On Sat, 16 Feb 2013 14:47:45 +0800, Liu Bo wrote:
What about this patch(UNTESTED)?
thanks,
liubo
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ca7ace7..dac9d4b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4142,9 +4142,14 @@ static void inode_tree_del(struct inode
On Mon, Feb 18, 2013 at 05:53:50PM +0100, Stefan Behrens wrote:
On Sat, 16 Feb 2013 14:47:45 +0800, Liu Bo wrote:
What about this patch(UNTESTED)?
thanks,
liubo
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ca7ace7..dac9d4b 100644
--- a/fs/btrfs/inode.c
+++
On Mon, Jan 28, 2013 at 05:55:57PM +0100, Stefan Behrens wrote:
[CC list reduced (my initial statement was that such dead_list
corruptions happen without the snapshot-aware defrag patch, by now the
contents is not related to the snapshot-aware defrag patch anymore)]
[...]
No, this did not
[CC list reduced (my initial statement was that such dead_list
corruptions happen without the snapshot-aware defrag patch, by now the
contents is not related to the snapshot-aware defrag patch anymore)]
On Sun, 27 Jan 2013 21:19:53 +0800, Liu Bo wrote:
On Fri, Jan 25, 2013 at 04:40:28PM +0100,
On Fri, Jan 25, 2013 at 12:16:29PM -0600, Mitch Harder wrote:
[...]
I've changed up my reproducer to try some things that may hit the
issue quicker and more reliably.
It gave me a slightly different set of warnings in dmesg, which seem
to suggest issues in the dead_root list.
On Sun, Jan 27, 2013 at 6:41 AM, Liu Bo bo.li@oracle.com wrote:
Hi Mitch,
Many thanks for testing it!
Well, after some debugging, I finally figure out the whys:
(1) btrfs_ioctl_snap_destroy() will free the inode of snapshot and set
root's refs to zero(btrfs_set_root_refs()), if this
On Sun, Jan 27, 2013 at 11:20:41PM -0600, Mitch Harder wrote:
On Sun, Jan 27, 2013 at 6:41 AM, Liu Bo bo.li@oracle.com wrote:
Hi Mitch,
Many thanks for testing it!
Well, after some debugging, I finally figure out the whys:
(1) btrfs_ioctl_snap_destroy() will free the inode of
On Wed, Jan 23, 2013 at 6:52 PM, Liu Bo bo.li@oracle.com wrote:
On Wed, Jan 23, 2013 at 10:05:04AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 1:51 AM, Liu Bo bo.li@oracle.com wrote:
On Tue, Jan 22, 2013 at 11:41:19AM -0600, Mitch Harder wrote:
On Thu, Jan 17, 2013 at 8:42 AM,
On Fri, 25 Jan 2013 08:55:58 -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 6:52 PM, Liu Bo bo.li@oracle.com wrote:
On Wed, Jan 23, 2013 at 10:05:04AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 1:51 AM, Liu Bo bo.li@oracle.com wrote:
On Tue, Jan 22, 2013 at 11:41:19AM
On Fri, Jan 25, 2013 at 08:55:58AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 6:52 PM, Liu Bo bo.li@oracle.com wrote:
On Wed, Jan 23, 2013 at 10:05:04AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 1:51 AM, Liu Bo bo.li@oracle.com wrote:
On Tue, Jan 22, 2013 at
On Fri, Jan 25, 2013 at 9:42 AM, Liu Bo bo.li@oracle.com wrote:
On Fri, Jan 25, 2013 at 08:55:58AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 6:52 PM, Liu Bo bo.li@oracle.com wrote:
On Wed, Jan 23, 2013 at 10:05:04AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 1:51 AM,
On Wed, Jan 23, 2013 at 1:51 AM, Liu Bo bo.li@oracle.com wrote:
On Tue, Jan 22, 2013 at 11:41:19AM -0600, Mitch Harder wrote:
On Thu, Jan 17, 2013 at 8:42 AM, Mitch Harder
mitch.har...@sabayonlinux.org wrote:
On Wed, Jan 16, 2013 at 6:36 AM, Liu Bo bo.li@oracle.com wrote:
This comes
On Wed, Jan 23, 2013 at 10:05:04AM -0600, Mitch Harder wrote:
On Wed, Jan 23, 2013 at 1:51 AM, Liu Bo bo.li@oracle.com wrote:
On Tue, Jan 22, 2013 at 11:41:19AM -0600, Mitch Harder wrote:
On Thu, Jan 17, 2013 at 8:42 AM, Mitch Harder
mitch.har...@sabayonlinux.org wrote:
On Wed, Jan
On Thu, Jan 17, 2013 at 8:42 AM, Mitch Harder
mitch.har...@sabayonlinux.org wrote:
On Wed, Jan 16, 2013 at 6:36 AM, Liu Bo bo.li@oracle.com wrote:
This comes from one of btrfs's project ideas,
As we defragment files, we break any sharing from other snapshots.
The balancing code will
On Tue, Jan 22, 2013 at 11:41:19AM -0600, Mitch Harder wrote:
On Thu, Jan 17, 2013 at 8:42 AM, Mitch Harder
mitch.har...@sabayonlinux.org wrote:
On Wed, Jan 16, 2013 at 6:36 AM, Liu Bo bo.li@oracle.com wrote:
This comes from one of btrfs's project ideas,
As we defragment files, we
On Thu, Jan 17, 2013 at 08:42:46AM -0600, Mitch Harder wrote:
[16028.160002] RAX: dead00200200 RBX: 8800 RCX:
00018e20
[16028.160002] RDX: dead00100100 RSI: 001b RDI:
001b
RAX: dead00200200
RDX: dead00100100
list_head poisons to
On Thu, Jan 17, 2013 at 08:42:46AM -0600, Mitch Harder wrote:
On Wed, Jan 16, 2013 at 6:36 AM, Liu Bo bo.li@oracle.com wrote:
This comes from one of btrfs's project ideas,
As we defragment files, we break any sharing from other snapshots.
The balancing code will preserve the sharing,
On Thu, Jan 17, 2013 at 6:53 PM, Liu Bo bo.li@oracle.com wrote:
On Thu, Jan 17, 2013 at 08:42:46AM -0600, Mitch Harder wrote:
On Wed, Jan 16, 2013 at 6:36 AM, Liu Bo bo.li@oracle.com wrote:
This comes from one of btrfs's project ideas,
As we defragment files, we break any sharing
This comes from one of btrfs's project ideas,
As we defragment files, we break any sharing from other snapshots.
The balancing code will preserve the sharing, and defrag needs to grow this
as well.
Now we're able to fill the blank with this patch, in which we make full use of
backref walking
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