15 lines
369 B
C
15 lines
369 B
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _UAPI_LINUX_BLKDEV_H
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#define _UAPI_LINUX_BLKDEV_H
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#include <linux/ioctl.h>
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#include <linux/types.h>
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/*
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* io_uring block file commands, see IORING_OP_URING_CMD.
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* It's a different number space from ioctl(), reuse the block's code 0x12.
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*/
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#define BLOCK_URING_CMD_DISCARD _IO(0x12, 0)
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#endif
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