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Commit 06aa05b3 authored Apr 03, 2009 by Russ Anderson Committed by Ingo Molnar Apr 08, 2009

x86: prevent /sys/firmware/sgi_uv from being created on non-uv systems



/sys/firmware/sgi_uv should only be created on uv systems.

Signed-off-by: Russ Anderson <rja@sgi.com>
LKML-Reference: <20090403222423.GA28546@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 6a891a24

arch/x86/kernel/uv_sysfs.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@

		#include <linux/sysdev.h>
		#include <asm/uv/bios.h>
		#include <asm/uv/uv.h>

		struct kobject *sgi_uv_kobj;

		@@ -47,6 +48,9 @@ static int __init sgi_uv_sysfs_init(void)
		{
		unsigned long ret;

		if (!is_uv_system())
		return -ENODEV;

		if (!sgi_uv_kobj)
		sgi_uv_kobj = kobject_create_and_add("sgi_uv", firmware_kobj);
		if (!sgi_uv_kobj) {