Re: [Qemu-devel] [PATCH v3 0/7] Manual writethrough cache and cache mode toggle

2012-06-08 Thread Stefan Hajnoczi
On Tue, Jun 5, 2012 at 11:04 PM, Paolo Bonzini wrote: > This is v3 of the alternative implementation of writethrough caching > for QEMU 1.2.  By always opening drivers in writethrough mode and > doing flushes manually after every write, it achieves three objectives: > 1) it makes flipping the cach

Re: [Qemu-devel] [PATCH v3 0/7] Manual writethrough cache and cache mode toggle

2012-06-08 Thread Stefan Hajnoczi
On Tue, Jun 5, 2012 at 11:04 PM, Paolo Bonzini wrote: > This is v3 of the alternative implementation of writethrough caching > for QEMU 1.2.  By always opening drivers in writethrough mode and s/writethrough/writeback/ > doing flushes manually after every write, it achieves three objectives: St

[Qemu-devel] [PATCH v3 0/7] Manual writethrough cache and cache mode toggle

2012-06-05 Thread Paolo Bonzini
This is v3 of the alternative implementation of writethrough caching for QEMU 1.2. By always opening drivers in writethrough mode and doing flushes manually after every write, it achieves three objectives: 1) it makes flipping the cache mode extremely easy; 2) it lets formats control flushes durin