Commit afb87658 authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
Browse files

io_uring: refactor io_req_map_rw() 



Set rw->free_iovec to @iovec, that gives an identical result and stresses
that @iovec param rw->free_iovec play the same role.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent f4bff104

fs/io_uring.c

+1 −2
Original line number Diff line number Diff line
@@ -3010,7 +3010,7 @@ static void io_req_map_rw(struct io_kiocb *req, const struct iovec *iovec, 
	struct io_async_rw *rw = &req->io->rw;



	memcpy(&rw->iter, iter, sizeof(*iter));

	rw->free_iovec = NULL;

	rw->free_iovec = iovec;

	rw->bytes_done = 0;

	/* can only be fixed buffers, no need to do anything */

	if (iter->type == ITER_BVEC)
@@ -3027,7 +3027,6 @@ static void io_req_map_rw(struct io_kiocb *req, const struct iovec *iovec, 
			memcpy(rw->fast_iov + iov_off, fast_iov + iov_off,

			       sizeof(struct iovec) * iter->nr_segs);

	} else {

		rw->free_iovec = iovec;

		req->flags |= REQ_F_NEED_CLEANUP;

	}

}