On Tue, Feb 16, 2021 at 7:30 PM John Stultz wrote:
>
> On Wed, Jan 13, 2021 at 6:06 AM Daniel Vetter wrote:
> >
> > We have too many people abusing the struct page they can get at but
> > really shouldn't in importers. Aside from that the backing page might
> > simply not exist (for dynamic p2p m
On Wed, Jan 13, 2021 at 6:06 AM Daniel Vetter wrote:
>
> We have too many people abusing the struct page they can get at but
> really shouldn't in importers. Aside from that the backing page might
> simply not exist (for dynamic p2p mappings) looking at it and using it
> e.g. for mmap can also wre
On Thu, Jan 14, 2021 at 1:03 AM Daniel Vetter wrote:
>
> On Wed, Jan 13, 2021 at 10:08 PM Chris Wilson
> wrote:
> > Quoting Daniel Vetter (2021-01-13 20:50:11)
> > > On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson
> > > wrote:
> > > >
> > > > Quoting Daniel Vetter (2021-01-13 14:06:04)
> > > > >
Hi Daniel,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20210115]
[also build test WARNING on v5.11-rc3]
[cannot apply to tegra-drm/drm/tegra/for-next linus/master v5.11-rc3 v5.11-rc2
v5.11-rc1]
[If your patch is applied to the wrong git tree, kindly drop us
Am 15.01.21 um 14:22 schrieb Daniel Vetter:
On Fri, Jan 15, 2021 at 2:09 PM Christian König
wrote:
Am 15.01.21 um 14:02 schrieb Daniel Vetter:
have too many people abusing the struct page they can get at but
really shouldn't in importers. Aside from that the backing page might
simply not exist
On Fri, Jan 15, 2021 at 2:09 PM Christian König
wrote:
>
> Am 15.01.21 um 14:02 schrieb Daniel Vetter:
> > have too many people abusing the struct page they can get at but
> > really shouldn't in importers. Aside from that the backing page might
> > simply not exist (for dynamic p2p mappings) look
Am 15.01.21 um 14:02 schrieb Daniel Vetter:
We have too many people abusing the struct page they can get at but
really shouldn't in importers. Aside from that the backing page might
simply not exist (for dynamic p2p mappings) looking at it and using it
e.g. for mmap can also wreak the page handli
We have too many people abusing the struct page they can get at but
really shouldn't in importers. Aside from that the backing page might
simply not exist (for dynamic p2p mappings) looking at it and using it
e.g. for mmap can also wreak the page handling of the exporter
completely. Importers reall
Quoting Daniel Vetter (2021-01-14 09:47:40)
> On Thu, Jan 14, 2021 at 09:45:37AM +, Chris Wilson wrote:
> > Quoting Daniel Vetter (2021-01-14 09:30:32)
> > > On Thu, Jan 14, 2021 at 10:23 AM Chris Wilson
> > > wrote:
> > > > The only other problem I see with the implementation is that there's
On Thu, Jan 14, 2021 at 09:45:37AM +, Chris Wilson wrote:
> Quoting Daniel Vetter (2021-01-14 09:30:32)
> > On Thu, Jan 14, 2021 at 10:23 AM Chris Wilson
> > wrote:
> > > The only other problem I see with the implementation is that there's
> > > nothing that says that each dmabuf->ops->map_dm
Quoting Daniel Vetter (2021-01-14 09:30:32)
> On Thu, Jan 14, 2021 at 10:23 AM Chris Wilson
> wrote:
> > The only other problem I see with the implementation is that there's
> > nothing that says that each dmabuf->ops->map_dma_buf() returns a new
> > sg_table, so we may end up undoing the xor. Or
On Thu, Jan 14, 2021 at 10:23 AM Chris Wilson wrote:
>
> Quoting Daniel Vetter (2021-01-14 09:02:57)
> > On Wed, Jan 13, 2021 at 10:08 PM Chris Wilson
> > wrote:
> > > Quoting Daniel Vetter (2021-01-13 20:50:11)
> > > > On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson
> > > > wrote:
> > > > >
> >
Quoting Daniel Vetter (2021-01-14 09:02:57)
> On Wed, Jan 13, 2021 at 10:08 PM Chris Wilson
> wrote:
> > Quoting Daniel Vetter (2021-01-13 20:50:11)
> > > On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson
> > > wrote:
> > > >
> > > > Quoting Daniel Vetter (2021-01-13 14:06:04)
> > > > > We have too
On Wed, Jan 13, 2021 at 10:08 PM Chris Wilson wrote:
> Quoting Daniel Vetter (2021-01-13 20:50:11)
> > On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson
> > wrote:
> > >
> > > Quoting Daniel Vetter (2021-01-13 14:06:04)
> > > > We have too many people abusing the struct page they can get at but
> > >
Quoting Daniel Vetter (2021-01-13 20:50:11)
> On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson wrote:
> >
> > Quoting Daniel Vetter (2021-01-13 14:06:04)
> > > We have too many people abusing the struct page they can get at but
> > > really shouldn't in importers. Aside from that the backing page migh
On Wed, Jan 13, 2021 at 4:43 PM Chris Wilson wrote:
>
> Quoting Daniel Vetter (2021-01-13 14:06:04)
> > We have too many people abusing the struct page they can get at but
> > really shouldn't in importers. Aside from that the backing page might
> > simply not exist (for dynamic p2p mappings) look
Quoting Daniel Vetter (2021-01-13 14:06:04)
> We have too many people abusing the struct page they can get at but
> really shouldn't in importers. Aside from that the backing page might
> simply not exist (for dynamic p2p mappings) looking at it and using it
> e.g. for mmap can also wreak the page
We have too many people abusing the struct page they can get at but
really shouldn't in importers. Aside from that the backing page might
simply not exist (for dynamic p2p mappings) looking at it and using it
e.g. for mmap can also wreak the page handling of the exporter
completely. Importers reall
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