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Re: [Qemu-devel] [RFC PATCH 13/17] block: fallback from discard to write
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From: |
Christoph Hellwig |
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Subject: |
Re: [Qemu-devel] [RFC PATCH 13/17] block: fallback from discard to writes |
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Date: |
Sat, 24 Mar 2012 16:35:04 +0100 |
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User-agent: |
Mutt/1.5.17 (2007-11-01) |
On Thu, Mar 08, 2012 at 06:15:13PM +0100, Paolo Bonzini wrote:
> Allow discard to fail, and fall back to the write operation. This
> is needed because there's no simple way to probe for availability
> of FALLOC_FL_PUNCH_HOLE.
So you switch on advertising TRIM support in the patch before, and then
fall back to a very suboptimal implementation here?
This will make Windows 7 users very unhappy.
- Re: [Qemu-devel] [RFC PATCH 14/17] block: support FALLOC_FL_PUNCH_HOLE trimming, (continued)
Re: [Qemu-devel] [RFC PATCH 14/17] block: support FALLOC_FL_PUNCH_HOLE trimming, Richard Laager, 2012/03/09
[Qemu-devel] [RFC PATCH 17/17] raw: implement is_allocated, Paolo Bonzini, 2012/03/08
[Qemu-devel] [RFC PATCH 13/17] block: fallback from discard to writes, Paolo Bonzini, 2012/03/08
- Re: [Qemu-devel] [RFC PATCH 13/17] block: fallback from discard to writes,
Christoph Hellwig <=