File U_vmware-vmwgfx-Don-t-add-pixmaps-to-the-pixmap... of Package xf86-video-vmware

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File U_vmware-vmwgfx-Don-t-add-pixmaps-to-the-pixmap-list-i.patch of Package xf86-video-vmware (Revision 3b6b8204141af329e869eae9575b75e3)

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From 32562129750077a23f26f2e69adc8403eb24bf3f Mon Sep 17 00:00:00 2001
From: Thomas Hellstrom <thellstrom@vmware.com>
Date: Wed, 3 Sep 2014 07:08:41 -0700
Subject: [PATCH] vmware/vmwgfx: Don't add pixmaps to the pixmap list if
 they're already on it

This could cause loops through the list to spin indefinitely.
This would most likely occur at VT switches.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
---
 vmwgfx/vmwgfx_saa.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/vmwgfx/vmwgfx_saa.c b/vmwgfx/vmwgfx_saa.c
index b9204c6..bca3d93 100644
--- a/vmwgfx/vmwgfx_saa.c
+++ b/vmwgfx/vmwgfx_saa.c
@@ -694,7 +694,8 @@ vmwgfx_modify_pixmap_header (PixmapPtr pixmap, int w, int h, int depth,
 
     vmwgfx_pix_resize(pixmap, old_pitch, old_height, old_width);
     vmwgfx_pixmap_free_storage(vpix);
-    WSBMLISTADDTAIL(&vpix->pixmap_list, &vsaa->pixmaps);
+    if (WSBMLISTEMPTY(&vpix->pixmap_list))
+	WSBMLISTADDTAIL(&vpix->pixmap_list, &vsaa->pixmaps);
 
     return TRUE;
 
-- 
1.8.4.5

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File U_vmware-vmwgfx-Don-t-add-pixmaps-to-the-pixmap-list-i.patch of Package xf86-video-vmware (Revision 3b6b8204141af329e869eae9575b75e3)

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