Displaying 5 results from an estimated 5 matches for "last_snapshot".
2013 Jun 04
3
[PATCH] Btrfs: fix broken nocow after balance
Balance will create reloc_root for each fs root, and it''s going to
record last_snapshot to filter shared blocks. The side effect of
setting last_snapshot is to break nocow attributes of files.
So it turns out that checking last_snapshot does not always ensure that
a node/leaf/file_extent is shared.
That''s why shared node/leaf needs to search extent tree for number of refer...
2008 Oct 27
0
[PATCH 3/4] update nodatacow code
...@oracle.com>
---
diff -urp 3/fs/btrfs/ctree.h 4/fs/btrfs/ctree.h
--- 3/fs/btrfs/ctree.h 2008-10-27 16:31:51.000000000 +0800
+++ 4/fs/btrfs/ctree.h 2008-10-27 16:34:27.000000000 +0800
@@ -445,6 +445,7 @@ struct btrfs_root_item {
__le64 bytenr;
__le64 byte_limit;
__le64 bytes_used;
+ __le64 last_snapshot;
__le32 flags;
__le32 refs;
struct btrfs_disk_key drop_progress;
@@ -1375,6 +1376,8 @@ BTRFS_SETGET_STACK_FUNCS(root_refs, stru
BTRFS_SETGET_STACK_FUNCS(root_flags, struct btrfs_root_item, flags, 32);
BTRFS_SETGET_STACK_FUNCS(root_used, struct btrfs_root_item, bytes_used, 64);
BTRFS_SETGET...
2012 Aug 01
17
[PATCH] add crtime to the snapshot list
From: Anand <anand.jain@oracle.com>
This patch adds creation-time to the snapshot list display,
which would help user to better manage the snapshots when
number of snapshots grow substantially. This patch is developed
and on top of the send/receive btrfs and btrfs-progs repo at
git://github.com/ablock84/linux-btrfs.git (send-v2)
git://github.com/ablock84/btrfs-progs.git (send-v2)
2012 Nov 01
41
[Request for review] [RFC] Add label support for snapshots and subvols
From: Anand Jain <anand.jain@oracle.com>
(This patch is for the review/test not yet for the integration).
Here is an implementation of the feature to add label to the
subvolume and snapshots. Which would help sysadmin to better manager
the subvol and snapshots.
This can be done in two ways, one - using attr which is user land
only changes but drawback is able to change the label
2012 Mar 20
13
[PATCH 0 of 3 v2] PV-GRUB: add support for ext4 and btrfs
Hi,
The following patches add support for ext4 and btrfs to
PV-GRUB. These patches are taken nearly verbatim from those provided
by Fedora and Gentoo.
We''ve been using these patches for the PV-GRUB images available in EC2
for some time now with no problems.
Changes from v1:
- Makefile has been changed to check the exit code from patch
- The btrfs patch has been rebased to apply