linux-kernel - [PATCH 04/14] [ARM] Populate cpu_enabled

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Message-ID: <20080715023405.2528.34106.stgit@blender.achiang>
Date:	Mon, 14 Jul 2008 20:34:05 -0600
From:	Alex Chiang <achiang@...com>
To:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Cc:	linux-acpi@...r.kernel.org, Alex Chiang <achiang@...com>,
	Catalin Marinas <catalin.marinas@....com>,
	Russell King <rmk@...-67.arm.linux.org.uk>
Subject: [PATCH 04/14] [ARM] Populate cpu_enabled_map

Populate the cpu_enabled_map correctly.

Note that this patch does not actually make any decisions based
on the contents of the map.

However, as the map is presented via sysfs in:

	/sys/devices/system/cpu/

It should be populated correctly.

Signed-off-by: Alex Chiang <achiang@...com>
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Russell King <rmk@...-67.arm.linux.org.uk>
---

 arch/arm/mach-realview/platsmp.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 8e813ed..c33f298 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -241,8 +241,10 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	 * Initialise the present map, which describes the set of CPUs
 	 * actually populated at the present time.
 	 */
-	for (i = 0; i < max_cpus; i++)
+	for (i = 0; i < max_cpus; i++) {
 		cpu_set(i, cpu_present_map);
+		cpu_set(i, cpu_enabled_map);
+	}
 
 	/*
 	 * Initialise the SCU if there are more than one CPU and let

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