[PATCH 4/4] Make mce polling timers 1 sec jiffy aligned

[Venki Pallipadi]

round_jiffies() for i386 and x86-64 non-critical/corrected MCE polling.

Signed-off-by: Venkatesh Pallipadi <[EMAIL PROTECTED]>

Index: linux-2.6.22-rc-mm/arch/x86_64/kernel/mce.c
===================================================================
--- linux-2.6.22-rc-mm.orig/arch/x86_64/kernel/mce.c    2007-05-24 
11:15:57.000000000 -0700
+++ linux-2.6.22-rc-mm/arch/x86_64/kernel/mce.c 2007-05-25 17:29:21.000000000 
-0700
@@ -366,7 +366,8 @@
                next_interval = min(next_interval*2, check_interval*HZ);
        }
 
-       schedule_delayed_work(&mcheck_work, next_interval);
+       schedule_delayed_work(&mcheck_work,
+                             round_jiffies_relative(next_interval));
 }
 
 
@@ -374,7 +375,8 @@
 { 
        next_interval = check_interval * HZ;
        if (next_interval)
-               schedule_delayed_work(&mcheck_work, next_interval);
+               schedule_delayed_work(&mcheck_work,
+                                     round_jiffies_relative(next_interval));
        return 0;
 } 
 __initcall(periodic_mcheck_init);
@@ -618,7 +620,8 @@
        on_each_cpu(mce_init, NULL, 1, 1);       
        next_interval = check_interval * HZ;
        if (next_interval)
-               schedule_delayed_work(&mcheck_work, next_interval);
+               schedule_delayed_work(&mcheck_work,
+                                     round_jiffies_relative(next_interval));
 }
 
 static struct sysdev_class mce_sysclass = {
Index: linux-2.6.22-rc-mm/arch/i386/kernel/cpu/mcheck/non-fatal.c
===================================================================
--- linux-2.6.22-rc-mm.orig/arch/i386/kernel/cpu/mcheck/non-fatal.c     
2007-04-25 20:08:32.000000000 -0700
+++ linux-2.6.22-rc-mm/arch/i386/kernel/cpu/mcheck/non-fatal.c  2007-05-25 
17:27:49.000000000 -0700
@@ -57,7 +57,7 @@
 static void mce_work_fn(struct work_struct *work)
 { 
        on_each_cpu(mce_checkregs, NULL, 1, 1);
-       schedule_delayed_work(&mce_work, MCE_RATE);
+       schedule_delayed_work(&mce_work, round_jiffies_relative(MCE_RATE));
 } 
 
 static int __init init_nonfatal_mce_checker(void)
@@ -82,7 +82,7 @@
        /*
         * Check for non-fatal errors every MCE_RATE s
         */
-       schedule_delayed_work(&mce_work, MCE_RATE);
+       schedule_delayed_work(&mce_work, round_jiffies_relative(MCE_RATE));
        printk(KERN_INFO "Machine check exception polling timer started.\n");
        return 0;
 }
-
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