Re: [Qemu-devel] [PATCH v2] sheepdog: implement direct write semantics

2013-01-11 Thread Kevin Wolf
Am 11.01.2013 08:35, schrieb MORITA Kazutaka: > At Thu, 10 Jan 2013 16:03:47 +0800, > Liu Yuan wrote: >> >> From: Liu Yuan >> >> Sheepdog supports both writeback/writethrough write but has not yet supported >> DIRECTIO semantics which bypass the cache completely even if Sheepdog daemon >> is >> s

Re: [Qemu-devel] [PATCH v2] sheepdog: implement direct write semantics

2013-01-10 Thread MORITA Kazutaka
At Thu, 10 Jan 2013 16:03:47 +0800, Liu Yuan wrote: > > From: Liu Yuan > > Sheepdog supports both writeback/writethrough write but has not yet supported > DIRECTIO semantics which bypass the cache completely even if Sheepdog daemon > is > set up with cache enabled. > > Suppose cache is enabled

Re: [Qemu-devel] [PATCH v2] sheepdog: implement direct write semantics

2013-01-10 Thread Stefan Hajnoczi
On Thu, Jan 10, 2013 at 04:03:47PM +0800, Liu Yuan wrote: > From: Liu Yuan > > Sheepdog supports both writeback/writethrough write but has not yet supported > DIRECTIO semantics which bypass the cache completely even if Sheepdog daemon > is > set up with cache enabled. > > Suppose cache is enab