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a599b98607
With the end goal of being able to free unused pagemaps and allocate them on demand, add a refcount to struct drm_pagemap, remove the xe embedded drm_pagemap, allocating and freeing it explicitly. v2: - Make the drm_pagemap pointer in drm_gpusvm_pages reference-counted. v3: - Call drm_pagemap_get() before drm_pagemap_put() in drm_gpusvm_pages (Himal Prasad Ghimiray) Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com> Reviewed-by: Matthew Brost <matthew.brost@intel.com> #v1 Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com> Acked-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> # For merging through drm-xe. Link: https://patch.msgid.link/20251219113320.183860-5-thomas.hellstrom@linux.intel.com