/* Now reject spares that don't match domains of identified members */
for (tmpdev = devlist; tmpdev; tmpdev = tmpdev->next) {
- struct stat stb;
if (tmpdev->used != 3)
continue;
- if (stat(tmpdev->devname, &stb)< 0) {
- pr_err("fstat failed for %s: %s\n",
- tmpdev->devname, strerror(errno));
+ if (!stat_is_blkdev(tmpdev->devname, &rdev)) {
tmpdev->used = 2;
} else {
- struct dev_policy *pol = devid_policy(stb.st_rdev);
+ struct dev_policy *pol = devid_policy(rdev);
int dt = domain_test(domains, pol, NULL);
if (inargv && dt != 0)
/* take this spare as domains match
* cc = chunk size factor: 0==4k, 1==8k etc.
*/
int i;
- struct stat stb;
dev_t rdev;
int subdevs = 0, missing_disks = 0;
struct mddev_dev *dv;
missing_disks++;
continue;
}
- if (stat(dv->devname, &stb)) {
- pr_err("Cannot find %s: %s\n",
- dv->devname, strerror(errno));
- return 1;
- }
- if ((stb.st_mode & S_IFMT) != S_IFBLK) {
- pr_err("%s is not a block device.\n",
- dv->devname);
+ if (!stat_is_blkdev(dv->devname, NULL))
return 1;
- }
}
if (s->raiddisks != subdevs) {
if (strcmp("missing", dv->devname) == 0)
continue;
- if (stat(dv->devname, &stb)) {
- pr_err("Weird: %s has disappeared.\n",
- dv->devname);
+ if (!stat_is_blkdev(dv->devname, &rdev))
goto abort;
- }
- if ((stb.st_mode & S_IFMT)!= S_IFBLK) {
- pr_err("Weird: %s is no longer a block device.\n",
- dv->devname);
- goto abort;
- }
fd = open(dv->devname, O_RDONLY|O_EXCL);
if (fd < 0) {
pr_err("Cannot open %s: %s\n",
disk.state = (1<<MD_DISK_SYNC) | (1<<MD_DISK_ACTIVE);
if (dv->writemostly == FlagSet)
disk.state |= 1<<MD_DISK_WRITEMOSTLY;
- disk.major = major(stb.st_rdev);
- disk.minor = minor(stb.st_rdev);
+ disk.major = major(rdev);
+ disk.minor = minor(rdev);
if (ioctl(mdfd, ADD_NEW_DISK, &disk)) {
pr_err("ADD_NEW_DISK failed for %s: %s\n",
dv->devname, strerror(errno));
* - if number of OK devices match expected, or -R and there are enough,
* start the array (auto-readonly).
*/
- struct stat stb;
- dev_t rdev;
+ dev_t rdev, rdev2;
struct mdinfo info, dinfo;
struct mdinfo *sra = NULL, *d;
struct mddev_ident *match;
struct createinfo *ci = conf_get_create_info();
- if (stat(devname, &stb) < 0) {
- if (c->verbose >= 0)
- pr_err("stat failed for %s: %s.\n",
- devname, strerror(errno));
- return rv;
- }
- if ((stb.st_mode & S_IFMT) != S_IFBLK) {
- if (c->verbose >= 0)
- pr_err("%s is not a block device.\n",
- devname);
+ if (!stat_is_blkdev(devname, &rdev))
return rv;
- }
dfd = dev_open(devname, O_RDONLY);
if (dfd < 0) {
if (c->verbose >= 0)
if (!devlist) {
devlist = conf_get_devs();
for (;devlist; devlist = devlist->next) {
- struct stat st2;
- if (stat(devlist->devname, &st2) == 0 &&
- (st2.st_mode & S_IFMT) == S_IFBLK &&
- st2.st_rdev == stb.st_rdev)
+ if (stat_is_blkdev(devlist->devname, &rdev2) &&
+ rdev2 == rdev)
break;
}
}
*/
rdev = makedev(mj, mn);
} else {
- struct stat stb;
tfd = dev_open(dv->devname, O_RDONLY);
if (tfd >= 0) {
