Re: kernel BUG at fs/btrfs/extent-tree.c:5038 (linux 3.4.7)

2012-08-05 Thread Chris Samuel
On 08/04/2012 08:41 AM, Olivier Bonvalet wrote: Is there something I can do to fix that ? (the mount option "recovery" didn't help here) I've seen someone (perhaps Marc Merlin) report that the 3.5.x kernel was able to mount a filesystem that 3.4.x couldn't, so it might be worth a shot here! B

Re: [PATCH] Btrfs-progs: enhance btrfs subvol list to show read-only snapshots

2012-08-05 Thread Goffredo Baroncelli
Hi Bo, On 08/02/2012 12:13 PM, zhoubo wrote: > From: Zhou Bo > > This patch enhances btrfs subvol list to show read-only snapshots. > You can use the -r option showing read-only snapshots, for example: > btrfs subvolume list -r Please elaborate this sentence: if I read correctly your code, the

Re: [PATCH] Btrfs: barrier before waitqueue_active

2012-08-05 Thread Arne Jansen
On 08/03/2012 04:43 PM, Mitch Harder wrote: > On Wed, Aug 1, 2012 at 7:21 PM, Mitch Harder > wrote: >> On Wed, Aug 1, 2012 at 3:25 PM, Josef Bacik wrote: >>> We need an smb_mb() before waitqueue_active to avoid missing wakeups. >>> Before Mitch was hitting a deadlock between the ordered flushers

filesystem show still has stale filesystem

2012-08-05 Thread Florian Lindner
Hello, I was playing with btrfs and accidentally formatted the disk directly (/dev/sdb instead of sdb1). Since then I rewrote the GPT partition table, recreated the partition and ran btrfs device scan. Still, btrfs filesystem show prints: root@horus /mnt # btrfs fi sh --all-devices failed to read

Re: filesystem show still has stale filesystem

2012-08-05 Thread Helmut Hullen
Hallo, Florian, Du meintest am 05.08.12: > I was playing with btrfs and accidentally formatted the disk directly > (/dev/sdb instead of sdb1). Since then I rewrote the GPT partition > table, recreated the partition and ran btrfs device scan. Still, > btrfs filesystem show prints: > root@horus /m

Re: filesystem show still has stale filesystem

2012-08-05 Thread Martin Steigerwald
Am Sonntag, 5. August 2012 schrieb Florian Lindner: > Hello, Hi Florian, > I was playing with btrfs and accidentally formatted the disk directly > (/dev/sdb instead of sdb1). Since then I rewrote the GPT partition > table, recreated the partition and ran btrfs device scan. Still, btrfs > filesyst

Re: filesystem show still has stale filesystem

2012-08-05 Thread Martin Steigerwald
Am Sonntag, 5. August 2012 schrieb Florian Lindner: > Hello, Hi Florian, > I was playing with btrfs and accidentally formatted the disk directly > (/dev/sdb instead of sdb1). Since then I rewrote the GPT partition > table, recreated the partition and ran btrfs device scan. Still, btrfs > filesyst

Re: kernel BUG at fs/btrfs/extent-tree.c:5038 (linux 3.4.7)

2012-08-05 Thread Olivier Bonvalet
On 05/08/2012 10:57, Chris Samuel wrote: > On 08/04/2012 08:41 AM, Olivier Bonvalet wrote: > >> Is there something I can do to fix that ? (the mount >> option "recovery" didn't help here) > > I've seen someone (perhaps Marc Merlin) report that the > 3.5.x kernel was able to mount a filesystem tha