diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c
index 4852fdcb4b95..d84d6a422c45 100644
--- a/drivers/gpu/drm/xe/xe_query.c
+++ b/drivers/gpu/drm/xe/xe_query.c
@@ -342,6 +342,8 @@ static int query_config(struct xe_device *xe, struct drm_xe_device_query *query)
 			DRM_XE_QUERY_CONFIG_FLAG_HAS_LOW_LATENCY;
 	config->info[DRM_XE_QUERY_CONFIG_FLAGS] |=
 		DRM_XE_QUERY_CONFIG_FLAG_HAS_DISABLE_STATE_CACHE_PERF_FIX;
+	config->info[DRM_XE_QUERY_CONFIG_FLAGS] |=
+		DRM_XE_QUERY_CONFIG_FLAG_HAS_PURGING_SUPPORT;
 	config->info[DRM_XE_QUERY_CONFIG_MIN_ALIGNMENT] =
 		xe->info.vram_flags & XE_VRAM_FLAGS_NEED64K ? SZ_64K : SZ_4K;
 	config->info[DRM_XE_QUERY_CONFIG_VA_BITS] = xe->info.va_bits;
diff --git a/drivers/gpu/drm/xe/xe_vm_madvise.c b/drivers/gpu/drm/xe/xe_vm_madvise.c
index b7c1c1c525b2..a169cb3f3591 100644
--- a/drivers/gpu/drm/xe/xe_vm_madvise.c
+++ b/drivers/gpu/drm/xe/xe_vm_madvise.c
@@ -337,18 +337,11 @@ void xe_bo_recompute_purgeable_state(struct xe_bo *bo)
  *
  * Handles DONTNEED/WILLNEED/PURGED states. Tracks if any BO was purged
  * in details->has_purged_bo for later copy to userspace.
- *
- * Note: Marked __maybe_unused until hooked into madvise_funcs[] in the
- * final patch to maintain bisectability. The NULL placeholder in the
- * array ensures proper -EINVAL return for userspace until all supporting
- * infrastructure (shrinker, per-VMA tracking) is complete.
  */
-static void __maybe_unused madvise_purgeable(struct xe_device *xe,
-					     struct xe_vm *vm,
-					     struct xe_vma **vmas,
-					     int num_vmas,
-					     struct drm_xe_madvise *op,
-					     struct xe_madvise_details *details)
+static void madvise_purgeable(struct xe_device *xe, struct xe_vm *vm,
+			      struct xe_vma **vmas, int num_vmas,
+			      struct drm_xe_madvise *op,
+			      struct xe_madvise_details *details)
 {
 	int i;
 
@@ -417,12 +410,7 @@ static const madvise_func madvise_funcs[] = {
 	[DRM_XE_MEM_RANGE_ATTR_PREFERRED_LOC] = madvise_preferred_mem_loc,
 	[DRM_XE_MEM_RANGE_ATTR_ATOMIC] = madvise_atomic,
 	[DRM_XE_MEM_RANGE_ATTR_PAT] = madvise_pat_index,
-	/*
-	 * Purgeable support implemented but not enabled yet to maintain
-	 * bisectability. Will be set to madvise_purgeable() in final patch
-	 * when all infrastructure (shrinker, VMA tracking) is complete.
-	 */
-	[DRM_XE_VMA_ATTR_PURGEABLE_STATE] = NULL,
+	[DRM_XE_VMA_ATTR_PURGEABLE_STATE] = madvise_purgeable,
 };
 
 static u8 xe_zap_ptes_in_madvise_range(struct xe_vm *vm, u64 start, u64 end)