Re: [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when ded

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Re: [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when ded

From:	Eric Blake
Subject:	Re: [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when deduplication is activated.
Date:	Thu, 07 Feb 2013 11:02:20 -0700
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2

On 02/06/2013 05:31 AM, Benoît Canet wrote:
> This fix the sub cluster sized writes race conditions while waiting

s/fix/fixes/

> for a more faster solution.

s/more//

Would it be worth describing the race condition in more detail?

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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Re: [Qemu-devel] [RFC V6 16/33] qcow2: Extract qcow2_do_table_init., (continued)
- [Qemu-devel] [RFC V6 20/33] qcow2: Add a deduplication boolean to update_refcount., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 20/33] qcow2: Add a deduplication boolean to update_refcount., Stefan Hajnoczi, 2013/02/07
- [Qemu-devel] [RFC V6 21/33] qcow2: Drop hash for a given cluster when dedup makes refcount > 2^16/2., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 21/33] qcow2: Drop hash for a given cluster when dedup makes refcount > 2^16/2., Stefan Hajnoczi, 2013/02/07
- [Qemu-devel] [RFC V6 22/33] qcow2: Remove hash when cluster is deleted., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 22/33] qcow2: Remove hash when cluster is deleted., Stefan Hajnoczi, 2013/02/07
- [Qemu-devel] [RFC V6 19/33] block: Add qcow2_dedup format and image creation code., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 19/33] block: Add qcow2_dedup format and image creation code., Stefan Hajnoczi, 2013/02/07
- [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when deduplication is activated., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when deduplication is activated., Eric Blake <=
  - Re: [Qemu-devel] [RFC V6 25/33] qcow2: Serialize write requests when deduplication is activated., Stefan Hajnoczi, 2013/02/08
- [Qemu-devel] [RFC V6 30/33] qcow2: Integrate SKEIN hash algorithm in deduplication., Benoît Canet, 2013/02/06
- [Qemu-devel] [RFC V6 32/33] qemu-iotests: Filter dedup=on/off so existing tests don't break., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 32/33] qemu-iotests: Filter dedup=on/off so existing tests don't break., Eric Blake, 2013/02/07
- [Qemu-devel] [RFC V6 31/33] qcow: Set large dedup hash block size., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 31/33] qcow: Set large dedup hash block size., Stefan Hajnoczi, 2013/02/08
    - Re: [Qemu-devel] [RFC V6 31/33] qcow: Set large dedup hash block size., Benoît Canet, 2013/02/27
    - Re: [Qemu-devel] [RFC V6 31/33] qcow: Set large dedup hash block size., Stefan Hajnoczi, 2013/02/28
- [Qemu-devel] [RFC V6 33/33] qcow2: Add qcow2_dedup_init and qcow2_dedup_close., Benoît Canet, 2013/02/06
  - Re: [Qemu-devel] [RFC V6 33/33] qcow2: Add qcow2_dedup_init and qcow2_dedup_close., Stefan Hajnoczi, 2013/02/08

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