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From: Ming Lei <[email protected]>
To: Jens Axboe <[email protected]>,
	[email protected], [email protected]
Cc: [email protected],
	Miklos Szeredi <[email protected]>,
	ZiyangZhang <[email protected]>,
	Xiaoguang Wang <[email protected]>,
	Bernd Schubert <[email protected]>,
	Pavel Begunkov <[email protected]>,
	Stefan Hajnoczi <[email protected]>,
	Ming Lei <[email protected]>
Subject: [PATCH V4 01/17] io_uring: increase io_kiocb->flags into 64bit
Date: Fri, 24 Mar 2023 21:57:52 +0800	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

The 32bit io_kiocb->flags has been used up, so extend it to 64bit.

Signed-off-by: Ming Lei <[email protected]>
---
 include/linux/io_uring_types.h | 65 +++++++++++++++++-----------------
 io_uring/io_uring.c            |  2 +-
 2 files changed, 34 insertions(+), 33 deletions(-)

diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h
index 3d152bdcd30a..aab657cd2b77 100644
--- a/include/linux/io_uring_types.h
+++ b/include/linux/io_uring_types.h
@@ -409,68 +409,68 @@ enum {
 
 enum {
 	/* ctx owns file */
-	REQ_F_FIXED_FILE	= BIT(REQ_F_FIXED_FILE_BIT),
+	REQ_F_FIXED_FILE	= BIT_ULL(REQ_F_FIXED_FILE_BIT),
 	/* drain existing IO first */
-	REQ_F_IO_DRAIN		= BIT(REQ_F_IO_DRAIN_BIT),
+	REQ_F_IO_DRAIN		= BIT_ULL(REQ_F_IO_DRAIN_BIT),
 	/* linked sqes */
-	REQ_F_LINK		= BIT(REQ_F_LINK_BIT),
+	REQ_F_LINK		= BIT_ULL(REQ_F_LINK_BIT),
 	/* doesn't sever on completion < 0 */
-	REQ_F_HARDLINK		= BIT(REQ_F_HARDLINK_BIT),
+	REQ_F_HARDLINK		= BIT_ULL(REQ_F_HARDLINK_BIT),
 	/* IOSQE_ASYNC */
-	REQ_F_FORCE_ASYNC	= BIT(REQ_F_FORCE_ASYNC_BIT),
+	REQ_F_FORCE_ASYNC	= BIT_ULL(REQ_F_FORCE_ASYNC_BIT),
 	/* IOSQE_BUFFER_SELECT */
-	REQ_F_BUFFER_SELECT	= BIT(REQ_F_BUFFER_SELECT_BIT),
+	REQ_F_BUFFER_SELECT	= BIT_ULL(REQ_F_BUFFER_SELECT_BIT),
 	/* IOSQE_CQE_SKIP_SUCCESS */
-	REQ_F_CQE_SKIP		= BIT(REQ_F_CQE_SKIP_BIT),
+	REQ_F_CQE_SKIP		= BIT_ULL(REQ_F_CQE_SKIP_BIT),
 
