Since smp_tune_scheduling() didn't do anything we can simply remove it.
Signed-off-by: Adrian Bunk <[email protected]>
---
arch/mips/kernel/smp.c | 28 ----------------------------
1 file changed, 28 deletions(-)
--- linux-2.6.20-rc3-mm1/arch/mips/kernel/smp.c.old 2007-01-11 14:19:43.000000000 +0100
+++ linux-2.6.20-rc3-mm1/arch/mips/kernel/smp.c 2007-01-11 14:20:01.000000000 +0100
@@ -51,33 +51,6 @@
EXPORT_SYMBOL(phys_cpu_present_map);
EXPORT_SYMBOL(cpu_online_map);
-static void smp_tune_scheduling (void)
-{
- struct cache_desc *cd = ¤t_cpu_data.scache;
- unsigned long cachesize; /* kB */
- unsigned long cpu_khz;
-
- /*
- * Crude estimate until we actually meassure ...
- */
- cpu_khz = loops_per_jiffy * 2 * HZ / 1000;
-
- /*
- * Rough estimation for SMP scheduling, this is the number of
- * cycles it takes for a fully memory-limited process to flush
- * the SMP-local cache.
- *
- * (For a P5 this pretty much means we will choose another idle
- * CPU almost always at wakeup time (this is due to the small
- * L1 cache), on PIIs it's around 50-100 usecs, depending on
- * the cache size)
- */
- if (!cpu_khz)
- return;
-
- cachesize = cd->linesz * cd->sets * cd->ways;
-}
-
extern void __init calibrate_delay(void);
extern ATTRIB_NORET void cpu_idle(void);
@@ -245,7 +218,6 @@
{
init_new_context(current, &init_mm);
current_thread_info()->cpu = 0;
- smp_tune_scheduling();
plat_prepare_cpus(max_cpus);
#ifndef CONFIG_HOTPLUG_CPU
cpu_present_map = cpu_possible_map;
-
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