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Re: [Qemu-devel] [PATCH v2 0/5] qcow2: Discard freed clusters
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH v2 0/5] qcow2: Discard freed clusters |
Date: |
Thu, 20 Jun 2013 09:42:23 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, Jun 19, 2013 at 01:44:16PM +0200, Kevin Wolf wrote:
> This series adds options to make qcow2 discard freed clusters, in several
> categories. By default, only freed clusters related to snapshots (i.e. mainly
> snapshot deletion) are discarded.
>
> v2:
> - Removed leftover debug code
> - Don't discard after COW (overwriting compressed clusters)
> - Changed some commas into semicolons
>
> Kevin Wolf (5):
> Revert "block: Disable driver-specific options for 1.5"
> qcow2: Add refcount update reason to all callers
> qcow2: Options to enable discard for freed clusters
> qcow2: Batch discards
> block: Always enable discard on the protocol level
>
> block.c | 2 +-
> block/qcow2-cluster.c | 41 ++++++++++----
> block/qcow2-refcount.c | 136
> +++++++++++++++++++++++++++++++++++++++--------
> block/qcow2-snapshot.c | 6 ++-
> block/qcow2.c | 30 ++++++++++-
> block/qcow2.h | 32 +++++++++--
> blockdev.c | 118 ++--------------------------------------
> tests/qemu-iotests/group | 2 +-
> 8 files changed, 214 insertions(+), 153 deletions(-)
>
> --
> 1.8.1.4
>
Thanks, applied to my block tree:
https://github.com/stefanha/qemu/commits/block
Stefan
- [Qemu-devel] [PATCH v2 0/5] qcow2: Discard freed clusters, Kevin Wolf, 2013/06/19
- [Qemu-devel] [PATCH v2 1/5] Revert "block: Disable driver-specific options for 1.5", Kevin Wolf, 2013/06/19
- [Qemu-devel] [PATCH v2 5/5] block: Always enable discard on the protocol level, Kevin Wolf, 2013/06/19
- [Qemu-devel] [PATCH v2 3/5] qcow2: Options to enable discard for freed clusters, Kevin Wolf, 2013/06/19
- [Qemu-devel] [PATCH v2 4/5] qcow2: Batch discards, Kevin Wolf, 2013/06/19
- [Qemu-devel] [PATCH v2 2/5] qcow2: Add refcount update reason to all callers, Kevin Wolf, 2013/06/19
- Re: [Qemu-devel] [PATCH v2 0/5] qcow2: Discard freed clusters,
Stefan Hajnoczi <=