packages/Xorg/xorg/xserver/xorg-server/patches/010-sync-dev-mem.patch
lars d34d6c4c75 Open /dev/mem with O_SYNC if mtrr is not available or else mmio wont work
properly.


git-svn-id: svn://svn.openwrt.org/openwrt/packages@14288 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-01-30 20:33:39 +00:00

14 lines
542 B
Diff

diff --git a/hw/xfree86/os-support/linux/lnx_video.c b/hw/xfree86/os-support/linux/lnx_video.c
index 1bd2d57..0ac829c 100644
--- a/hw/xfree86/os-support/linux/lnx_video.c
+++ b/hw/xfree86/os-support/linux/lnx_video.c
@@ -468,7 +468,7 @@ mapVidMem(int ScreenNum, unsigned long Base, unsigned long Size, int flags)
mapflags |= MAP_NONCACHED;
#endif
-#if 0
+#ifndef HAVE_MTRR
/* this will disappear when people upgrade their kernels */
fd = open(DEV_MEM,
((flags & VIDMEM_READONLY) ? O_RDONLY : O_RDWR) | O_SYNC);