diff options
Diffstat (limited to 'mdadm.h')
| -rw-r--r-- | mdadm.h | 63 |
1 files changed, 44 insertions, 19 deletions
@@ -129,12 +129,12 @@ extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence)); #if !defined(__KLIBC__) #if BYTE_ORDER == LITTLE_ENDIAN -#define __cpu_to_le16(_x) (_x) -#define __cpu_to_le32(_x) (_x) -#define __cpu_to_le64(_x) (_x) -#define __le16_to_cpu(_x) (_x) -#define __le32_to_cpu(_x) (_x) -#define __le64_to_cpu(_x) (_x) +#define __cpu_to_le16(_x) (unsigned int)(_x) +#define __cpu_to_le32(_x) (unsigned int)(_x) +#define __cpu_to_le64(_x) (unsigned long long)(_x) +#define __le16_to_cpu(_x) (unsigned int)(_x) +#define __le32_to_cpu(_x) (unsigned int)(_x) +#define __le64_to_cpu(_x) (unsigned long long)(_x) #define __cpu_to_be16(_x) bswap_16(_x) #define __cpu_to_be32(_x) bswap_32(_x) @@ -150,12 +150,12 @@ extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence)); #define __le32_to_cpu(_x) bswap_32(_x) #define __le64_to_cpu(_x) bswap_64(_x) -#define __cpu_to_be16(_x) (_x) -#define __cpu_to_be32(_x) (_x) -#define __cpu_to_be64(_x) (_x) -#define __be16_to_cpu(_x) (_x) -#define __be32_to_cpu(_x) (_x) -#define __be64_to_cpu(_x) (_x) +#define __cpu_to_be16(_x) (unsigned int)(_x) +#define __cpu_to_be32(_x) (unsigned int)(_x) +#define __cpu_to_be64(_x) (unsigned long long)(_x) +#define __be16_to_cpu(_x) (unsigned int)(_x) +#define __be32_to_cpu(_x) (unsigned int)(_x) +#define __be64_to_cpu(_x) (unsigned long long)(_x) #else # error "unknown endianness." #endif @@ -178,6 +178,8 @@ extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence)); (void) (&_max1 == &_max2); \ _max1 > _max2 ? _max1 : _max2; }) +#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) + /* general information that might be extracted from a superblock */ struct mdinfo { mdu_array_info_t array; @@ -256,6 +258,7 @@ struct createinfo { int mode; int symlinks; int names; + int bblist; struct supertype *supertype; }; @@ -309,6 +312,7 @@ enum special_options { Brief, ManageOpt, Add, + AddSpare, Remove, Fail, Replace, @@ -339,6 +343,7 @@ enum special_options { ExamineBB, Dump, Restore, + Action, }; enum prefix_standard { @@ -412,6 +417,7 @@ struct context { int freeze_reshape; char *backup_file; int invalid_backup; + char *action; }; struct shape { @@ -582,9 +588,12 @@ extern int reshape_open_backup_file(char *backup, long blocks, int *fdlist, unsigned long long *offsets, + char *sysfs_name, int restart); extern unsigned long compute_backup_blocks(int nchunk, int ochunk, unsigned int ndata, unsigned int odata); +extern char *locate_backup(char *name); +extern char *make_backup(char *name); extern int save_stripes(int *source, unsigned long long *offsets, int raid_disks, int chunk_size, int level, int layout, @@ -921,7 +930,10 @@ extern struct superswitch { void (*sync_metadata)(struct supertype *st); void (*process_update)(struct supertype *st, struct metadata_update *update); - void (*prepare_update)(struct supertype *st, + /* Prepare updates allocates extra memory that might be + * needed. If the update cannot be understood, return 0. + */ + int (*prepare_update)(struct supertype *st, struct metadata_update *update); /* activate_spare will check if the array is degraded and, if it @@ -952,6 +964,9 @@ extern struct superswitch { /* for external backup area */ int (*recover_backup)(struct supertype *st, struct mdinfo *info); + /* validate container after assemble */ + int (*validate_container)(struct mdinfo *info); + int swapuuid; /* true if uuid is bigending rather than hostendian */ int external; const char *name; /* canonical metadata name */ @@ -1169,7 +1184,7 @@ struct stat64; extern int add_dev(const char *name, const struct stat *stb, int flag, struct FTW *s); extern int Manage_ro(char *devname, int fd, int readonly); -extern int Manage_run(char *devname, int fd, int quiet); +extern int Manage_run(char *devname, int fd, struct context *c); extern int Manage_stop(char *devname, int fd, int quiet, int will_retry); extern int Manage_subdevs(char *devname, int fd, @@ -1187,13 +1202,13 @@ extern int Grow_restart(struct supertype *st, struct mdinfo *info, int *fdlist, int cnt, char *backup_file, int verbose); extern int Grow_continue(int mdfd, struct supertype *st, struct mdinfo *info, char *backup_file, - int freeze_reshape); + int forked, int freeze_reshape); extern int restore_backup(struct supertype *st, struct mdinfo *content, int working_disks, int spares, - char *backup_file, + char **backup_filep, int verbose); extern int Grow_continue_command(char *devname, int fd, char *backup_file, int verbose); @@ -1231,11 +1246,12 @@ extern int Kill_subarray(char *dev, char *subarray, int verbose); extern int Update_subarray(char *dev, char *subarray, char *update, struct mddev_ident *ident, int quiet); extern int Wait(char *dev); extern int WaitClean(char *dev, int sock, int verbose); +extern int SetAction(char *dev, char *action); -extern int Incremental(char *devname, struct context *c, +extern int Incremental(struct mddev_dev *devlist, struct context *c, struct supertype *st); extern void RebuildMap(void); -extern int IncrementalScan(int verbose, char *devnm); +extern int IncrementalScan(struct context *c, char *devnm); extern int IncrementalRemove(char *devname, char *path, int verbose); extern int CreateBitmap(char *filename, int force, char uuid[16], unsigned long chunksize, unsigned long daemon_sleep, @@ -1267,8 +1283,10 @@ extern int check_partitions(int fd, char *dname, unsigned long long size); extern int get_mdp_major(void); +extern int get_maj_min(char *dev, int *major, int *minor); extern int dev_open(char *dev, int flags); extern int open_dev(char *devnm); +extern void reopen_mddev(int mdfd); extern int open_dev_flags(char *devnm, int flags); extern int open_dev_excl(char *devnm); extern int is_standard(char *dev, int *nump); @@ -1328,7 +1346,11 @@ extern void append_metadata_update(struct supertype *st, void *buf, int len); extern int assemble_container_content(struct supertype *st, int mdfd, struct mdinfo *content, struct context *c, - char *chosen_name); + char *chosen_name, int *result); +#define INCR_NO 1 +#define INCR_UNSAFE 2 +#define INCR_ALREADY 4 +#define INCR_YES 8 extern struct mdinfo *container_choose_spares(struct supertype *st, unsigned long long min_size, struct domainlist *domlist, @@ -1451,6 +1473,9 @@ char *xstrdup(const char *str); #define LEVEL_CONTAINER (-100) #define LEVEL_UNSUPPORTED (-200) +/* the kernel does know about this one ... */ +#define LEVEL_NONE (-1000000) + /* faulty stuff */ #define WriteTransient 0 |