On Tue, Apr 24, 2018 at 12:48:05PM +0800, Qu Wenruo wrote: > This patchset can be fetched from github: > https://github.com/adam900710/linux/tree/write_time_sb_check > > We have 2 reports about corrupted btrfs super block, which has some garbage > in its super block, but otherwise it's completely fine and its csum even > matches. > > This means we develop memory corruption during btrfs mount time. > It's not clear whether it's caused by btrfs or some other kernel module, > but at least let's do write time verification to catch such corruption > early. > > Changelog: > v2: > Rename btrfs_check_super_valid() to btrfs_validate_super() suggested > by Nikolay and David. > > Qu Wenruo (4): > btrfs: Rename btrfs_check_super_valid() to btrfs_validate_super() > btrfs: Add incompat flags check for btrfs_check_super_valid() > btrfs: Add csum type check for btrfs_check_super_valid() > btrfs: Do super block verification before writing it to disk IIRC there were some comments about the overal structure of the checks, but I can't find V3 of the patchset. Can you please resend it or point me to it in case I missed it? Thanks. -- 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
