Support 'bitmap=' in mdadm.conf for auto-assembling arrays with write-intent bitmaps...

[thirdparty/mdadm.git] / mdadm.h

diff --git a/mdadm.h b/mdadm.h
index 61d0469c456907b015cdd9d55e9ca0aac56bd21f..74672f7c683b201f6f1f65c1b20f8b798c4022fb 100644 (file)
--- a/mdadm.h
+++ b/mdadm.h
@@ -91,6 +91,12 @@ struct mdinfo {
        mdu_disk_info_t         disk;
        __u64                   events;
        int                     uuid[4];
+       char                    name[33];
+       unsigned long long      data_offset;
+       unsigned long long      component_size;
+       int                     reshape_active;
+       unsigned long long      reshape_progress;
+       int                     new_level, delta_disks, new_layout, new_chunk;
 };
 
 #define Name "mdadm"
@@ -141,6 +147,7 @@ typedef struct mddev_ident_s {
        struct supertype *st;
        int     autof;          /* 1 for normal, 2 for partitioned */
        char    *spare_group;
+       char    *bitmap_file;
        int     bitmap_fd;
 
        struct mddev_ident_s *next;
@@ -225,6 +232,10 @@ extern int save_stripes(int *source, unsigned long long *offsets,
                        int raid_disks, int chunk_size, int level, int layout,
                        int nwrites, int *dest,
                        unsigned long long start, unsigned long long length);
+extern int restore_stripes(int *dest, unsigned long long *offsets,
+                          int raid_disks, int chunk_size, int level, int layout,
+                          int source, unsigned long long read_offset,
+                          unsigned long long start, unsigned long long length);
 
 #ifndef Sendmail
 #define Sendmail "/usr/lib/sendmail -t"
@@ -236,7 +247,7 @@ extern char *map_num(mapping_t *map, int num);
 extern int map_name(mapping_t *map, char *name);
 extern mapping_t r5layout[], pers[], modes[], faultylayout[];
 
-extern char *map_dev(int major, int minor);
+extern char *map_dev(int major, int minor, int create);
 
 
 extern struct superswitch {
@@ -245,7 +256,7 @@ extern struct superswitch {
        void (*detail_super)(void *sbv);
        void (*brief_detail_super)(void *sbv);
        void (*uuid_from_super)(int uuid[4], void *sbv);
-       void (*getinfo_super)(struct mdinfo *info, mddev_ident_t ident, void *sbv);
+       void (*getinfo_super)(struct mdinfo *info, void *sbv);
        int (*update_super)(struct mdinfo *info, void *sbv, char *update, char *devname, int verbose);
        __u64 (*event_super)(void *sbv);
        int (*init_super)(struct supertype *st, void **sbp, mdu_array_info_t *info, unsigned long long size, char *name);
@@ -299,15 +310,17 @@ extern int Manage_subdevs(char *devname, int fd,
                          mddev_dev_t devlist, int verbose);
 extern int Grow_Add_device(char *devname, int fd, char *newdev);
 extern int Grow_addbitmap(char *devname, int fd, char *file, int chunk, int delay, int write_behind, int force);
-extern int Grow_reshape(char *devname, int fd, int quiet,
+extern int Grow_reshape(char *devname, int fd, int quiet, char *backup_file,
                        long long size,
                        int level, int layout, int chunksize, int raid_disks);
+extern int Grow_restart(struct supertype *st, struct mdinfo *info,
+                       int *fdlist, int cnt, char *backup_file);
 
 
 extern int Assemble(struct supertype *st, char *mddev, int mdfd,
                    mddev_ident_t ident,
                    char *conffile,
-                   mddev_dev_t devlist,
+                   mddev_dev_t devlist, char *backup_file,
                    int readonly, int runstop,
                    char *update,
                    int verbose, int force);
@@ -334,7 +347,7 @@ extern int Monitor(mddev_dev_t devlist,
                   int period, int daemonise, int scan, int oneshot,
                   int dosyslog, char *config, int test, char *pidfile);
 
-extern int Kill(char *dev, int force);
+extern int Kill(char *dev, int force, int quiet);
 
 extern int CreateBitmap(char *filename, int force, char uuid[16],
                        unsigned long chunksize, unsigned long daemon_sleep,