On 10/5/22 10:44, Damien Le Moal wrote:
> On 9/29/22 18:31, Sam Li wrote:
>> Since Linux doesn't have a user API to issue zone append operations to
>> zoned devices from user space, the file-posix driver is modified to add
>> zone append emulation using regular writes. To do this, the file-posix
>>
Damien Le Moal 于2022年10月5日周三 15:34写道：
>
> On 10/5/22 10:44, Damien Le Moal wrote:
> > On 9/29/22 18:31, Sam Li wrote:
> >> Since Linux doesn't have a user API to issue zone append operations to
> >> zoned devices from user space, the file-posix driver is modified to add
> >> zone append emulation
On 10/4/22 21:13, Stefan Hajnoczi wrote:
On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
Although QEMU virtio-blk is quite fast, there is still some room for
improvements. Disk latency can be reduced if we handle virito-blk requests
in host kernel so we avoid a lot of syscalls
On Dienstag, 4. Oktober 2022 14:54:16 CEST Christian Schoenebeck wrote:
> On Dienstag, 4. Oktober 2022 12:41:21 CEST Linus Heckemann wrote:
> > The previous implementation would iterate over the fid table for
> > lookup operations, resulting in an operation with O(n) complexity on
> > the number of
On 10/4/22 21:26, Stefan Hajnoczi wrote:
On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
Although QEMU virtio-blk is quite fast, there is still some room for
improvements. Disk latency can be reduced if we handle virito-blk requests
in host kernel so we avoid a lot of sysca
Am 22.09.2022 um 10:49 hat Paolo Bonzini geschrieben:
> Callers of coroutine_fn must be coroutine_fn themselves, or the call
> must be within "if (qemu_in_coroutine())". Apply coroutine_fn to
> functions where this holds.
>
> Reviewed-by: Alberto Faria
> Reviewed-by: Eric Blake
> Signed-off-by:
Am 22.09.2022 um 10:49 hat Paolo Bonzini geschrieben:
> Callers of coroutine_fn must be coroutine_fn themselves, or the call
> must be within "if (qemu_in_coroutine())". Apply coroutine_fn to
> functions where this holds.
>
> Reviewed-by: Alberto Faria
> Signed-off-by: Paolo Bonzini
> ---
> bl
On 10/4/22 22:00, Stefan Hajnoczi wrote:
On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
Although QEMU virtio-blk is quite fast, there is still some room for
improvements. Disk latency can be reduced if we handle virito-blk requests
in host kernel so we avoid a lot of sysca
Thanks for the review!
On 10/4/22 21:45, Stefan Hajnoczi wrote:
On Mon, Jul 25, 2022 at 11:55:27PM +0300, Andrey Zhadchenko wrote:
Although QEMU virtio is quite fast, there is still some room for
improvements. Disk latency can be reduced if we handle virito-blk requests
in host kernel istead of
On Wed, Oct 05, 2022 at 01:28:14PM +0300, Andrey Zhadchenko wrote:
>
>
> On 10/4/22 21:26, Stefan Hajnoczi wrote:
> > On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
> > > Although QEMU virtio-blk is quite fast, there is still some room for
> > > improvements. Disk latency can
On Wed, Oct 05, 2022 at 12:14:18PM +0300, Andrey Zhadchenko wrote:
> On 10/4/22 21:13, Stefan Hajnoczi wrote:
> > On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
> > > Although QEMU virtio-blk is quite fast, there is still some room for
> > > improvements. Disk latency can be red
On Wed, Oct 05, 2022 at 02:50:06PM +0300, Andrey Zhadchenko wrote:
>
>
> On 10/4/22 22:00, Stefan Hajnoczi wrote:
> > On Mon, Jul 25, 2022 at 11:55:26PM +0300, Andrey Zhadchenko wrote:
> > > Although QEMU virtio-blk is quite fast, there is still some room for
> > > improvements. Disk latency can
On Wed, Oct 05, 2022 at 04:06:58PM +0300, Andrey Zhadchenko wrote:
> Thanks for the review!
>
> On 10/4/22 21:45, Stefan Hajnoczi wrote:
> > On Mon, Jul 25, 2022 at 11:55:27PM +0300, Andrey Zhadchenko wrote:
> > > Although QEMU virtio is quite fast, there is still some room for
> > > improvements.
On Sat, Sep 24, 2022 at 2:42 PM Paolo Bonzini wrote:
> Because at the time I wrote the patch, blk_pwrite_zeroes() was a
> coroutine_fn. :)
>
> It is called from bdrv_co_create_opts_simple which is coroutine_fn and
> performs I/O, so it should be a coroutine_fn. I have a few more patches
> to not g
Il mer 5 ott 2022, 06:32 Kevin Wolf ha scritto:
> Hm... blkdebug_debug_event() is called from bdrv_debug_event(), which is
> not coroutine_fn. And I think that it's not coroutine_fn is correct:
> For example, with 'qemu-img snapshot -c' you get img_snapshot() ->
> bdrv_snapshot_create() -> qcow2_
On 10/5/22 17:30, Sam Li wrote:
> Damien Le Moal 于2022年10月5日周三 15:34写道：
>>
>> On 10/5/22 10:44, Damien Le Moal wrote:
>>> On 9/29/22 18:31, Sam Li wrote:
Since Linux doesn't have a user API to issue zone append operations to
zoned devices from user space, the file-posix driver is modifie
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