/*
* mdctl - manage Linux "md" devices aka RAID arrays.
*
- * Copyright (C) 2001 Neil Brown <neilb@cse.unsw.edu.au>
+ * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au>
*
*
* This program is free software; you can redistribute it and/or modify
int Create(char *mddev, int mdfd,
int chunk, int level, int layout, int size, int raiddisks, int sparedisks,
- int subdevs, char *subdev[],
+ int subdevs, mddev_dev_t devlist,
int runstop, int verbose, int force)
{
/*
* RUN_ARRAY
*/
int minsize, maxsize;
- int maxdisc= -1, mindisc = -1;
+ char *mindisc = NULL;
+ char *maxdisc = NULL;
int i;
+ mddev_dev_t dv;
int fail=0, warn=0;
struct stat stb;
int first_missing = MD_SB_DISKS*2;
fprintf(stderr, Name ": You have listed more disks (%d) than are in the array(%d)!\n", subdevs, raiddisks+sparedisks);
return 1;
}
- if (subdevs < raiddisks) {
+ if (subdevs < raiddisks+sparedisks) {
fprintf(stderr, Name ": You haven't given enough devices (real or missing) to create this array\n");
return 1;
}
/* now look at the subdevs */
array.active_disks = 0;
array.working_disks = 0;
- for (i=0; i<subdevs; i++) {
- char *dname = subdev[i];
+ for (dv=devlist; dv; dv=dv->next) {
+ char *dname = dv->devname;
int dsize, freesize;
int fd;
- if (strcasecmp(subdev[i], "missing")==0) {
+ if (strcasecmp(dname, "missing")==0) {
if (first_missing > i)
first_missing = i;
missing_disks ++;
close(fd);
continue;
}
- if (maxdisc< 0 || (maxdisc>=0 && freesize > maxsize)) {
- maxdisc = i;
+ if (maxdisc == NULL || (maxdisc && freesize > maxsize)) {
+ maxdisc = dname;
maxsize = freesize;
}
- if (mindisc < 0 || (mindisc >=0 && freesize < minsize)) {
- mindisc = i;
+ if (mindisc ==NULL || (mindisc && freesize < minsize)) {
+ mindisc = dname;
minsize = freesize;
}
warn |= check_ext2(fd, dname);
return 1;
}
if (size == 0) {
- if (mindisc == -1) {
+ if (mindisc == NULL) {
fprintf(stderr, Name ": no size and no drives given - aborting create.\n");
return 1;
}
}
if ((maxsize-size)*100 > maxsize) {
fprintf(stderr, Name ": largest drive (%s) exceed size (%dK) by more than 1%\n",
- subdev[maxdisc], size);
+ maxdisc, size);
warn = 1;
}
return 1;
}
- for (i=0; i<subdevs; i++) {
+ for (i=0, dv = devlist ; dv ; dv=dv->next, i++) {
int fd;
struct stat stb;
mdu_disk_info_t disk;
disk.state = 6; /* active and in sync */
else
disk.state = 0;
- if (strcasecmp(subdev[i], "missing")==0) {
+ if (strcasecmp(dv->devname, "missing")==0) {
disk.major = 0;
disk.minor = 0;
disk.state = 1; /* faulty */
} else {
- fd = open(subdev[i], O_RDONLY, 0);
+ fd = open(dv->devname, O_RDONLY, 0);
if (fd < 0) {
fprintf(stderr, Name ": failed to open %s after earlier success - aborting\n",
- subdev[i]);
+ dv->devname);
return 1;
}
fstat(fd, &stb);
}
if (ioctl(mdfd, ADD_NEW_DISK, &disk)) {
fprintf(stderr, Name ": ADD_NEW_DISK for %s failed: %s\n",
- subdev[i], strerror(errno));
+ dv->devname, strerror(errno));
return 1;
}
}