[PATCH v2 1/2] drm/xe: Use non-interruptible wait when moving BO to system

Matthew Auld matthew.auld at intel.com
Thu Dec 5 11:55:52 UTC 2024


On 05/12/2024 12:02, Nirmoy Das wrote:
> Ensure a non-interruptible wait is used when moving a bo to
> XE_PL_SYSTEM. This prevents dma_mappings from being removed prematurely
> while a GPU job is still in progress, even if the CPU receives a
> signal during the operation.
> 
> Fixes: 75521e8b56e8 ("drm/xe: Perform dma_map when moving system buffer objects to TT")
> Cc: Thomas Hellström <thomas.hellstrom at linux.intel.com>
> Cc: Matthew Brost <matthew.brost at intel.com>
> Cc: Lucas De Marchi <lucas.demarchi at intel.com>
> Cc: <stable at vger.kernel.org> # v6.11+
> Suggested-by: Matthew Auld <matthew.auld at intel.com>
> Signed-off-by: Nirmoy Das <nirmoy.das at intel.com>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>



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