring/notif.c
@@ -12,13 +12,12 @@ 
 void io_notif_tw_complete(struct io_kiocb *notif, struct io_tw_state *ts)
 {
 	struct io_notif_data *nd = io_notif_to_data(notif);
-	struct io_ring_ctx *ctx = notif->ctx;
 
 	if (unlikely(nd->zc_report) && (nd->zc_copied || !nd->zc_used))
 		notif->cqe.res |= IORING_NOTIF_USAGE_ZC_COPIED;
 
-	if (nd->account_pages && ctx->user) {
-		__io_unaccount_mem(ctx->user, nd->account_pages);
+	if (nd->account_pages && notif->ctx->user) {
+		__io_unaccount_mem(notif->ctx->user, nd->account_pages);
 		nd->account_pages = 0;
 	}
 	io_req_task_complete(notif, ts);