Re: futher decouple DAX from block devices

2021-10-29 Thread Dan Williams
On Fri, Oct 29, 2021 at 8:55 AM Darrick J. Wong wrote: > > On Fri, Oct 29, 2021 at 08:42:29AM -0700, Dan Williams wrote: > > On Thu, Oct 28, 2021 at 4:52 PM Stephen Rothwell > > wrote: > > > > > > Hi Dan, > > > > > > On Wed, 27 Oct 2021 13:46:31 -0700 Dan Williams > > > wrote: > > > > > > > >

Re: futher decouple DAX from block devices

2021-10-29 Thread Dan Williams
On Thu, Oct 28, 2021 at 4:52 PM Stephen Rothwell wrote: > > Hi Dan, > > On Wed, 27 Oct 2021 13:46:31 -0700 Dan Williams > wrote: > > > > My merge resolution is here [1]. Christoph, please have a look. The > > rebase and the merge result are both passing my test and I'm now going > > to review th

RE: vDPA bus driver selection

2021-10-29 Thread Parav Pandit via Virtualization
Hi Stefano, > From: Stefano Garzarella > Sent: Friday, October 29, 2021 8:11 PM > > Maybe the only missing point is a way to specify the default bus driver to use > for a device. Of course the workaround is to unbind it and bind to the desired > one. > Unbind bind can be done but it is slower f

Re: vDPA bus driver selection

2021-10-29 Thread Stefano Garzarella
On Fri, Oct 29, 2021 at 10:34:00AM +0800, Jason Wang wrote: On Thu, Oct 28, 2021 at 5:48 PM Parav Pandit wrote: > From: Stefano Garzarella > Sent: Thursday, October 28, 2021 3:08 PM > >> >$ vdpa/vdpa dev add mgmtdev vdpasim_net name vdpa0 mac > >> >00:11:22:33:44:55 $ echo 0 > /sys/bus/vdp

Re: vDPA bus driver selection

2021-10-29 Thread Stefano Garzarella
On Fri, Oct 29, 2021 at 10:31:22AM +0800, Jason Wang wrote: On Thu, Oct 28, 2021 at 5:47 PM Stefano Garzarella wrote: On Thu, Oct 28, 2021 at 10:24:47AM +0800, Jason Wang wrote: >On Thu, Oct 28, 2021 at 4:16 AM Michael S. Tsirkin wrote: >> >> On Wed, Oct 27, 2021 at 03:21:15PM +, Parav Pa

Re: [PATCH 1/2] i2c: virtio: disable timeout handling

2021-10-29 Thread Vincent Whitchurch
On Thu, Oct 21, 2021 at 05:30:28AM +0200, Jie Deng wrote: > On 2021/10/20 19:03, Viresh Kumar wrote: > > On 20-10-21, 12:55, Vincent Whitchurch wrote: > >> If the timeout cannot be disabled, then the driver should be fixed to > >> always copy buffers and hold on to them to avoid memory corruption i

Re: [PATCH v3 0/2] x86/xen: simplify irq pvops

2021-10-29 Thread Boris Ostrovsky
On 10/28/21 3:27 AM, Juergen Gross wrote: The pvops function for Xen PV guests handling the interrupt flag are much more complex than needed. With the supported Xen hypervisor versions they can be simplified a lot, especially by removing the need for disabling preemption. Juergen Gross (2):

Re: [PATCH 2/2] i2c: virtio: fix completion handling

2021-10-29 Thread Vincent Whitchurch
On Wed, Oct 20, 2021 at 12:47:09PM +0200, Viresh Kumar wrote: > On 20-10-21, 12:38, Vincent Whitchurch wrote: > > I don't quite understand how that would be safe since > > virtqueue_add_sgs() can fail after a few iterations and all queued > > request buffers can have FAIL_NEXT set. In such a case,

Re: [PATCH 1/4] dma-buf: add dma_fence_describe and dma_resv_describe

2021-10-29 Thread kernel test robot
Hi "Christian, I love your patch! Yet something to improve: [auto build test ERROR on drm-tip/drm-tip] [also build test ERROR on next-20211028] [cannot apply to drm/drm-next drm-intel/for-linux-next drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master airlied/drm-next v5.15-rc7]