Linus, All
This cleanup patch makes fast_gettimeoffset_quotient (a timer_tsc
specific variable) static, and replaces its usage with cpu_khz, making
it timer_opt independent.
Please apply.
thanks
-john
diff -Nru a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
--- a/arch/i386/kernel/smpboot.c Tue Feb 11 16:12:33 2003
+++ b/arch/i386/kernel/smpboot.c Tue Feb 11 16:12:33 2003
@@ -182,8 +182,6 @@
#define NR_LOOPS 5
-extern unsigned long fast_gettimeoffset_quotient;
-
/*
* accurate 64-bit/32-bit division, expanded to 32-bit divisions and 64-bit
* multiplication. Not terribly optimized but we need it at boot time only
@@ -223,7 +221,8 @@
printk("checking TSC synchronization across %u CPUs: ", num_booting_cpus());
- one_usec = ((1<<30)/fast_gettimeoffset_quotient)*(1<<2);
+ /* convert from kcyc/sec to cyc/usec */
+ one_usec = cpu_khz / 1000;
atomic_set(&tsc_start_flag, 1);
wmb();
diff -Nru a/arch/i386/kernel/timers/timer_tsc.c b/arch/i386/kernel/timers/timer_tsc.c
--- a/arch/i386/kernel/timers/timer_tsc.c Tue Feb 11 16:12:33 2003
+++ b/arch/i386/kernel/timers/timer_tsc.c Tue Feb 11 16:12:33 2003
@@ -29,7 +29,7 @@
* Equal to 2^32 * (1 / (clocks per usec) ).
* Initialized in time_init.
*/
-unsigned long fast_gettimeoffset_quotient;
+static unsigned long fast_gettimeoffset_quotient;
static unsigned long get_offset_tsc(void)
{
-
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