On 2014/11/11 23:11, Pawel Moll wrote:
On Tue, 2014-11-04 at 09:35 +, Shannon Zhao wrote:
As the current virtio-mmio only support single irq,
so some advanced features such as vhost-net with irqfd
are not supported. And the net performance is not
the best without vhost-net and irqfd
Workqueues have clean and rich API for all basic operations. The code is usually
easier and better readable. It can be easily tuned for the given purpose.
In many cases, it allows to avoid an extra kernel thread. It helps to stop the
growing number of them. Also there will be less
On Wed, Nov 12, 2014 at 02:02:48PM +0100, Petr Mladek wrote:
Workqueues have clean and rich API for all basic operations. The code is
usually
easier and better readable. It can be easily tuned for the given purpose.
In many cases, it allows to avoid an extra kernel thread. It helps to stop
On 11/11/2014 09:42 AM, Ming Lei wrote:
The attached patch should fix the problem, and hope it is the last one, :-)
Dongsu and Jeff, any of you test this variant? I think this is the last
one, at least I hope so as well...
--
Jens Axboe
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On Wed, 2014-11-12 at 08:32 +, Shannon Zhao wrote:
On 2014/11/11 23:11, Pawel Moll wrote:
On Tue, 2014-11-04 at 09:35 +, Shannon Zhao wrote:
As the current virtio-mmio only support single irq,
so some advanced features such as vhost-net with irqfd
are not supported. And the net
Trivial typo vballon should be vballoon in subject (and in changelog,
leak_ballon should be leak_balloon)
Jeff
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On Wed, 12 Nov 2014 11:18:32 -0700
Jens Axboe ax...@kernel.dk wrote:
On 11/11/2014 09:42 AM, Ming Lei wrote:
The attached patch should fix the problem, and hope it is the last one, :-)
Dongsu and Jeff, any of you test this variant? I think this is the last
one, at least I hope so as
On Tue, Nov 11, 2014 at 05:12:58PM +, Ben Hutchings wrote:
This reverts commit 88e0e0e5aa722b193c8758c8b45d041de5316924 for
the tap drivers, but leaves UFO disabled in virtio_net.
libvirt at least assumes that tap features will never be dropped
in new kernel versions, and doing so
On 11/13/2014 01:24 PM, Jason Wang wrote:
This patch tries to detect the possible buggy features advertised by host
and fix them. One example is current booting virtio-net with only
ctrl_vq disabled, qemu may still advertise many features which depends
it. This will trigger several BUG()s in
This patch tries to detect the possible buggy features advertised by host
and fix them. One example is booting virtio-net with only ctrl_vq disabled,
qemu may still advertise many features which depends on it. This will
trigger several BUG()s in virtnet_send_command().
This patch utilizes the
Buggy host may advertised buggy host features (a usual case is that host
advertise a feature whose dependencies were missed). In this case, driver
should detect and disable the buggy features by itself.
This patch introduces driver specific fix_features() method which is called
just before
On 11/13/2014 01:52 PM, Jason Wang wrote:
This patch tries to detect the possible buggy features advertised by host
and fix them. One example is booting virtio-net with only ctrl_vq disabled,
qemu may still advertise many features which depends on it. This will
trigger several BUG()s in
On 11/13/2014 02:06 PM, Wanlong Gao wrote:
On 11/13/2014 01:52 PM, Jason Wang wrote:
This patch tries to detect the possible buggy features advertised by host
and fix them. One example is booting virtio-net with only ctrl_vq disabled,
qemu may still advertise many features which depends on it.
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