diff options
Diffstat (limited to 'include/uapi/linux/blkpg.h')
-rw-r--r-- | include/uapi/linux/blkpg.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/uapi/linux/blkpg.h b/include/uapi/linux/blkpg.h new file mode 100644 index 000000000..d0a64ee97 --- /dev/null +++ b/include/uapi/linux/blkpg.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI__LINUX_BLKPG_H +#define _UAPI__LINUX_BLKPG_H + +#include <linux/compiler.h> +#include <linux/ioctl.h> + +#define BLKPG _IO(0x12,105) + +/* The argument structure */ +struct blkpg_ioctl_arg { + int op; + int flags; + int datalen; + void __user *data; +}; + +/* The subfunctions (for the op field) */ +#define BLKPG_ADD_PARTITION 1 +#define BLKPG_DEL_PARTITION 2 +#define BLKPG_RESIZE_PARTITION 3 + +/* Sizes of name fields. Unused at present. */ +#define BLKPG_DEVNAMELTH 64 +#define BLKPG_VOLNAMELTH 64 + +/* The data structure for ADD_PARTITION and DEL_PARTITION */ +struct blkpg_partition { + long long start; /* starting offset in bytes */ + long long length; /* length in bytes */ + int pno; /* partition number */ + char devname[BLKPG_DEVNAMELTH]; /* unused / ignored */ + char volname[BLKPG_VOLNAMELTH]; /* unused / ignore */ +}; + +#endif /* _UAPI__LINUX_BLKPG_H */ |