FILE *f;
struct mdstat_ent *all, *rv, **end, **insert_here;
char *line;
+ int fd;
if (hold && mdstat_fd != -1) {
lseek(mdstat_fd, 0L, 0);
- f = fdopen(dup(mdstat_fd), "r");
+ fd = dup(mdstat_fd);
+ if (fd >= 0)
+ f = fdopen(fd, "r");
+ else
+ return NULL;
} else
f = fopen("/proc/mdstat", "r");
if (f == NULL)
if (strncmp(w, "check", 5)==0)
ent->resync = 3;
- if (l > 8 && strcmp(w+l-8, "=DELAYED"))
- ent->percent = 0;
- if (l > 8 && strcmp(w+l-8, "=PENDING"))
- ent->percent = 0;
+ if (l > 8 && strcmp(w+l-8, "=DELAYED") == 0)
+ ent->percent = PROCESS_DELAYED;
+ if (l > 8 && strcmp(w+l-8, "=PENDING") == 0)
+ ent->percent = PROCESS_PENDING;
} else if (ent->percent == -1 &&
w[0] >= '0' &&
w[0] <= '9' &&
}
return NULL;
}
+
+struct mdstat_ent *mdstat_by_subdev(char *subdev, int container)
+{
+ struct mdstat_ent *mdstat = mdstat_read(0, 0);
+
+ while (mdstat) {
+ struct mdstat_ent *ent;
+ char *pos;
+ /* metadata version must match:
+ * external:[/-]md%d/%s
+ * where %d is 'container' and %s is 'subdev'
+ */
+ if (mdstat->metadata_version &&
+ strncmp(mdstat->metadata_version, "external:", 9) == 0 &&
+ strchr("/-", mdstat->metadata_version[9]) != NULL &&
+ strncmp(mdstat->metadata_version+10, "md", 2) == 0 &&
+ strtoul(mdstat->metadata_version+12, &pos, 10)
+ == (unsigned)container &&
+ pos > mdstat->metadata_version+12 &&
+ *pos == '/' &&
+ strcmp(pos+1, subdev) == 0
+ ) {
+ free_mdstat(mdstat->next);
+ mdstat->next = NULL;
+ return mdstat;
+ }
+ ent = mdstat;
+ mdstat = mdstat->next;
+ ent->next = NULL;
+ free_mdstat(ent);
+ }
+ return NULL;
+}