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Re: [Qemu-devel] [RFC V5 02/62] qcow2: Add deduplication structures and
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [RFC V5 02/62] qcow2: Add deduplication structures and fields. |
Date: |
Wed, 16 Jan 2013 09:30:26 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 |
On 01/16/2013 08:47 AM, Benoît Canet wrote:
> Signed-off-by: Benoit Canet <address@hidden>
> ---
> block/qcow2.h | 72
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
> 1 file changed, 71 insertions(+), 1 deletion(-)
>
> diff --git a/block/qcow2.h b/block/qcow2.h
> index 718b52b..b31b64e 100644
> --- a/block/qcow2.h
> +++ b/block/qcow2.h
> @@ -43,6 +43,10 @@
> #define QCOW_OFLAG_COPIED (1LL << 63)
> /* indicate that the cluster is compressed (they never have the copied flag)
> */
> #define QCOW_OFLAG_COMPRESSED (1LL << 62)
> +/* indicate that the cluster must be processed when deduplication restart
> + * also indicate that the on disk dedup hash must be ignored and discarded
s/restart also/restarts. Also,/
> +/* deduplication node */
> +typedef struct {
> + QCowHash hash;
> + uint64_t physical_sect; /* where the cluster is stored on disk */
> + uint64_t first_logical_sect; /* logical sector of the first occurence of
s/occurence/occurrence/
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [RFC V5 00/62] QCOW2 deduplication, Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 02/62] qcow2: Add deduplication structures and fields., Benoît Canet, 2013/01/16
- Re: [Qemu-devel] [RFC V5 02/62] qcow2: Add deduplication structures and fields.,
Eric Blake <=
- [Qemu-devel] [RFC V5 01/62] qcow2: Add deduplication to the qcow2 specification., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 04/62] qcow2: Make update_refcount public., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 03/62] qcow2: Add qcow2_de dup_read_missing_and_concatenate, Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 05/62] qcow2: Create a way to link to l2 tables when deduplicating., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 08/62] qcow2: Implement qcow2_compute_cluster_hash., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 07/62] qcow2: Add qcow2_dedup_store_new_hashes., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 06/62] qcow2: Add qcow2_dedup and related functions, Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 10/62] qcow2: Add qcow2_dedup_grow_table and use it., Benoît Canet, 2013/01/16
- [Qemu-devel] [RFC V5 09/62] qcow2: Extract qcow2_dedup_grow_table, Benoît Canet, 2013/01/16