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https://github.com/koverstreet/bcachefs-tools.git
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c43d8cf683
Option to add multiple devices and remove single devices. bcacheadm add-devs --set=uuid <list of devices> bcacheadm rm-dev <dev> Change-Id: I4f0a287c02dfad76d8263554e455c408191ea7ba Signed-off-by: Jacob Malevich <jam@daterainc.com>
87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
/*
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* Author: Kent Overstreet <kmo@daterainc.com>
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*
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* GPLv2
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*/
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#ifndef _BCACHE_H
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#define _BCACHE_H
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#include <linux/bcache.h>
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#include <dirent.h>
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typedef __u8 u8;
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typedef __u16 u16;
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typedef __u32 u32;
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typedef __u64 u64;
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typedef __s8 s8;
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typedef __s16 s16;
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typedef __s32 s32;
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typedef __s64 s64;
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#define SB_START (SB_SECTOR * 512)
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#define MAX_PATH 256
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#define max(x, y) ({ \
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typeof(x) _max1 = (x); \
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typeof(y) _max2 = (y); \
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(void) (&_max1 == &_max2); \
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_max1 > _max2 ? _max1 : _max2; })
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struct add_msg {
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char *const *devs;
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char *uuid;
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int tier;
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};
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extern const char * const cache_state[];
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extern const char * const replacement_policies[];
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extern const char * const csum_types[];
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extern const char * const bdev_cache_mode[];
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extern const char * const bdev_state[];
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ssize_t read_string_list(const char *, const char * const[]);
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ssize_t read_string_list_or_die(const char *, const char * const[],
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const char *);
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void print_string_list(const char * const[], size_t);
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uint64_t bch_checksum(unsigned, const void *, size_t);
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uint64_t getblocks(int);
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uint64_t hatoi(const char *);
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unsigned hatoi_validate(const char *, const char *);
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void write_backingdev_sb(int, unsigned, unsigned *, bool, uint64_t,
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const char *, uuid_le);
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int dev_open(const char *, bool);
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void write_cache_sbs(int *, struct cache_sb *, unsigned, unsigned *, int);
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void next_cache_device(struct cache_sb *, unsigned, int, unsigned, bool);
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unsigned get_blocksize(const char *);
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long strtoul_or_die(const char *, size_t, const char *);
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void show_super_backingdev(struct cache_sb *, bool);
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void show_super_cache(struct cache_sb *, bool);
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struct cache_sb *query_dev(char *, bool, bool, bool, char *dev_uuid);
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char *list_cachesets(char *, bool);
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char *parse_array_to_list(char *const *);
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char *register_bcache(char *const *);
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char *unregister_bcache(char *const *);
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char *probe(char *, int);
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void sb_state(struct cache_sb *, char *);
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char *read_stat_dir(DIR *, char *, char *, bool);
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char *find_matching_uuid(char *, char *, const char*);
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char *add_devices(char *const *, char *);
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char *remove_device(const char *, bool);
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#define csum_set(i, type) \
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({ \
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void *start = ((void *) (i)) + sizeof(uint64_t); \
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void *end = bset_bkey_last(i); \
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\
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bch_checksum(type, start, end - start); \
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})
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#endif
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