#define DEFAULT_BITMAP_DELAY 5
#define DEFAULT_MAX_WRITE_BEHIND 256
+#define VAR_RUN "/var/run/mdadm"
+/* ALT_RUN should be somewhere that persists across the pivotroot
+ * from early boot to late boot.
+ * If you don't have /lib/init/rw you might want to use /dev/.something
+ */
+#ifndef ALT_RUN
+#define ALT_RUN "/lib/init/rw/mdadm"
+#endif /* ALT_RUN */
+
#include "md_u.h"
#include "md_p.h"
#include "bitmap.h"
#endif /* __KLIBC__ */
+/*
+ * min()/max()/clamp() macros that also do
+ * strict type-checking.. See the
+ * "unnecessary" pointer comparison.
+ */
+#define min(x, y) ({ \
+ typeof(x) _min1 = (x); \
+ typeof(y) _min2 = (y); \
+ (void) (&_min1 == &_min2); \
+ _min1 < _min2 ? _min1 : _min2; })
+
+#define max(x, y) ({ \
+ typeof(x) _max1 = (x); \
+ typeof(y) _max2 = (y); \
+ (void) (&_max1 == &_max2); \
+ _max1 > _max2 ? _max1 : _max2; })
/* general information that might be extracted from a superblock */
struct mdinfo {
*/
int reshape_active;
unsigned long long reshape_progress;
- unsigned long long resync_start;
+ union {
+ unsigned long long resync_start; /* per-array resync position */
+ unsigned long long recovery_start; /* per-device rebuild position */
+ #define MaxSector (~0ULL) /* resync/recovery complete position */
+ };
unsigned long safe_mode_delay; /* ms delay to mark clean */
int new_level, delta_disks, new_layout, new_chunk;
int errors;
struct mdinfo *next;
/* Device info for mdmon: */
+ int recovery_fd;
int state_fd;
#define DS_FAULTY 1
#define DS_INSYNC 2
char *member; /* subarray within a container */
struct mddev_ident_s *next;
+ union {
+ /* fields needed by different users of this structure */
+ int assembled; /* set when assembly succeeds */
+ };
} *mddev_ident_t;
/* List of device names - wildcards expanded */
char *name, char *val, int size);
extern int sysfs_set_safemode(struct mdinfo *sra, unsigned long ms);
extern int sysfs_set_array(struct mdinfo *info, int vers);
-extern int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd,
- int in_sync);
+extern int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd, int resume);
extern int sysfs_disk_to_scsi_id(int fd, __u32 *id);
extern int sysfs_unique_holder(int devnum, long rdev);
extern int load_sys(char *path, char *buf);
int period, int daemonise, int scan, int oneshot,
int dosyslog, int test, char *pidfile, int increments);
-extern int Kill(char *dev, int force, int quiet, int noexcl);
+extern int Kill(char *dev, struct supertype *st, int force, int quiet, int noexcl);
extern int Wait(char *dev);
extern int WaitClean(char *dev, int sock, int verbose);
extern int check_ext2(int fd, char *name);
extern int check_reiser(int fd, char *name);
extern int check_raid(int fd, char *name);
+extern int check_partitions(int fd, char *dname, unsigned long long freesize);
extern int get_mdp_major(void);
extern int dev_open(char *dev, int flags);
extern int add_disk(int mdfd, struct supertype *st,
struct mdinfo *sra, struct mdinfo *info);
extern int set_array_info(int mdfd, struct supertype *st, struct mdinfo *info);
+unsigned long long min_recovery_start(struct mdinfo *array);
extern char *human_size(long long bytes);
extern char *human_size_brief(long long bytes);
extern int open_mddev(char *dev, int report_errors);
extern int open_container(int fd);
+extern char *pid_dir;
extern int mdmon_running(int devnum);
-extern int signal_mdmon(int devnum);
+extern int mdmon_pid(int devnum);
extern int check_env(char *name);
extern __u32 random32(void);
extern int start_mdmon(int devnum);
#define ALGORITHM_PARITY_0_6 20
#define ALGORITHM_PARITY_N_6 ALGORITHM_PARITY_N
+/* Define PATH_MAX in case we don't use glibc or standard library does
+ * not have PATH_MAX defined. Assume max path length is 4K characters.
+ */
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
+