kern/97056: [patch]: PCIE radeon DRM doesn't correctly initializes

[Stanislav Sedov]

>Number:         97056
>Category:       kern
>Synopsis:       [patch]: PCIE radeon DRM doesn't correctly initializes
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue May 09 21:30:16 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     Stanislav Sedov
>Release:        FreeBSD 7.0-CURRENT i386
>Organization:
MBSD labs, Inc.
>Environment:
System: FreeBSD fonon.realnet 7.0-CURRENT FreeBSD 7.0-CURRENT #1: Sat May 6 12:11:43 MSD 2006 root at fonon.realnet:/work/src/fbsd-cur/src/sys/i386/compile/FONON i386


	
>Description:
	"virtual" field in  drm_sg_mem_t isn't initialized correctly,
	but shared-core code uses it.
>How-To-Repeat:
	Try to use PCIE radeon with DRI.
>Fix:

	

--- drm_scatter.c.diff begins here ---
--- bsd-core/drm_scatter.c.orig	Tue May  9 14:50:14 2006
+++ bsd-core/drm_scatter.c	Tue May  9 15:37:52 2006
@@ -85,6 +85,7 @@
 
 	DRM_DEBUG( "sg alloc handle  = %08lx\n", entry->handle );
 
+	entry->virtual = (void *)entry->handle;
 	request.handle = entry->handle;
 
 	DRM_COPY_TO_USER_IOCTL( (drm_scatter_gather_t *)data,
--- drm_scatter.c.diff ends here ---


>Release-Note:
>Audit-Trail:
>Unformatted: