[PATCH] drm/i915: Assert internal objects are page aligned

[PATCH] drm/i915: Assert internal objects are page aligned

[Chris Wilson]

Internal objects must be passed a page-aligned size. Check it.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
---
 drivers/gpu/drm/i915/i915_gem_internal.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/i915_gem_internal.c b/drivers/gpu/drm/i915/i915_gem_internal.c
index 9b39472396ef..17ce53d0d092 100644
--- a/drivers/gpu/drm/i915/i915_gem_internal.c
+++ b/drivers/gpu/drm/i915/i915_gem_internal.c
@@ -156,6 +156,7 @@ i915_gem_object_create_internal(struct drm_i915_private *i915,
 	struct drm_i915_gem_object *obj;
 
 	GEM_BUG_ON(!size);
+	GEM_BUG_ON(!IS_ALIGNED(size, PAGE_SIZE));
 
 	if (overflows_type(size, obj->base.size))
 		return ERR_PTR(-E2BIG);
-- 
2.11.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

✓ Fi.CI.BAT: success for drm/i915: Assert internal objects are page aligned

[Patchwork]

== Series Details ==

Series: drm/i915: Assert internal objects are page aligned
URL   : https://patchwork.freedesktop.org/series/18064/
State : success

== Summary ==

Series 18064v1 drm/i915: Assert internal objects are page aligned
https://patchwork.freedesktop.org/api/1.0/series/18064/revisions/1/mbox/


fi-bdw-5557u     total:246  pass:232  dwarn:0   dfail:0   fail:0   skip:14 
fi-bsw-n3050     total:246  pass:207  dwarn:0   dfail:0   fail:0   skip:39 
fi-bxt-j4205     total:246  pass:224  dwarn:0   dfail:0   fail:0   skip:22 
fi-bxt-t5700     total:82   pass:69   dwarn:0   dfail:0   fail:0   skip:12 
fi-byt-j1900     total:246  pass:219  dwarn:0   dfail:0   fail:0   skip:27 
fi-byt-n2820     total:246  pass:215  dwarn:0   dfail:0   fail:0   skip:31 
fi-hsw-4770      total:246  pass:227  dwarn:0   dfail:0   fail:0   skip:19 
fi-hsw-4770r     total:246  pass:227  dwarn:0   dfail:0   fail:0   skip:19 
fi-ivb-3520m     total:246  pass:225  dwarn:0   dfail:0   fail:0   skip:21 
fi-ivb-3770      total:246  pass:225  dwarn:0   dfail:0   fail:0   skip:21 
fi-kbl-7500u     total:246  pass:225  dwarn:0   dfail:0   fail:0   skip:21 
fi-skl-6260u     total:246  pass:233  dwarn:0   dfail:0   fail:0   skip:13 
fi-skl-6700hq    total:246  pass:226  dwarn:0   dfail:0   fail:0   skip:20 
fi-skl-6700k     total:246  pass:222  dwarn:3   dfail:0   fail:0   skip:21 
fi-skl-6770hq    total:246  pass:233  dwarn:0   dfail:0   fail:0   skip:13 
fi-snb-2520m     total:246  pass:215  dwarn:0   dfail:0   fail:0   skip:31 
fi-snb-2600      total:246  pass:214  dwarn:0   dfail:0   fail:0   skip:32 

e0c7007e02b52375d3e5daa1bc4ef2e6d00e1016 drm-tip: 2017y-01m-16d-12h-26m-22s UTC integration manifest
c0d80e2 drm/i915: Assert internal objects are page aligned

== Logs ==

For more details see: https://intel-gfx-ci.01.org/CI/Patchwork_3529/
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Re: [PATCH] drm/i915: Assert internal objects are page aligned

[Joonas Lahtinen]

On ma, 2017-01-16 at 14:52 +0000, Chris Wilson wrote:
> Internal objects must be passed a page-aligned size. Check it.
> 
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx