Re: [PATCH 1/2] drm/i915/dmabuf: fix broken build

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On Thu, 21 Oct 2021 05:53:31 -0700, Matthew Auld wrote:
>
> wbinvd_on_all_cpus() is only defined on x86 it seems, plus we need to
> include asm/smp.h here.

Reviewed-by: Ashutosh Dixit <ashutosh.dixit@xxxxxxxxx>

> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Matthew Auld <matthew.auld@xxxxxxxxx>
> Cc: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
> ---
>  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
>




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