Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-19 Thread Denis V. Lunev
On 09/16/2016 11:22 AM, Kevin Wolf wrote: > Am 16.09.2016 um 10:15 hat Denis V. Lunev geschrieben: >> On 09/16/2016 11:08 AM, Kevin Wolf wrote: >>> Am 15.09.2016 um 18:39 hat Denis V. Lunev geschrieben: On 09/15/2016 07:09 PM, Kevin Wolf wrote: > Am 15.09.2016 um 15:19 hat Denis V. Lunev g

Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-16 Thread Denis V. Lunev
On 09/16/2016 11:08 AM, Kevin Wolf wrote: > Am 15.09.2016 um 18:39 hat Denis V. Lunev geschrieben: >> On 09/15/2016 07:09 PM, Kevin Wolf wrote: >>> Am 15.09.2016 um 15:19 hat Denis V. Lunev geschrieben: This mode could be very useful for flush bottlenecks evaluation and for running non-pe

Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-16 Thread Kevin Wolf
Am 16.09.2016 um 10:15 hat Denis V. Lunev geschrieben: > On 09/16/2016 11:08 AM, Kevin Wolf wrote: > > Am 15.09.2016 um 18:39 hat Denis V. Lunev geschrieben: > >> On 09/15/2016 07:09 PM, Kevin Wolf wrote: > >>> Am 15.09.2016 um 15:19 hat Denis V. Lunev geschrieben: > This mode could be very us

Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-16 Thread Kevin Wolf
Am 15.09.2016 um 18:39 hat Denis V. Lunev geschrieben: > On 09/15/2016 07:09 PM, Kevin Wolf wrote: > > Am 15.09.2016 um 15:19 hat Denis V. Lunev geschrieben: > >> This mode could be very useful for flush bottlenecks evaluation and for > >> running non-persistent VMs, when host crash is considered n

Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-15 Thread Denis V. Lunev
On 09/15/2016 07:09 PM, Kevin Wolf wrote: > Am 15.09.2016 um 15:19 hat Denis V. Lunev geschrieben: >> This mode could be very useful for flush bottlenecks evaluation and for >> running non-persistent VMs, when host crash is considered not fatal. >> >> Signed-off-by: Denis V. Lunev >> CC: Kevin Wol

Re: [Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-15 Thread Kevin Wolf
Am 15.09.2016 um 15:19 hat Denis V. Lunev geschrieben: > This mode could be very useful for flush bottlenecks evaluation and for > running non-persistent VMs, when host crash is considered not fatal. > > Signed-off-by: Denis V. Lunev > CC: Kevin Wolf > CC: Max Reitz Why not just specify the in

[Qemu-devel] [PATCH 1/1] block: add cache mode with direct IO and without flushes

2016-09-15 Thread Denis V. Lunev
This mode could be very useful for flush bottlenecks evaluation and for running non-persistent VMs, when host crash is considered not fatal. Signed-off-by: Denis V. Lunev CC: Kevin Wolf CC: Max Reitz --- block.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/block.c b/block.c index 30d