diff options
Diffstat (limited to 'mdadm.h')
| -rw-r--r-- | mdadm.h | 56 |
1 files changed, 30 insertions, 26 deletions
@@ -100,6 +100,11 @@ struct dlm_lksb { #define DEFAULT_BITMAP_DELAY 5 #define DEFAULT_MAX_WRITE_BEHIND 256 +#ifndef DEV_DIR +#define DEV_DIR "/dev/" +#define DEV_DIR_LEN (sizeof(DEV_DIR) - 1) +#endif /* DEV_DIR */ + /* DEV_NUM_PREF is a subpath to numbered MD devices, e.g. /dev/md1 or directory name. * DEV_NUM_PREF_LEN is a length with Null byte excluded. */ @@ -161,6 +166,7 @@ struct dlm_lksb { #include "md_p.h" #include "bitmap.h" #include "msg.h" +#include "mdadm_status.h" #include <endian.h> /* Redhat don't like to #include <asm/byteorder.h>, and @@ -408,8 +414,15 @@ struct mdinfo { #define DS_BLOCKED 16 #define DS_REMOVE 1024 #define DS_UNBLOCK 2048 + #define DS_EXTERNAL_BB 4096 int prev_state, curr_state, next_state; + /* If set by monitor, managemon needs to remove faulty device */ + bool man_disk_to_remove : 1; + + /* Managemon cannot close descriptors if monitor is using them for select() */ + bool mon_descriptors_not_used : 1; + /* info read from sysfs */ enum { ARRAY_CLEAR, @@ -444,12 +457,6 @@ struct spare_criteria { struct dev_policy *pols; }; -typedef enum mdadm_status { - MDADM_STATUS_SUCCESS = 0, - MDADM_STATUS_ERROR, - MDADM_STATUS_UNDEF, -} mdadm_status_t; - enum mode { ASSEMBLE=1, BUILD, @@ -463,10 +470,8 @@ enum mode { mode_count }; -extern char short_options[]; -extern char short_monitor_options[]; -extern char short_bitmap_options[]; -extern char short_bitmap_auto_options[]; +extern char short_opts[], short_monitor_opts[], short_bitmap_opts[], short_bitmap_auto_opts[]; + extern struct option long_options[]; extern char Version[], Usage[], Help[], OptionHelp[], *mode_help[], @@ -634,7 +639,6 @@ struct mddev_ident { int raid_disks; int spare_disks; struct supertype *st; - int autof; /* 1 for normal, 2 for partitioned */ char *spare_group; char *bitmap_file; int bitmap_fd; @@ -669,7 +673,6 @@ struct context { enum update_opt update; int scan; int SparcAdjust; - int autof; int delay; int freeze_reshape; char *backup_file; @@ -743,8 +746,12 @@ extern int mdstat_wait(int seconds); extern void mdstat_wait_fd(int fd, const sigset_t *sigmask); extern int mddev_busy(char *devnm); extern struct mdstat_ent *mdstat_by_component(char *name); +extern struct mdstat_ent *mdstat_find_by_member_name(struct mdstat_ent *mdstat, char *member_devnm); extern struct mdstat_ent *mdstat_by_subdev(char *subdev, char *container); +extern bool is_mdstat_ent_external(struct mdstat_ent *ent); +extern bool is_mdstat_ent_subarray(struct mdstat_ent *ent); + struct map_ent { struct map_ent *next; char devnm[32]; @@ -794,15 +801,17 @@ enum sysfs_read_flags { #define SYSFS_MAX_BUF_SIZE 64 +extern mdadm_status_t sysfs_write_descriptor(const int fd, const char *value, + const ssize_t len, int *errno_p); +extern mdadm_status_t write_attr(const char *value, const int fd); extern void sysfs_get_container_devnm(struct mdinfo *mdi, char *buf); -/* If fd >= 0, get the array it is open on, - * else use devnm. - */ extern int sysfs_open(char *devnm, char *devname, char *attr); +extern int sysfs_open_memb_attr(char *array_devnm, char *memb_devnm, char *attr, int oflag); extern int sysfs_init(struct mdinfo *mdi, int fd, char *devnm); extern void sysfs_init_dev(struct mdinfo *mdi, dev_t devid); extern void sysfs_free(struct mdinfo *sra); + extern struct mdinfo *sysfs_read(int fd, char *devnm, unsigned long options); extern int sysfs_attr_match(const char *attr, const char *str); extern int sysfs_match_word(const char *word, char **list); @@ -1597,7 +1606,7 @@ extern int Incremental(struct mddev_dev *devlist, struct context *c, struct supertype *st); extern void RebuildMap(void); extern int IncrementalScan(struct context *c, char *devnm); -extern int IncrementalRemove(char *devname, char *path, int verbose); +extern int Incremental_remove(char *devname, char *path, int verbose); extern int CreateBitmap(char *filename, int force, char uuid[16], unsigned long chunksize, unsigned long daemon_sleep, unsigned long write_behind, @@ -1749,8 +1758,6 @@ extern char *human_size(long long bytes); extern char *human_size_brief(long long bytes, int prefix); extern void print_r10_layout(int layout); -extern char *find_free_devnm(int use_partitions); - extern void put_md_name(char *name); extern char *devid2kname(dev_t devid); extern char *devid2devnm(dev_t devid); @@ -1759,8 +1766,7 @@ extern char *get_md_name(char *devnm); extern char DefaultConfFile[]; -extern int create_mddev(char *dev, char *name, int autof, int trustworthy, - char *chosen, int block_udev); +extern int create_mddev(char *dev, char *name, int trustworthy, char *chosen, int block_udev); /* values for 'trustworthy' */ #define LOCAL 1 #define LOCAL_ANY 10 @@ -1771,7 +1777,7 @@ extern int is_mddev(char *dev); extern int open_container(int fd); extern int metadata_container_matches(char *metadata, char *devnm); extern int metadata_subdev_matches(char *metadata, char *devnm); -extern int is_container_member(struct mdstat_ent *ent, char *devname); +extern bool is_container_member(struct mdstat_ent *ent, char *devname); extern int is_subarray_active(char *subarray, char *devname); extern int open_subarray(char *dev, char *subarray, struct supertype *st, int quiet); extern struct superswitch *version_to_superswitch(char *vers); @@ -1925,11 +1931,6 @@ static inline int xasprintf(char **strp, const char *fmt, ...) { #define pr_vrb(fmt, arg...) ((void)(verbose && pr_err(fmt, ##arg))) -void *xmalloc(size_t len); -void *xrealloc(void *ptr, size_t len); -void *xcalloc(size_t num, size_t size); -char *xstrdup(const char *str); - #define LEVEL_MULTIPATH (-4) #define LEVEL_LINEAR (-1) #define LEVEL_FAULTY (-5) @@ -2021,6 +2022,9 @@ enum r0layout { #define PATH_MAX 4096 #endif +/* The max string length necessary for decimal conversion, cannot be longer than count of bits */ +#define INT_2_DEC_STR_MAX (sizeof(int) * 8) + #define RESYNC_NONE -1 #define RESYNC_DELAYED -2 #define RESYNC_PENDING -3 |