Commit 69b3e546 authored by Jens Axboe's avatar Jens Axboe
Browse files

io_uring: change io_ring_ctx bool fields into bit fields 



In preparation for adding another one, which would make us spill into
another long (and hence bump the size of the ctx), change them to
bit fields.

Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent c150368b

fs/io_uring.c

+7 −7
Original line number Diff line number Diff line
@@ -202,10 +202,10 @@ struct io_ring_ctx { 


	struct {

		unsigned int		flags;

		bool			compat;

		bool			account_mem;

		bool			cq_overflow_flushed;

		bool			drain_next;

		int			compat: 1;

		int			account_mem: 1;

		int			cq_overflow_flushed: 1;

		int			drain_next: 1;



		/*

		 * Ring buffer of indices into array of io_uring_sqe, which is
@@ -994,7 +994,7 @@ static bool io_cqring_overflow_flush(struct io_ring_ctx *ctx, bool force) 


	/* if force is set, the ring is going away. always drop after that */

	if (force)

		ctx->cq_overflow_flushed = true;

		ctx->cq_overflow_flushed = 1;



	cqe = NULL;

	while (!list_empty(&ctx->cq_overflow_list)) {
@@ -4489,9 +4489,9 @@ static void io_queue_sqe(struct io_kiocb *req, const struct io_uring_sqe *sqe) 


	if (unlikely(req->ctx->drain_next)) {

		req->flags |= REQ_F_IO_DRAIN;

		req->ctx->drain_next = false;

		req->ctx->drain_next = 0;

	}

	req->ctx->drain_next = (req->flags & REQ_F_DRAIN_LINK);

	req->ctx->drain_next = (req->flags & REQ_F_DRAIN_LINK) != 0;



	ret = io_req_defer(req, sqe);

	if (ret) {

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