notsc is ignored in 32-bit kernels if CONFIG_X86_TSC is on.. which is
bad, fix it.
Signed-off-by: Pavel Machek <[EMAIL PROTECTED]>
diff --git a/arch/x86/kernel/tsc_32.c b/arch/x86/kernel/tsc_32.c
index fafd9dc..3804fbe 100644
--- a/arch/x86/kernel/tsc_32.c
+++ b/arch/x86/kernel/tsc_32.c
@@ -28,7 +28,8 @@ #ifdef CONFIG_X86_TSC
static int __init tsc_setup(char *str)
{
printk(KERN_WARNING "notsc: Kernel compiled with CONFIG_X86_TSC, "
- "cannot disable TSC.\n");
+ "cannot disable TSC completely.\n");
+ mark_tsc_unstable("user disabled TSC");
return 1;
}
#else
@@ -221,9 +222,9 @@ #ifdef CONFIG_CPU_FREQ
* if the CPU frequency is scaled, TSC-based delays will need a different
* loops_per_jiffy value to function properly.
*/
-static unsigned int ref_freq = 0;
-static unsigned long loops_per_jiffy_ref = 0;
-static unsigned long cpu_khz_ref = 0;
+static unsigned int ref_freq;
+static unsigned long loops_per_jiffy_ref;
+static unsigned long cpu_khz_ref;
static int
time_cpufreq_notifier(struct notifier_block *nb, unsigned long val, void *data)
@@ -285,7 +286,7 @@ #endif
/* clock source code */
-static unsigned long current_tsc_khz = 0;
+static unsigned long current_tsc_khz;
static cycle_t read_tsc(void)
{
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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