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| From: | Christoph Hellwig |
| Subject: | Re: [Qemu-devel] [RFC PATCH 06/17] block: use bdrv_{co, aio}_discard for write_zeroes operations |
| Date: | Mon, 26 Mar 2012 11:56:42 +0200 |
| User-agent: | Mutt/1.5.17 (2007-11-01) |
On Mon, Mar 26, 2012 at 10:44:07AM +0100, Daniel P. Berrange wrote: > This suggests that there be a new command line param to '-drive' to turn > discard support on/off, since QEMU can't reliably know if the raw file > it is given is intended to be fully pre-allocated by the mgmt app. Yes.
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