diff options
Diffstat (limited to 'Manage.c')
| -rw-r--r-- | Manage.c | 13 |
1 files changed, 11 insertions, 2 deletions
@@ -188,6 +188,7 @@ int Manage_subdevs(char *devname, int fd, */ mdu_array_info_t array; mdu_disk_info_t disc; + unsigned long long array_size; mddev_dev_t dv, next = NULL; struct stat stb; int j, jnext = 0; @@ -202,6 +203,14 @@ int Manage_subdevs(char *devname, int fd, return 1; } + /* array.size is only 32 bit and may be truncated. + * So read from sysfs if possible, and record number of sectors + */ + + array_size = get_component_size(fd); + if (array_size <= 0) + array_size = array.size * 2; + tst = super_by_fd(fd); if (!tst) { fprintf(stderr, Name ": unsupport array - version %d.%d\n", @@ -337,7 +346,7 @@ int Manage_subdevs(char *devname, int fd, /* Make sure device is large enough */ if (tst->ss->avail_size(tst, ldsize/512) < - array.size) { + array_size) { fprintf(stderr, Name ": %s not large enough to join array\n", dv->devname); return 1; @@ -412,7 +421,7 @@ int Manage_subdevs(char *devname, int fd, /* non-persistent. Must ensure that new drive * is at least array.size big. */ - if (ldsize/512 < array.size) { + if (ldsize/512 < array_size) { fprintf(stderr, Name ": %s not large enough to join array\n", dv->devname); return 1; |