Re: [Qemu-devel] [PATCH v3 00/29] block: Support for 512b-on-4k emulation

2014-01-23 Thread Christian Borntraeger
On 23/01/14 11:29, Kevin Wolf wrote: > Am 22.01.2014 um 21:30 hat Christian Borntraeger geschrieben: >> On 17/01/14 15:14, Kevin Wolf wrote: >>> This patch series adds code to the block layer that allows performing >>> I/O requests in smaller granularities than required by the host backend >>> (mos

Re: [Qemu-devel] [PATCH v3 00/29] block: Support for 512b-on-4k emulation

2014-01-23 Thread Kevin Wolf
Am 22.01.2014 um 21:30 hat Christian Borntraeger geschrieben: > On 17/01/14 15:14, Kevin Wolf wrote: > > This patch series adds code to the block layer that allows performing > > I/O requests in smaller granularities than required by the host backend > > (most importantly, O_DIRECT restrictions). I

Re: [Qemu-devel] [PATCH v3 00/29] block: Support for 512b-on-4k emulation

2014-01-22 Thread Christian Borntraeger
On 17/01/14 15:14, Kevin Wolf wrote: > This patch series adds code to the block layer that allows performing > I/O requests in smaller granularities than required by the host backend > (most importantly, O_DIRECT restrictions). It achieves this for reads > by rounding the request to host-side block

[Qemu-devel] [PATCH v3 00/29] block: Support for 512b-on-4k emulation

2014-01-17 Thread Kevin Wolf
This patch series adds code to the block layer that allows performing I/O requests in smaller granularities than required by the host backend (most importantly, O_DIRECT restrictions). It achieves this for reads by rounding the request to host-side block boundary, and for writes by performing a rea