[PATCH 1/5] drm/xe: Move part of xe_file cleanup to a helper

Umesh Nerlige Ramappa umesh.nerlige.ramappa at intel.com
Mon Jul 8 20:20:59 UTC 2024


In order to make xe_file ref counted, move destruction of xe_file
members to a helper.

Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>
---
 drivers/gpu/drm/xe/xe_device.c | 36 +++++++++++++++++++++-------------
 1 file changed, 22 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c
index cfda7cb5df2c..babb697652d5 100644
--- a/drivers/gpu/drm/xe/xe_device.c
+++ b/drivers/gpu/drm/xe/xe_device.c
@@ -90,24 +90,12 @@ static int xe_file_open(struct drm_device *dev, struct drm_file *file)
 	return 0;
 }
 
-static void xe_file_close(struct drm_device *dev, struct drm_file *file)
+static void xe_file_destroy(struct xe_file *xef)
 {
-	struct xe_device *xe = to_xe_device(dev);
-	struct xe_file *xef = file->driver_priv;
+	struct xe_device *xe = xef->xe;
 	struct xe_vm *vm;
-	struct xe_exec_queue *q;
 	unsigned long idx;
 
-	/*
-	 * No need for exec_queue.lock here as there is no contention for it
-	 * when FD is closing as IOCTLs presumably can't be modifying the
-	 * xarray. Taking exec_queue.lock here causes undue dependency on
-	 * vm->lock taken during xe_exec_queue_kill().
-	 */
-	xa_for_each(&xef->exec_queue.xa, idx, q) {
-		xe_exec_queue_kill(q);
-		xe_exec_queue_put(q);
-	}
 	xa_destroy(&xef->exec_queue.xa);
 	mutex_destroy(&xef->exec_queue.lock);
 	mutex_lock(&xef->vm.lock);
@@ -125,6 +113,26 @@ static void xe_file_close(struct drm_device *dev, struct drm_file *file)
 	kfree(xef);
 }
 
+static void xe_file_close(struct drm_device *dev, struct drm_file *file)
+{
+	struct xe_file *xef = file->driver_priv;
+	struct xe_exec_queue *q;
+	unsigned long idx;
+
+	/*
+	 * No need for exec_queue.lock here as there is no contention for it
+	 * when FD is closing as IOCTLs presumably can't be modifying the
+	 * xarray. Taking exec_queue.lock here causes undue dependency on
+	 * vm->lock taken during xe_exec_queue_kill().
+	 */
+	xa_for_each(&xef->exec_queue.xa, idx, q) {
+		xe_exec_queue_kill(q);
+		xe_exec_queue_put(q);
+	}
+
+	xe_file_destroy(xef);
+}
+
 static const struct drm_ioctl_desc xe_ioctls[] = {
 	DRM_IOCTL_DEF_DRV(XE_DEVICE_QUERY, xe_query_ioctl, DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(XE_GEM_CREATE, xe_gem_create_ioctl, DRM_RENDER_ALLOW),
-- 
2.38.1



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