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Re: [Qemu-devel] Is realview-pb-a8 fully supported ?
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] Is realview-pb-a8 fully supported ? |
Date: |
Sun, 9 Oct 2011 17:52:37 +0200 |
On 09.10.2011, at 17:46, Peter Maydell wrote:
> On 9 October 2011 16:01, Alexander Graf <address@hidden> wrote:
>> cache=writeback survives host crashes. The only reason writethrough
>> is the default is Windows XP which doesn't issue flushes properly,
>> so there cache=writeback can lead to data loss. Linux guests are fine.
>
> I thought that only applied to disks attached via protocols
> (IDE, SCSI) that supported a flush command? SD cards don't,
> so no guest issues flushes.
Ouch, really? Now that makes SDs even worse than I thought :)
Alex
- [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/09
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Peter Maydell, 2011/10/09
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/09
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/10
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Peter Maydell, 2011/10/10
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/10
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Peter Maydell, 2011/10/12
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/12
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Peter Maydell, 2011/10/12
- Re: [Qemu-devel] Is realview-pb-a8 fully supported ?, Francis Moreau, 2011/10/13