Module Name:    src
Committed By:   riastradh
Date:           Wed Jul 24 03:55:32 UTC 2013

Modified Files:
        src/sys/external/bsd/drm2/dist/drm [riastradh-drm2]: drm_mm.c

Log Message:
Destroy mm->unused_lock in drm_mm_takedown.


To generate a diff of this commit:
cvs rdiff -u -r1.1.1.1.2.3 -r1.1.1.1.2.4 \
    src/sys/external/bsd/drm2/dist/drm/drm_mm.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/external/bsd/drm2/dist/drm/drm_mm.c
diff -u src/sys/external/bsd/drm2/dist/drm/drm_mm.c:1.1.1.1.2.3 src/sys/external/bsd/drm2/dist/drm/drm_mm.c:1.1.1.1.2.4
--- src/sys/external/bsd/drm2/dist/drm/drm_mm.c:1.1.1.1.2.3	Wed Jul 24 02:38:39 2013
+++ src/sys/external/bsd/drm2/dist/drm/drm_mm.c	Wed Jul 24 03:55:32 2013
@@ -684,6 +684,12 @@ void drm_mm_takedown(struct drm_mm * mm)
 	}
 	spin_unlock(&mm->unused_lock);
 
+	/*
+	 * XXX The locking above can't be right -- either it is
+	 * unnecessary or it is insufficient.
+	 */
+	spin_lock_destroy(&mm->unused_lock);
+
 	BUG_ON(mm->num_unused != 0);
 }
 EXPORT_SYMBOL(drm_mm_takedown);

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