[GIT PULL] x86/tsc change for v3.1

From: Ingo Molnar
Date: Sat Jul 23 2011 - 08:20:10 EST


Linus,

Please pull the latest x86-tsc-for-linus git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git x86-tsc-for-linus

Thanks,

Ingo

------------------>
Tero Roponen (1):
x86: tsc: Remove unneeded DMI-based blacklisting


arch/x86/kernel/tsc.c | 24 ------------------------
1 files changed, 0 insertions(+), 24 deletions(-)

diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 6cc6922..5c45c62 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -5,7 +5,6 @@
#include <linux/timer.h>
#include <linux/acpi_pmtmr.h>
#include <linux/cpufreq.h>
-#include <linux/dmi.h>
#include <linux/delay.h>
#include <linux/clocksource.h>
#include <linux/percpu.h>
@@ -800,27 +799,6 @@ void mark_tsc_unstable(char *reason)

EXPORT_SYMBOL_GPL(mark_tsc_unstable);

-static int __init dmi_mark_tsc_unstable(const struct dmi_system_id *d)
-{
- printk(KERN_NOTICE "%s detected: marking TSC unstable.\n",
- d->ident);
- tsc_unstable = 1;
- return 0;
-}
-
-/* List of systems that have known TSC problems */
-static struct dmi_system_id __initdata bad_tsc_dmi_table[] = {
- {
- .callback = dmi_mark_tsc_unstable,
- .ident = "IBM Thinkpad 380XD",
- .matches = {
- DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
- DMI_MATCH(DMI_BOARD_NAME, "2635FA0"),
- },
- },
- {}
-};
-
static void __init check_system_tsc_reliable(void)
{
#ifdef CONFIG_MGEODE_LX
@@ -1010,8 +988,6 @@ void __init tsc_init(void)
lpj_fine = lpj;

use_tsc_delay();
- /* Check and install the TSC clocksource */
- dmi_check_system(bad_tsc_dmi_table);

if (unsynchronized_tsc())
mark_tsc_unstable("TSCs unsynchronized");
--
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