Author: rnoland
Date: Tue Mar 17 03:50:35 2009
New Revision: 189914
URL: http://svn.freebsd.org/changeset/base/189914
Log:
Improve the debugging output of drm_mmap
MFC after: 3 days
Modified:
head/sys/dev/drm/drm_vm.c
Modified: head/sys/dev/drm/drm_vm.c
==============================================================================
--- head/sys/dev/drm/drm_vm.c Tue Mar 17 03:49:24 2009 (r189913)
+++ head/sys/dev/drm/drm_vm.c Tue Mar 17 03:50:35 2009 (r189914)
@@ -86,8 +86,13 @@ int drm_mmap(struct cdev *kdev, vm_offse
}
if (map == NULL) {
+ DRM_DEBUG("Can't find map, requested offset = %016lx\n",
+ offset);
+ TAILQ_FOREACH(map, &dev->maplist, link) {
+ DRM_DEBUG("map offset = %016lx, handle = %016lx\n",
+ map->offset, (unsigned long)map->handle);
+ }
DRM_UNLOCK();
- DRM_DEBUG("can't find map\n");
return -1;
}
if (((map->flags&_DRM_RESTRICTED) && !DRM_SUSER(DRM_CURPROC))) {
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