commit 66759a01adbfe8828dd063e32cf5ed3f46696181
author Chuck Ebbert <76306.1226@compuserve.com> Mon Sep 12 18:49:25 2005 +0200
committer Linus Torvalds <torvalds@g5.osdl.org> Mon Sep 12 10:50:58 2005 -0700
tree 9d34afafa1e4e5371a0e732a3f949ef8ac533ab5
parent 049cdefe19f95b67b06b70915cd8e4ae7173337a

[PATCH] x86-64: i386/x86-64: Fix time going twice as fast problem on ATI Xpress chipsets

Original patch from Bertro Simul

This is probably still not quite correct, but seems to be
the best solution so far.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/x86_64/kernel/setup.c

diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 869770d..351d8d6 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -336,6 +336,11 @@
 #endif
 #endif
 
+		if (!memcmp(from, "disable_timer_pin_1", 19))
+			disable_timer_pin_1 = 1;
+		if (!memcmp(from, "enable_timer_pin_1", 18))
+			disable_timer_pin_1 = -1;
+
 		if (!memcmp(from, "nolapic", 7) ||
 		    !memcmp(from, "disableapic", 11))
 			disable_apic = 1;