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

Pavel Begunkov
2024-04-12T12:55:40Z

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(-)

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);
--
2.44.0