x86: tsc: Remove unneeded DMI-based blacklisting (df049672) · Commits · 戴 / test

arch/x86/kernel/tsc.c

+0 −24

Original line number	Diff line number	Diff line
		@@ -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");