From: Jeff Moyer <jmoyer@redhat.com> Date: Mon, 8 Sep 2008 13:48:52 -0400 Subject: [fs] check for device resize when rescanning partitions Message-id: x497i9mv88r.fsf@segfault.boston.devel.redhat.com O-Subject: [rhel5 patch 3/6 - v2] Check for device resize when rescanning partitions Bugzilla: 444964 RH-Acked-by: Josef Bacik <jbacik@redhat.com> RH-Acked-by: Eric Sandeen <sandeen@redhat.com> Check for device resize when rescanning partitions Check for device resize in the rescan_partitions() routine. If the device has been resized, the bdev size is set to match. The rescan_partitions() routine is called when opening the device and when calling the BLKRRPART ioctl. Signed-off-by: Andrew Patterson <andrew.patterson@hp.com> diff --git a/fs/partitions/check.c b/fs/partitions/check.c index d60d586..b8c4ab0 100644 --- a/fs/partitions/check.c +++ b/fs/partitions/check.c @@ -487,11 +487,12 @@ int rescan_partitions(struct gendisk *disk, struct block_device *bdev) res = invalidate_partition(disk, 0); if (res) return res; - bdev->bd_invalidated = 0; for (p = 1; p < disk->minors; p++) delete_partition(disk, p); if (disk->fops->revalidate_disk) disk->fops->revalidate_disk(disk); + check_disk_size_change(disk, bdev); + bdev->bd_invalidated = 0; if (!get_capacity(disk) || !(state = check_partition(disk, bdev))) return 0; if (IS_ERR(state)) /* I/O error reading the partition table */