| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
|---|---|
| 2 | #ifndef _UAPI_LINUX_BLKDEV_H |
| 3 | #define _UAPI_LINUX_BLKDEV_H |
| 4 | |
| 5 | #include <linux/ioctl.h> |
| 6 | #include <linux/types.h> |
| 7 | |
| 8 | /* |
| 9 | * io_uring block file commands, see IORING_OP_URING_CMD. |
| 10 | * It's a different number space from ioctl(), reuse the block's code 0x12. |
| 11 | */ |
| 12 | #define BLOCK_URING_CMD_DISCARD _IO(0x12, 0) |
| 13 | |
| 14 | #endif |
| 15 |