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authorJens Axboe <axboe@kernel.dk>2023-10-17 08:26:38 -0600
committerJens Axboe <axboe@kernel.dk>2023-10-17 08:26:38 -0600
commitd451fdd0fe8323bf970b735cf276d4e11ae8cdcc (patch)
tree1dadfe90ff9c76df257289e5db98298d1988c527 /include/uapi
parentae3059cf95f3bf11695d48b77f00568e87329aae (diff)
parentb3a4dbc89d4021b3f90ff6a13537111a004f9d07 (diff)
Merge branch 'for-6.7/io_uring' into for-6.7/block
Merge in io_uring fixes, as the ublk simplifying cancelations and aborts depend on the two patches from Ming adding cancelation support for uring_cmd. * for-6.7/io_uring: io_uring/kbuf: Use slab for struct io_buffer objects io_uring/kbuf: Allow the full buffer id space for provided buffers io_uring/kbuf: Fix check of BID wrapping in provided buffers io_uring/rsrc: cleanup io_pin_pages() io_uring: cancelable uring_cmd io_uring: retain top 8bits of uring_cmd flags for kernel internal use io_uring: add IORING_OP_WAITID support exit: add internal include file with helpers exit: add kernel_waitid_prepare() helper exit: move core of do_wait() into helper exit: abstract out should_wake helper for child_wait_callback() io_uring/rw: add support for IORING_OP_READ_MULTISHOT io_uring/rw: mark readv/writev as vectored in the opcode definition io_uring/rw: split io_read() into a helper
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/io_uring.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 8e61f8b7c2ce..425f64eee44e 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -65,6 +65,7 @@ struct io_uring_sqe {
__u32 xattr_flags;
__u32 msg_ring_flags;
__u32 uring_cmd_flags;
+ __u32 waitid_flags;
};
__u64 user_data; /* data to be passed back at completion time */
/* pack this to avoid bogus arm OABI complaints */
@@ -240,19 +241,20 @@ enum io_uring_op {
IORING_OP_URING_CMD,
IORING_OP_SEND_ZC,
IORING_OP_SENDMSG_ZC,
+ IORING_OP_READ_MULTISHOT,
+ IORING_OP_WAITID,
/* this goes last, obviously */
IORING_OP_LAST,
};
/*
- * sqe->uring_cmd_flags
+ * sqe->uring_cmd_flags top 8bits aren't available for userspace
* IORING_URING_CMD_FIXED use registered buffer; pass this flag
* along with setting sqe->buf_index.
- * IORING_URING_CMD_POLLED driver use only
*/
#define IORING_URING_CMD_FIXED (1U << 0)
-#define IORING_URING_CMD_POLLED (1U << 31)
+#define IORING_URING_CMD_MASK IORING_URING_CMD_FIXED
/*