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| author | Jens Axboe <axboe@kernel.dk> | 2024-10-27 17:59:10 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-10-29 22:43:28 +0300 |
| commit | a85f31052bce52111b4e9d5a536003481d0421d0 (patch) | |
| tree | abb22a6c29d15dc8a4480a11fd6b863b341e4c26 /include | |
| parent | aa00f67adc2c0d6439f81b5a81ff181377c47a7e (diff) | |
| download | linux-a85f31052bce52111b4e9d5a536003481d0421d0.tar.xz | |
io_uring/nop: add support for testing registered files and buffers
Useful for testing performance/efficiency impact of registered files
and buffers, vs (particularly) non-registered files.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/io_uring.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index 65b7417c1b05..024745283783 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -416,6 +416,9 @@ enum io_uring_msg_ring_flags { * IORING_NOP_INJECT_RESULT Inject result from sqe->result */ #define IORING_NOP_INJECT_RESULT (1U << 0) +#define IORING_NOP_FILE (1U << 1) +#define IORING_NOP_FIXED_FILE (1U << 2) +#define IORING_NOP_FIXED_BUFFER (1U << 3) /* * IO completion data structure (Completion Queue Entry) |