Re: [Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation

2013-12-12 Thread Peter Lieven
Am 12.12.2013 10:47, schrieb Kevin Wolf: > Am 12.12.2013 um 07:09 hat Peter Lieven geschrieben: >> Should it be possible to boot from a 4K-native drive with this series? >> If yes, I will run some test with some new iSCSI arrays we got for testing >> they can export 4k blocksize LUNs. > Yes, you sh

Re: [Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation

2013-12-12 Thread Peter Lieven
Am 12.12.2013 10:47, schrieb Kevin Wolf: > Am 12.12.2013 um 07:09 hat Peter Lieven geschrieben: >> Should it be possible to boot from a 4K-native drive with this series? >> If yes, I will run some test with some new iSCSI arrays we got for testing >> they can export 4k blocksize LUNs. > Yes, you sh

Re: [Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation

2013-12-12 Thread Kevin Wolf
Am 12.12.2013 um 07:09 hat Peter Lieven geschrieben: > Should it be possible to boot from a 4K-native drive with this series? > If yes, I will run some test with some new iSCSI arrays we got for testing > they can export 4k blocksize LUNs. Yes, you should be able to use a 4k-native backend for a 5

Re: [Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation

2013-12-11 Thread Peter Lieven
Should it be possible to boot from a 4K-native drive with this series? If yes, I will run some test with some new iSCSI arrays we got for testing they can export 4k blocksize LUNs. Anyway, can you please include the patch from Paolo which sets the bs->request_alignment = iscsilun->block_size in is

[Qemu-devel] [PATCH 00/22] block: Support for 512b-on-4k emulation

2013-12-11 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