Re: kernel BUG at fs/btrfs/extent-tree.c:6185!

2013-02-03 Thread Jan Steffens
On Sun, Feb 3, 2013 at 1:19 PM, Radek Machulka radek.machu...@gmail.com wrote: Hi guys, my computer suddenly failed to boot. It seams that it is unable to mount /home which is btrfs. Here are the messages I get during the boot (the relevant part; hopefully): Feb 02 13:59:58 Edge kernel:

Is it possible to use send receive features to clone the btrfs partition efficiently (including all snapshots inside)?

2013-02-03 Thread Adam Ryczkowski
It is very difficult for me to find any good documentation on send receive commands. Event the most recent btrfs progs man page (accessed from git today) says nothing. I want to migrate data (including numerous read only snaphots) from linux-raid - based storage into a native raid btrfs. I

Re: [BTRFS-PROGS][PATCH] remove __attribute_const__ from raid6.c

2013-02-03 Thread Eric Sandeen
On 2/2/13 2:13 PM, Goffredo Baroncelli wrote: Hi all, I am playing with the new branch raid56-experimental. Unfortunately I was not able to compile the btrfs-progs tools because my gcc was unable to find '__attribute_const__': [...] raid6.c:48:1: error: unknown type name

Re: [BTRFS-PROGS][PATCH] remove __attribute_const__ from raid6.c

2013-02-03 Thread Eric Sandeen
On 2/3/13 9:56 AM, Eric Sandeen wrote: On 2/2/13 2:13 PM, Goffredo Baroncelli wrote: Hi all, I am playing with the new branch raid56-experimental. Unfortunately I was not able to compile the btrfs-progs tools because my gcc was unable to find '__attribute_const__': [...] raid6.c:48:1:

Re: experimental raid5/6 code in git

2013-02-03 Thread Hendrik Friedel
Hi Chris, I've been keen for raid5/6 in btrfs since I heard of it. I cannot give you any feedback, but I'd like to take the opportunity to thank you -and all contributors (thinking of David for the raid) for your work. Regards, Hendrik -- To unsubscribe from this list: send the line

[PATCH] btrfs-progs: include kerncompat.h in raid6.c, define __attribute_const__

2013-02-03 Thread Eric Sandeen
raid6.c was failing to build for Goffredo and me due to __attribute_const__ being undefined. Define it in kerncompat.h and include that; this also makes sure BITS_PER_LONG is defined for raid6.c, prior to this it was not defined, at least in my build. Finally, redefine BITS_PER_LONG in a way

Re: [PATCH] btrfs-progs: include kerncompat.h in raid6.c, define __attribute_const__

2013-02-03 Thread Chris Mason
On Sun, Feb 03, 2013 at 10:34:27AM -0700, Eric Sandeen wrote: raid6.c was failing to build for Goffredo and me due to __attribute_const__ being undefined. Thanks, I've pushed this along with an extra #ifndef into the raid56 experimental branch. -chris -- To unsubscribe from this list: send the

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2013-02-03 Thread Michael Raskin
I have an btrfs-image of corrupted BtrFS partition After btrfsck --repair, mount failed with segfault both before and after No subvolumes http://dev.mccme.ru/~raskin/btrfs.corruption.img.gz [ 41.169414] device label home-corrupted devid 1 transid 398696 /dev/sda [ 41.170974] btrfs: disk

Re: Btrfs snapshot test case failed and crashed GUI

2013-02-03 Thread Eric Sandeen
On 2/2/13 9:16 AM, praneeth u wrote: I have used opensuse12.2 GNOME Execution procedure i followed. 1) Cloned xfstests and xfsprogs in to xfs_playground, then used commands, make and make install-qa 2) set environment variables, SCRATCH_DEV_POOL/dev/sda8 /dev/sda9 /dev/sda10 export

kernel BUG at fs/btrfs/extent-tree.c:1772

2013-02-03 Thread Piotr Pawłow
Hello, 1 week ago I bought a new 2TB hard drive, created 1 partition on the whole disk, and created root and swap LVM volumes on it. I formatted root to btrfs with default options, except meta-data profile which I set to single. I copied all my data to it and unplugged my old hard drives. It

Re: Is it possible to use send receive features to clone the btrfs partition efficiently (including all snapshots inside)?

2013-02-03 Thread Chen Yang
It is very difficult for me to find any good documentation on send receive commands. Event the most recent btrfs progs man page (accessed from git today) says nothing. I want to migrate data (including numerous read only snaphots) from linux-raid - based storage into a native raid

Re: Btrfs snapshot test case failed and crashed GUI

2013-02-03 Thread praneeth u
Root fs is ext4. Error after rebooting system is, Welcome to emergency mode, use systemctl default for default mode (ONLY ROOT CAN LOG IN) only sda is system disk. other disks sdb, sdc, sdd, sde and sdf are 1gb each and formated as btrfs and mounted in home directory. Is mounting in home

Re: [BUG] kernel BUG at fs/btrfs/async-thread.c:605!

2013-02-03 Thread Miao Xie
Hi, Eric I want to send out my fix patch, but Could I add your Signed-off-by? because you found the key to solving the problem. Thanks Miao On Fri, 01 Feb 2013 14:53:09 +0900, Tsutomu Itoh wrote: Can you please explain similar problems, Miao? Before missing device check, there are several

Re: Btrfs snapshot test case failed and crashed GUI

2013-02-03 Thread Eric Sandeen
On Feb 3, 2013, at 8:37 PM, praneeth u praneeth...@gmail.com wrote: Root fs is ext4. Error after rebooting system is, Welcome to emergency mode, use systemctl default for default mode (ONLY ROOT CAN LOG IN) only sda is system disk. And you used at least some of sda for test, too. Did it

Re: kernel BUG at fs/btrfs/extent-tree.c:6185!

2013-02-03 Thread Jérôme Poulin
I was however able to save my data with btrfs-restore command (it boots into some systemd emergency shell or I can use recovery cd). I tried to mount it manually and after no success (the mount command does not end) mount it with -o recovery option, but it does not do anything nether (well the

Re: kernel BUG at fs/btrfs/extent-tree.c:1755 (was: 1772)

2013-02-03 Thread Piotr Pawłow
I also tried for-linus branch, looks like the same problem: # mount /dev/hdb -odevice=/dev/hdc /mnt/test device label root devid 2 transid 56098 /dev/hdc device label root devid 1 transid 56098 /dev/hdb btrfs: disk space caching is enabled [ cut here ] WARNING: at