}
}
+int sysfs_open(int devnum, char *devname, char *attr)
+{
+ char fname[50];
+ char sys_name[16];
+ int fd;
+ if (devnum >= 0)
+ sprintf(sys_name, "md%d", devnum);
+ else
+ sprintf(sys_name, "md_d%d",
+ -1-devnum);
+
+ sprintf(fname, "/sys/block/%s/md/", sys_name);
+ if (devname) {
+ strcat(fname, devname);
+ strcat(fname, "/");
+ }
+ strcat(fname, attr);
+ fd = open(fname, O_RDWR);
+ if (fd < 0 && errno == -EACCES)
+ fd = open(fname, O_RDONLY);
+ return fd;
+}
+
struct mdinfo *sysfs_read(int fd, int devnum, unsigned long options)
{
/* Longest possible name in sysfs, mounted at /sys, is
char *dbase;
struct mdinfo *sra;
struct mdinfo *dev;
- DIR *dir;
+ DIR *dir = NULL;
struct dirent *de;
sra = malloc(sizeof(*sra));
goto abort;
sra->array.layout = strtoul(buf, NULL, 0);
}
+ if (options & GET_DISKS) {
+ strcpy(base, "raid_disks");
+ if (load_sys(fname, buf))
+ goto abort;
+ sra->array.raid_disks = strtoul(buf, NULL, 0);
+ }
if (options & GET_COMPONENT) {
strcpy(base, "component_size");
if (load_sys(fname, buf))
dev->errors = strtoul(buf, NULL, 0);
}
}
+ closedir(dir);
return sra;
abort:
+ if (dir)
+ closedir(dir);
sysfs_free(sra);
return NULL;
}
rv |= sysfs_set_num(sra, NULL, "chunk_size", info->array.chunk_size);
rv |= sysfs_set_num(sra, NULL, "layout", info->array.layout);
rv |= sysfs_set_num(sra, NULL, "component_size", info->component_size);
+ rv |= sysfs_set_num(sra, NULL, "resync_start", info->resync_start);
sra->array = info->array;
return rv;
}
-int sysfs_add_disk(struct mdinfo *sra, int fd, struct mdinfo *sd)
+int sysfs_add_disk(struct mdinfo *sra, struct mdinfo *sd)
{
char dv[100];
char nm[100];