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b9c6cdc37e
The big top of the file comment talk about grand plans that never happened, so remove them to not confuse the readers. Also mark the devname and volname fields as ignored as they were never used by the kernel. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
36 lines
953 B
C
36 lines
953 B
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _UAPI__LINUX_BLKPG_H
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#define _UAPI__LINUX_BLKPG_H
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#include <linux/compiler.h>
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#include <linux/ioctl.h>
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#define BLKPG _IO(0x12,105)
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/* The argument structure */
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struct blkpg_ioctl_arg {
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int op;
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int flags;
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int datalen;
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void __user *data;
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};
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/* The subfunctions (for the op field) */
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#define BLKPG_ADD_PARTITION 1
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#define BLKPG_DEL_PARTITION 2
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#define BLKPG_RESIZE_PARTITION 3
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/* Sizes of name fields. Unused at present. */
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#define BLKPG_DEVNAMELTH 64
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#define BLKPG_VOLNAMELTH 64
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/* The data structure for ADD_PARTITION and DEL_PARTITION */
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struct blkpg_partition {
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long long start; /* starting offset in bytes */
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long long length; /* length in bytes */
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int pno; /* partition number */
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char devname[BLKPG_DEVNAMELTH]; /* unused / ignored */
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char volname[BLKPG_VOLNAMELTH]; /* unused / ignore */
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};
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#endif /* _UAPI__LINUX_BLKPG_H */
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