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From: Ravikiran G Thirumalai <kiran@in.ibm.com>
To: Andrew Morton <akpm@digeo.com>
Cc: linux-kernel@vger.kernel.org, paulus@au1.ibm.com
Subject: Re: [patch] Make prof_counter use per-cpu areas patch 2/4 -- ppc arch
Date: Mon, 13 Jan 2003 18:03:23 +0530	[thread overview]
Message-ID: <20030113123323.GD2714@in.ibm.com> (raw)
In-Reply-To: <20030113122835.GC2714@in.ibm.com>

This one's for ppc.


diff -ruN -X dontdiff linux-2.5.55/arch/ppc/kernel/smp.c prof_counter-2.5.55/arch/ppc/kernel/smp.c
--- linux-2.5.55/arch/ppc/kernel/smp.c	Thu Jan  9 09:34:25 2003
+++ prof_counter-2.5.55/arch/ppc/kernel/smp.c	Mon Jan 13 14:20:04 2003
@@ -45,7 +45,7 @@
 atomic_t ipi_recv;
 atomic_t ipi_sent;
 unsigned int prof_multiplier[NR_CPUS] = { [1 ... NR_CPUS-1] = 1 };
-unsigned int prof_counter[NR_CPUS] = { [1 ... NR_CPUS-1] = 1 };
+DEFINE_PER_CPU(unsigned int, prof_counter) = 1;
 unsigned long cache_decay_ticks = HZ/100;
 unsigned long cpu_online_map = 1UL;
 unsigned long cpu_possible_map = 1UL;
@@ -90,9 +90,9 @@
 {
 	int cpu = smp_processor_id();
 
-	if (!--prof_counter[cpu]) {
+	if (!--per_cpu(prof_counter, cpu)) {
 		update_process_times(user_mode(regs));
-		prof_counter[cpu]=prof_multiplier[cpu];
+		per_cpu(prof_counter, cpu)=prof_multiplier[cpu];
 	}
 }
 

  reply	other threads:[~2003-01-13 12:11 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-01-13 12:28 [patch] Make prof_counter use per-cpu areas patch 1/4 -- x86 arch Ravikiran G Thirumalai
2003-01-13 12:33 ` Ravikiran G Thirumalai [this message]
2003-01-14  2:21   ` [patch] Make prof_counter use per-cpu areas patch 2/4 -- ppc arch Paul Mackerras
2003-01-13 12:36 ` [patch] Make prof_counter use per-cpu areas patch 3/4 -- x86_64 arch Ravikiran G Thirumalai
     [not found]   ` <20030113152110.GA19931@wotan.suse.de>
2003-01-16 12:17     ` Ravikiran G Thirumalai
2003-01-13 12:38 ` [patch] Make prof_counter use per-cpu areas patch 4/4 -- sparc arch Ravikiran G Thirumalai
2003-01-13 16:49   ` Pete Zaitcev
2003-01-14 11:46     ` David S. Miller
2003-01-13 20:10 ` [patch] Make prof_counter use per-cpu areas patch 1/4 -- x86 arch Andrew Morton
2003-01-16 12:06   ` Ravikiran G Thirumalai
2003-01-16 20:18     ` Andrew Morton

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