On Tue, May 31, 2016 at 04:49:33PM +0800, Qu Wenruo wrote: > New convert has several bugs with backup superblock migration > > 1) Backup superblocks are not migrated due to bad judgement > Two wrong judgement cause backup superblocks are not migrated at all > > 2) Converted ext* image doesn't keep hole for backup superblocks > Since we are creating file extents according to tmp_used, which has > wiped out backup superblock ranges. > In that case, later superblock migration will fail, since migration > will insert file extent range into ext* image. > > Fix above bugs will make convert on ext2 image filled about 100M data > successful. > > Reported-by: Satoru Takeuchi <takeuchi_satoru@xxxxxxxxxxxxxx> > Signed-off-by: Qu Wenruo <quwenruo@xxxxxxxxxxxxxx> Please send the testcases or test images. Patch pplied. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