fstat_is_blkdev(tfd, dv->devname, &rdev);
close(tfd);
} else {
int open_err = errno;
- if (stat(dv->devname, &stb) != 0) {
- pr_err("Cannot find %s: %s\n",
- dv->devname, strerror(errno));
- goto abort;
- }
- if ((stb.st_mode & S_IFMT) != S_IFBLK) {
+ if (!stat_is_blkdev(dv->devname, &rdev)) {
if (dv->disposition == 'M')
/* non-fatal. Also improbable */
continue;
- pr_err("%s is not a block device.\n",
- dv->devname);
goto abort;
}
if (dv->disposition == 'r')
goto abort;
}
}
- rdev = stb.st_rdev;
}
switch(dv->disposition){
default:
/* Not really Monitor but ... */
int Wait(char *dev)
{
- struct stat stb;
char devnm[32];
- char *tmp;
int rv = 1;
int frozen_remaining = 3;
- if (stat(dev, &stb) != 0) {
- pr_err("Cannot find %s: %s\n", dev,
- strerror(errno));
+ if (!stat_is_blkdev(dev, NULL))
return 2;
- }
- tmp = stat2devnm(&stb);
- if (!tmp) {
- pr_err("%s is not a block device.\n", dev);
- return 2;
- }
- strcpy(devnm, tmp);
+ strcpy(devnm, dev);
while(1) {
struct mdstat_ent *ms = mdstat_read(1, 0);
int rv = 1;
char devnm[32];
+ if (!stat_is_blkdev(dev, NULL))
+ return 2;
fd = open(dev, O_RDONLY);
if (fd < 0) {
if (verbose)
unsigned long long freesize,
unsigned long long size);
extern int fstat_is_blkdev(int fd, char *devname, dev_t *rdev);
+extern int stat_is_blkdev(char *devname, dev_t *rdev);
extern int get_mdp_major(void);
extern int get_maj_min(char *dev, int *major, int *minor);
char *dev, unsigned long long *freesize,
int verbose)
{
- struct stat stb;
+ dev_t rdev;
struct ddf_super *ddf = st->sb;
struct dl *dl;
unsigned long long maxsize;
return 1;
}
/* This device must be a member of the set */
- if (stat(dev, &stb) < 0)
- return 0;
- if ((S_IFMT & stb.st_mode) != S_IFBLK)
+ if (!stat_is_blkdev(dev, NULL))
return 0;
for (dl = ddf->dlist ; dl ; dl = dl->next) {
- if (dl->major == (int)major(stb.st_rdev) &&
- dl->minor == (int)minor(stb.st_rdev))
+ if (dl->major == (int)major(rdev) &&
+ dl->minor == (int)minor(rdev))
break;
}
if (!dl) {
unsigned long long *freesize,
int verbose)
{
- struct stat stb;
+ dev_t rdev;
struct intel_super *super = st->sb;
struct imsm_super *mpb;
struct dl *dl;
}
/* This device must be a member of the set */
- if (stat(dev, &stb) < 0)
- return 0;
- if ((S_IFMT & stb.st_mode) != S_IFBLK)
+ if (!stat_is_blkdev(dev, &rdev))
return 0;
for (dl = super->disks ; dl ; dl = dl->next) {
- if (dl->major == (int)major(stb.st_rdev) &&
- dl->minor == (int)minor(stb.st_rdev))
+ if (dl->major == (int)major(rdev) &&
+ dl->minor == (int)minor(rdev))
break;
}
if (!dl) {
return 1;
}
+int stat_is_blkdev(char *devname, dev_t *rdev)
+{
+ struct stat stb;
+
+ if (stat(devname, &stb) != 0) {
+ pr_err("stat failed for %s: %s\n", devname, strerror(errno));
+ return 0;
+ }
+ if ((S_IFMT & stb.st_mode) != S_IFBLK) {
+ pr_err("%s is not a block device.\n", devname);
+ return 0;
+ }
+ if (rdev)
+ *rdev = stb.st_rdev;
+ return 1;
+}
+
int ask(char *mesg)
{
char *add = "";