Commit fe524b06 authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring/kbuf: check for ring provided buffers first in recycling 

This is the most likely of paths if a provided buffer is used, so offer
it up first and push the legacy buffers to later.

Link: https://lore.kernel.org/r/20250821020750.598432-14-axboe@kernel.dk


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent e973837b

io_uring/kbuf.h

+2 −2
Original line number Diff line number Diff line
@@ -129,10 +129,10 @@ static inline bool io_kbuf_recycle(struct io_kiocb *req, struct io_buffer_list * 
{

	if (req->flags & REQ_F_BL_NO_RECYCLE)

		return false;

	if (req->flags & REQ_F_BUFFER_SELECTED)

		return io_kbuf_recycle_legacy(req, issue_flags);

	if (req->flags & REQ_F_BUFFER_RING)

		return io_kbuf_recycle_ring(req, bl);

	if (req->flags & REQ_F_BUFFER_SELECTED)

		return io_kbuf_recycle_legacy(req, issue_flags);

	return false;

}