#ifndef __BTRFS_IOCTL_H__
#define __BTRFS_IOCTL_H__
-#include <asm/types.h>
-#include <linux/ioctl.h>
-#include <time.h>
-
#ifdef __cplusplus
extern "C" {
#endif
+#include <asm/types.h>
+#include <linux/ioctl.h>
+
#ifndef __user
#define __user
#endif
#define BTRFS_SUBVOL_CREATE_ASYNC (1ULL << 0)
#define BTRFS_SUBVOL_RDONLY (1ULL << 1)
#define BTRFS_SUBVOL_QGROUP_INHERIT (1ULL << 2)
+#define BTRFS_DEVICE_SPEC_BY_ID (1ULL << 3)
+
+#define BTRFS_VOL_ARG_V2_FLAGS_SUPPORTED \
+ (BTRFS_SUBVOL_CREATE_ASYNC | \
+ BTRFS_SUBVOL_RDONLY | \
+ BTRFS_SUBVOL_QGROUP_INHERIT | \
+ BTRFS_DEVICE_SPEC_BY_ID)
+
#define BTRFS_FSID_SIZE 16
#define BTRFS_UUID_SIZE 16
};
__u64 unused[4];
};
- char name[BTRFS_SUBVOL_NAME_MAX + 1];
+ union {
+ char name[BTRFS_SUBVOL_NAME_MAX + 1];
+ __u64 devid;
+ };
};
/*
__u64 reserved[122]; /* pad to 1k */
};
+struct btrfs_ioctl_feature_flags {
+ __u64 compat_flags;
+ __u64 compat_ro_flags;
+ __u64 incompat_flags;
+};
+
/* balance control ioctl modes */
#define BTRFS_BALANCE_CTL_PAUSE 1
#define BTRFS_BALANCE_CTL_CANCEL 2
*/
struct btrfs_balance_args {
__u64 profiles;
- __u64 usage;
+
+ /*
+ * usage filter
+ * BTRFS_BALANCE_ARGS_USAGE with a single value means '0..N'
+ * BTRFS_BALANCE_ARGS_USAGE_RANGE - range syntax, min..max
+ */
+ union {
+ __u64 usage;
+ struct {
+ __u32 usage_min;
+ __u32 usage_max;
+ };
+ };
+
__u64 devid;
__u64 pstart;
__u64 pend;
__u64 flags;
- __u64 limit; /* limit number of processed chunks */
- __u64 unused[7];
+ /*
+ * BTRFS_BALANCE_ARGS_LIMIT with value 'limit'
+ * BTRFS_BALANCE_ARGS_LIMIT_RANGE - the extend version can use minimum
+ * and maximum
+ */
+ union {
+ __u64 limit; /* limit number of processed chunks */
+ struct {
+ __u32 limit_min;
+ __u32 limit_max;
+ };
+ };
+ __u32 stripes_min;
+ __u32 stripes_max;
+ __u64 unused[6];
} __attribute__ ((__packed__));
/* report balance progress to userspace */
struct btrfs_ioctl_feature_flags[2])
#define BTRFS_IOC_GET_SUPPORTED_FEATURES _IOR(BTRFS_IOCTL_MAGIC, 57, \
struct btrfs_ioctl_feature_flags[3])
+#define BTRFS_IOC_RM_DEV_V2 _IOW(BTRFS_IOCTL_MAGIC, 58, \
+ struct btrfs_ioctl_vol_args_v2)
#ifdef __cplusplus
}
#endif