On Tue, May 29, 2012 at 04:36:14PM -0700, Salman Qazi wrote: > We can't have references held on pages in the s_buddy_cache while we are > trying to truncate its pages and put the inode. All the pages must be > gone before we reach clear_inode. This can only be gauranteed if we > can prevent new users from grabbing references to s_buddy_cache's pages. > > The original bug can be reproduced and the bug fix can be verified by: > > while true; do mount -t ext4 /dev/ram0 /export/hda3/ram0; \ > umount /export/hda3/ram0; done & > > while true; do cat /proc/fs/ext4/ram0/mb_groups; done > > Signed-off-by: Salman Qazi <sqazi@xxxxxxxxxx> Applied, thanks. - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
