diff options
| author | Stefan Roesch <[email protected]> | 2022-04-26 11:21:23 -0700 |
|---|---|---|
| committer | Jens Axboe <[email protected]> | 2022-05-09 06:35:33 -0600 |
| commit | 7a51e5b44b92686eebd3e1b46b86e1eb4db975db (patch) | |
| tree | f4bc882dcd3c08766186f43e355c043eb30bc93d /include/uapi/linux | |
| parent | ebdeb7c01d025cb059f05dc26b9dc914e46dd43f (diff) | |
io_uring: support CQE32 in io_uring_cqe
This adds the big_cqe array to the struct io_uring_cqe to support large
CQE's.
Co-developed-by: Jens Axboe <[email protected]>
Signed-off-by: Stefan Roesch <[email protected]>
Reviewed-by: Kanchan Joshi <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Jens Axboe <[email protected]>
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/io_uring.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index ee84132cadad..ac2d90d669c3 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -126,6 +126,7 @@ enum { #define IORING_SETUP_TASKRUN_FLAG (1U << 9) #define IORING_SETUP_SQE128 (1U << 10) /* SQEs are 128 byte */ +#define IORING_SETUP_CQE32 (1U << 11) /* CQEs are 32 byte */ enum io_uring_op { IORING_OP_NOP, @@ -245,6 +246,12 @@ struct io_uring_cqe { __u64 user_data; /* sqe->data submission passed back */ __s32 res; /* result code for this event */ __u32 flags; + + /* + * If the ring is initialized with IORING_SETUP_CQE32, then this field + * contains 16-bytes of padding, doubling the size of the CQE. + */ + __u64 big_cqe[]; }; /* |