Commit d7f06fea authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe
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io_uring: move non aligned field to the end 



Move not cache aligned fields down in io_ring_ctx, should change
anything, but makes further refactoring easier.

Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/518e95d7888e9d481b2c5968dcf3f23db9ea47a5.1692916914.git.asml.silence@gmail.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 2af89abd

include/linux/io_uring_types.h

+18 −18
Original line number Diff line number Diff line
@@ -270,24 +270,6 @@ struct io_ring_ctx { 
		struct io_alloc_cache	netmsg_cache;

	} ____cacheline_aligned_in_smp;



	/* IRQ completion list, under ->completion_lock */

	struct io_wq_work_list	locked_free_list;

	unsigned int		locked_free_nr;



	const struct cred	*sq_creds;	/* cred used for __io_sq_thread() */

	struct io_sq_data	*sq_data;	/* if using sq thread polling */



	struct wait_queue_head	sqo_sq_wait;

	struct list_head	sqd_list;



	unsigned long		check_cq;



	unsigned int		file_alloc_start;

	unsigned int		file_alloc_end;



	struct xarray		personalities;

	u32			pers_next;



	struct {

		/*

		 * We cache a range of free CQEs we can use, once exhausted it
@@ -332,6 +314,24 @@ struct io_ring_ctx { 
		unsigned		cq_last_tm_flush;

	} ____cacheline_aligned_in_smp;



	/* IRQ completion list, under ->completion_lock */

	struct io_wq_work_list	locked_free_list;

	unsigned int		locked_free_nr;



	const struct cred	*sq_creds;	/* cred used for __io_sq_thread() */

	struct io_sq_data	*sq_data;	/* if using sq thread polling */



	struct wait_queue_head	sqo_sq_wait;

	struct list_head	sqd_list;



	unsigned long		check_cq;



	unsigned int		file_alloc_start;

	unsigned int		file_alloc_end;



	struct xarray		personalities;

	u32			pers_next;



	/* Keep this last, we don't need it for the fast path */

	struct wait_queue_head		poll_wq;

	struct io_restriction		restrictions;