Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
io_uring/notif: remove ctx var from io_notif_tw_complete
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>
Link: https://lore.kernel.org/r/e7345e268ffaeaf79b4c8f3a5d019d6a87a3d1f1.1713185320.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
authored by
Pavel Begunkov
and committed by
Jens Axboe
2e730d8d
7e58d0af
+2
-3
+2
-3
io_uring/notif.c
+2
-3
io_uring/notif.c
···
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void io_notif_tw_complete(struct io_kiocb *notif, struct io_tw_state *ts)
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{
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struct io_notif_data *nd = io_notif_to_data(notif);
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-
struct io_ring_ctx *ctx = notif->ctx;
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if (unlikely(nd->zc_report) && (nd->zc_copied || !nd->zc_used))
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notif->cqe.res |= IORING_NOTIF_USAGE_ZC_COPIED;
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-
if (nd->account_pages && ctx->user) {
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-
__io_unaccount_mem(ctx->user, nd->account_pages);
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+
if (nd->account_pages && notif->ctx->user) {
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+
__io_unaccount_mem(notif->ctx->user, nd->account_pages);
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nd->account_pages = 0;
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}
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io_req_task_complete(notif, ts);