 	/* fail rest of links */
-	REQ_F_FAIL		= BIT(REQ_F_FAIL_BIT),
+	REQ_F_FAIL		= BIT_ULL(REQ_F_FAIL_BIT),
 	/* on inflight list, should be cancelled and waited on exit reliably */
-	REQ_F_INFLIGHT		= BIT(REQ_F_INFLIGHT_BIT),
+	REQ_F_INFLIGHT		= BIT_ULL(REQ_F_INFLIGHT_BIT),
 	/* read/write uses file position */
-	REQ_F_CUR_POS		= BIT(REQ_F_CUR_POS_BIT),
+	REQ_F_CUR_POS		= BIT_ULL(REQ_F_CUR_POS_BIT),
 	/* must not punt to workers */
-	REQ_F_NOWAIT		= BIT(REQ_F_NOWAIT_BIT),
+	REQ_F_NOWAIT		= BIT_ULL(REQ_F_NOWAIT_BIT),
 	/* has or had linked timeout */
-	REQ_F_LINK_TIMEOUT	= BIT(REQ_F_LINK_TIMEOUT_BIT),
+	REQ_F_LINK_TIMEOUT	= BIT_ULL(REQ_F_LINK_TIMEOUT_BIT),
 	/* needs cleanup */
-	REQ_F_NEED_CLEANUP	= BIT(REQ_F_NEED_CLEANUP_BIT),
+	REQ_F_NEED_CLEANUP	= BIT_ULL(REQ_F_NEED_CLEANUP_BIT),
 	/* already went through poll handler */
-	REQ_F_POLLED		= BIT(REQ_F_POLLED_BIT),
+	REQ_F_POLLED		= BIT_ULL(REQ_F_POLLED_BIT),
 	/* buffer already selected */
-	REQ_F_BUFFER_SELECTED	= BIT(REQ_F_BUFFER_SELECTED_BIT),
+	REQ_F_BUFFER_SELECTED	= BIT_ULL(REQ_F_BUFFER_SELECTED_BIT),
 	/* buffer selected from ring, needs commit */
-	REQ_F_BUFFER_RING	= BIT(REQ_F_BUFFER_RING_BIT),
+	REQ_F_BUFFER_RING	= BIT_ULL(REQ_F_BUFFER_RING_BIT),
 	/* caller should reissue async */
-	REQ_F_REISSUE		= BIT(REQ_F_REISSUE_BIT),
+	REQ_F_REISSUE		= BIT_ULL(REQ_F_REISSUE_BIT),
 	/* supports async reads/writes */
-	REQ_F_SUPPORT_NOWAIT	= BIT(REQ_F_SUPPORT_NOWAIT_BIT),
+	REQ_F_SUPPORT_NOWAIT	= BIT_ULL(REQ_F_SUPPORT_NOWAIT_BIT),
 	/* regular file */
-	REQ_F_ISREG		= BIT(REQ_F_ISREG_BIT),
+	REQ_F_ISREG		= BIT_ULL(REQ_F_ISREG_BIT),
 	/* has creds assigned */
-	REQ_F_CREDS		= BIT(REQ_F_CREDS_BIT),
+	REQ_F_CREDS		= BIT_ULL(REQ_F_CREDS_BIT),
 	/* skip refcounting if not set */
-	REQ_F_REFCOUNT		= BIT(REQ_F_REFCOUNT_BIT),
+	REQ_F_REFCOUNT		= BIT_ULL(REQ_F_REFCOUNT_BIT),
 	/* there is a linked timeout that has to be armed */
-	REQ_F_ARM_LTIMEOUT	= BIT(REQ_F_ARM_LTIMEOUT_BIT),
+	REQ_F_ARM_LTIMEOUT	= BIT_ULL(REQ_F_ARM_LTIMEOUT_BIT),
 	/* ->async_data allocated */
-	REQ_F_ASYNC_DATA	= BIT(REQ_F_ASYNC_DATA_BIT),
+	REQ_F_ASYNC_DATA	= BIT_ULL(REQ_F_ASYNC_DATA_BIT),
 	/* don't post CQEs while failing linked requests */
-	REQ_F_SKIP_LINK_CQES	= BIT(REQ_F_SKIP_LINK_CQES_BIT),
+	REQ_F_SKIP_LINK_CQES	= BIT_ULL(REQ_F_SKIP_LINK_CQES_BIT),
 	/* single poll may be active */
-	REQ_F_SINGLE_POLL	= BIT(REQ_F_SINGLE_POLL_BIT),
+	REQ_F_SINGLE_POLL	= BIT_ULL(REQ_F_SINGLE_POLL_BIT),
 	/* double poll may active */
-	REQ_F_DOUBLE_POLL	= BIT(REQ_F_DOUBLE_POLL_BIT),
+	REQ_F_DOUBLE_POLL	= BIT_ULL(REQ_F_DOUBLE_POLL_BIT),
 	/* request has already done partial IO */
-	REQ_F_PARTIAL_IO	= BIT(REQ_F_PARTIAL_IO_BIT),
+	REQ_F_PARTIAL_IO	= BIT_ULL(REQ_F_PARTIAL_IO_BIT),
 	/* fast poll multishot mode */
-	REQ_F_APOLL_MULTISHOT	= BIT(REQ_F_APOLL_MULTISHOT_BIT),
+	REQ_F_APOLL_MULTISHOT	= BIT_ULL(REQ_F_APOLL_MULTISHOT_BIT),
 	/* ->extra1 and ->extra2 are initialised */
-	REQ_F_CQE32_INIT	= BIT(REQ_F_CQE32_INIT_BIT),
+	REQ_F_CQE32_INIT	= BIT_ULL(REQ_F_CQE32_INIT_BIT),
 	/* recvmsg special flag, clear EPOLLIN */
-	REQ_F_CLEAR_POLLIN	= BIT(REQ_F_CLEAR_POLLIN_BIT),
+	REQ_F_CLEAR_POLLIN	= BIT_ULL(REQ_F_CLEAR_POLLIN_BIT),
 	/* hashed into ->cancel_hash_locked, protected by ->uring_lock */
-	REQ_F_HASH_LOCKED	= BIT(REQ_F_HASH_LOCKED_BIT),
+	REQ_F_HASH_LOCKED	= BIT_ULL(REQ_F_HASH_LOCKED_BIT),
 };
 
