[PATCH] drm/i915/gem: Flush lmem contents after construction

Andi Shyti andi.shyti at linux.intel.com
Mon Mar 20 00:05:09 UTC 2023


Hi Nirmoy,

On Thu, Mar 16, 2023 at 05:59:18PM +0100, Nirmoy Das wrote:
> From: Chris Wilson <chris.p.wilson at linux.intel.com>
> 
> i915_gem_object_create_lmem_from_data() lacks the flush of the data
> written to lmem to ensure the object is marked as dirty and the writes
> flushed to the backing store. Once created, we can immediately release
> the obj->mm.mapping caching of the vmap.
> 
> Fixes: 7acbbc7cf485 ("drm/i915/guc: put all guc objects in lmem when available")
> Cc: Matthew Auld <matthew.auld at intel.com>
> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
> Cc: Andi Shyti <andi.shyti at linux.intel.com>
> Cc: Matthew Brost <matthew.brost at intel.com>
> Cc: John Harrison <John.C.Harrison at Intel.com>
> Signed-off-by: Chris Wilson <chris.p.wilson at linux.intel.com>
> Cc: <stable at vger.kernel.org> # v5.16+
> Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>

Thanks,
Andi


More information about the dri-devel mailing list