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#ifndef _BCACHEFS_IOCTL_H
#define _BCACHEFS_IOCTL_H
#include <linux/uuid.h>
#include <asm/ioctl.h>
#include "bcachefs_format.h"
#define BCH_FORCE_IF_DATA_LOST (1 << 0)
#define BCH_FORCE_IF_METADATA_LOST (1 << 1)
#define BCH_FORCE_IF_DATA_DEGRADED (1 << 2)
#define BCH_FORCE_IF_METADATA_DEGRADED (1 << 3)
#define BCH_FORCE_IF_DEGRADED \
(BCH_FORCE_IF_DATA_DEGRADED| \
BCH_FORCE_IF_METADATA_DEGRADED)
#define BCH_BY_INDEX (1 << 4)
#define BCH_READ_DEV (1 << 5)
/* global control dev: */
#define BCH_IOCTL_ASSEMBLE _IOW(0xbc, 1, struct bch_ioctl_assemble)
#define BCH_IOCTL_INCREMENTAL _IOW(0xbc, 2, struct bch_ioctl_incremental)
struct bch_ioctl_assemble {
__u32 flags;
__u32 nr_devs;
__u64 pad;
__u64 devs[];
};
struct bch_ioctl_incremental {
__u32 flags;
__u64 pad;
__u64 dev;
};
/* filesystem ioctls: */
#define BCH_IOCTL_QUERY_UUID _IOR(0xbc, 1, struct bch_ioctl_query_uuid)
#define BCH_IOCTL_START _IOW(0xbc, 2, struct bch_ioctl_start)
#define BCH_IOCTL_STOP _IO(0xbc, 3)
#define BCH_IOCTL_DISK_ADD _IOW(0xbc, 4, struct bch_ioctl_disk)
#define BCH_IOCTL_DISK_REMOVE _IOW(0xbc, 5, struct bch_ioctl_disk)
#define BCH_IOCTL_DISK_ONLINE _IOW(0xbc, 6, struct bch_ioctl_disk)
#define BCH_IOCTL_DISK_OFFLINE _IOW(0xbc, 7, struct bch_ioctl_disk)
#define BCH_IOCTL_DISK_SET_STATE _IOW(0xbc, 8, struct bch_ioctl_disk_set_state)
#define BCH_IOCTL_DATA _IOW(0xbc, 10, struct bch_ioctl_data)
#define BCH_IOCTL_USAGE _IOWR(0xbc, 11, struct bch_ioctl_usage)
#define BCH_IOCTL_READ_SUPER _IOW(0xbc, 12, struct bch_ioctl_read_super)
#define BCH_IOCTL_DISK_GET_IDX _IOW(0xbc, 13, struct bch_ioctl_disk_get_idx)
#define BCH_IOCTL_DISK_RESIZE _IOW(0xbc, 13, struct bch_ioctl_disk_resize)
struct bch_ioctl_query_uuid {
uuid_le uuid;
};
struct bch_ioctl_start {
__u32 flags;
__u32 pad;
};
struct bch_ioctl_disk {
__u32 flags;
__u32 pad;
__u64 dev;
};
struct bch_ioctl_disk_set_state {
__u32 flags;
__u8 new_state;
__u8 pad[3];
__u64 dev;
};
enum bch_data_ops {
BCH_DATA_OP_SCRUB = 0,
BCH_DATA_OP_REREPLICATE = 1,
BCH_DATA_OP_MIGRATE = 2,
BCH_DATA_OP_NR = 3,
};
struct bch_ioctl_data {
__u32 op;
__u32 flags;
struct bpos start;
struct bpos end;
union {
struct {
__u32 dev;
__u32 pad;
} migrate;
};
} __attribute__((packed, aligned(8)));
struct bch_ioctl_data_progress {
__u8 data_type;
__u8 btree_id;
__u8 pad[2];
struct bpos pos;
__u64 sectors_done;
__u64 sectors_total;
} __attribute__((packed, aligned(8)));
struct bch_ioctl_dev_usage {
__u8 state;
__u8 alive;
__u8 pad[6];
__u32 dev;
__u32 bucket_size;
__u64 nr_buckets;
__u64 buckets[BCH_DATA_NR];
__u64 sectors[BCH_DATA_NR];
};
struct bch_ioctl_fs_usage {
__u64 capacity;
__u64 used;
__u64 online_reserved;
__u64 persistent_reserved[BCH_REPLICAS_MAX];
__u64 sectors[BCH_DATA_NR][BCH_REPLICAS_MAX];
};
struct bch_ioctl_usage {
__u16 nr_devices;
__u16 pad[3];
struct bch_ioctl_fs_usage fs;
struct bch_ioctl_dev_usage devs[0];
};
struct bch_ioctl_read_super {
__u32 flags;
__u32 pad;
__u64 dev;
__u64 size;
__u64 sb;
};
struct bch_ioctl_disk_get_idx {
__u64 dev;
};
struct bch_ioctl_disk_resize {
__u32 flags;
__u32 pad;
__u64 dev;
__u64 nbuckets;
};
#endif /* _BCACHEFS_IOCTL_H */
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