 typedef void (*io_req_tw_func_t)(struct io_kiocb *req, bool *locked);
@@ -531,7 +531,8 @@ struct io_kiocb {
 	 * and after selection it points to the buffer ID itself.
 	 */
 	u16				buf_index;
-	unsigned int			flags;
+	u32				__pad;
+	u64				flags;
 
 	struct io_cqe			cqe;
 
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 24be4992821b..449508912a9c 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -4486,7 +4486,7 @@ static int __init io_uring_init(void)
 	BUILD_BUG_ON(SQE_COMMON_FLAGS >= (1 << 8));
 	BUILD_BUG_ON((SQE_VALID_FLAGS | SQE_COMMON_FLAGS) != SQE_VALID_FLAGS);
 
-	BUILD_BUG_ON(__REQ_F_LAST_BIT > 8 * sizeof(int));
+	BUILD_BUG_ON(__REQ_F_LAST_BIT > 8 * sizeof(u64));
 
 	BUILD_BUG_ON(sizeof(atomic_t) != sizeof(u32));
 
-- 
2.39.2


  reply	other threads:[~2023-03-24 13:59 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20230324135916epcas5p37aad4c49c76c05567a484377d8909092@epcas5p3.samsung.com>
2023-03-24 13:57 ` [PATCH V4 00/17] io_uring/ublk: add IORING_OP_FUSED_CMD Ming Lei
2023-03-24 13:57   ` Ming Lei [this message]
2023-03-24 13:57   ` [PATCH V4 02/17] io_uring: " Ming Lei
2023-03-24 13:57   ` [PATCH V4 03/17] io_uring: support normal SQE for fused command Ming Lei
2023-03-24 13:57   ` [PATCH V4 04/17] io_uring: support OP_READ/OP_WRITE for fused slave request Ming Lei
2023-03-24 13:57   ` [PATCH V4 05/17] io_uring: support OP_SEND_ZC/OP_RECV " Ming Lei
2023-03-24 13:57   ` [PATCH V4 06/17] block: ublk_drv: mark device as LIVE before adding disk Ming Lei
2023-03-24 13:57   ` [PATCH V4 07/17] block: ublk_drv: add common exit handling Ming Lei
2023-03-24 13:57   ` [PATCH V4 08/17] block: ublk_drv: don't consider flush request in map/unmap io Ming Lei
2023-03-24 13:58   ` [PATCH V4 09/17] block: ublk_drv: add two helpers to clean up map/unmap request Ming Lei
2023-03-24 13:58   ` [PATCH V4 10/17] block: ublk_drv: clean up several helpers Ming Lei
2023-03-24 13:58   ` [PATCH V4 11/17] block: ublk_drv: cleanup 'struct ublk_map_data' Ming Lei
2023-03-24 13:58   ` [PATCH V4 12/17] block: ublk_drv: cleanup ublk_copy_user_pages Ming Lei
2023-03-24 13:58   ` [PATCH V4 13/17] block: ublk_drv: grab request reference when the request is handled by userspace Ming Lei
2023-03-24 13:58   ` [PATCH V4 14/17] block: ublk_drv: support to copy any part of request pages Ming Lei
2023-03-24 13:58   ` [PATCH V4 15/17] block: ublk_drv: add read()/write() support for ublk char device Ming Lei
2023-03-24 13:58   ` [PATCH V4 16/17] block: ublk_drv: don't check buffer in case of zero copy Ming Lei
2023-03-24 13:58   ` [PATCH V4 17/17] block: ublk_drv: apply io_uring FUSED_CMD for supporting " Ming Lei
2023-03-28  0:36   ` [PATCH V4 00/17] io_uring/ublk: add IORING_OP_FUSED_CMD Dan Williams
2023-03-28  1:16     ` Ming Lei
2023-03-28  1:29       ` Jens Axboe
2023-03-28  1:35         ` Ming Lei
2023-03-28  1:31       ` Dan Williams
2023-03-28  2:02         ` Ming Lei
2023-03-28  6:32           ` Dan Williams
2023-03-28  3:13       ` Gao Xiang
2023-03-28  3:33         ` Ming Lei
2023-03-28  5:10   ` Kanchan Joshi

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