On Wed, 27 Oct 2021 at 10:44, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
>
> On Wed, 27 Oct 2021, Matthew Auld <matthew.william.auld@xxxxxxxxx> wrote:
> > On Wed, 27 Oct 2021 at 09:58, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
> >>
> >> On Wed, 27 Oct 2021, Matthew Auld <matthew.william.auld@xxxxxxxxx> wrote:
> >> > On Thu, 21 Oct 2021 at 13:54, Matthew Auld <matthew.auld@xxxxxxxxx> wrote:
> >> >>
> >> >> wbinvd_on_all_cpus() is only defined on x86 it seems, plus we need to
> >> >> include asm/smp.h here.
> >> >>
> >> >> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> >> >> Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx>
> >> >> Cc: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
> >> >
> >> > Jani, would it make sense to cherry-pick this to -fixes? The offending
> >> > commit is in drm-next, and there have been a few reports around this.
> >> >
> >> > Fixes: a035154da45d ("drm/i915/dmabuf: add paranoid flush-on-acquire")
> >>
> >> If the Fixes: tag is in place, our tooling will cherry-pick it where it
> >> belongs. (In this case, drm-intel-next-fixes, not drm-intel-fixes.)
> >
> > Yeah, I forgot to add the fixes tag here unfortunately.
>
> Already merged? What's the commit id to be cherry-picked? Rodrigo can do
> it manually.
Yeah, it was merged to gt-next:
777226dac058 ("drm/i915/dmabuf: fix broken build")
>
> Note to self, we should set up some way to check which maintainer is
> responsible for which branches and when.
>
> BR,
> Jani.
>
> >
> >>
> >> Cc: Rodrigo who covers drm-intel-next-fixes atm.
> >>
> >> BR,
> >> Jani.
> >>
> >>
> >>
> >> >
> >> >
> >> >> ---
> >> >> drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c | 7 +++++++
> >> >> 1 file changed, 7 insertions(+)
> >> >>
> >> >> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> >> >> index 1adcd8e02d29..a45d0ec2c5b6 100644
> >> >> --- a/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> >> >> +++ b/drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c
> >> >> @@ -12,6 +12,13 @@
> >> >> #include "i915_gem_object.h"
> >> >> #include "i915_scatterlist.h"
> >> >>
> >> >> +#if defined(CONFIG_X86)
> >> >> +#include <asm/smp.h>
> >> >> +#else
> >> >> +#define wbinvd_on_all_cpus() \
> >> >> + pr_warn(DRIVER_NAME ": Missing cache flush in %s\n", __func__)
> >> >> +#endif
> >> >> +
> >> >> I915_SELFTEST_DECLARE(static bool force_different_devices;)
> >> >>
> >> >> static struct drm_i915_gem_object *dma_buf_to_obj(struct dma_buf *buf)
> >> >> --
> >> >> 2.26.3
> >> >>
> >>
> >> --
> >> Jani Nikula, Intel Open Source Graphics Center
>
> --
> Jani Nikula, Intel Open Source Graphics Center
