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authorJan Beulich <jbeulich@novell.com>2007-07-21 17:10:25 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-21 18:37:09 -0700
commit09488165d5cc795a90b789c5657b1cbd279beb16 (patch)
tree4fe8e07ab2eca98cdcbf086081a4b26c4a1c11de
parentd567b6a955c2c1a6b0e8fc13ecddc7d4ac4900a2 (diff)
downloadop-kernel-dev-09488165d5cc795a90b789c5657b1cbd279beb16.zip
op-kernel-dev-09488165d5cc795a90b789c5657b1cbd279beb16.tar.gz
i386: smp-alt-once option is only useful with HOTPLUG_CPU
Hence remove its handling in the opposite case. Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/i386/kernel/alternative.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/i386/kernel/alternative.c b/arch/i386/kernel/alternative.c
index d8cda14..0695be5 100644
--- a/arch/i386/kernel/alternative.c
+++ b/arch/i386/kernel/alternative.c
@@ -5,9 +5,8 @@
#include <asm/alternative.h>
#include <asm/sections.h>
-static int noreplace_smp = 0;
-static int smp_alt_once = 0;
-static int debug_alternative = 0;
+#ifdef CONFIG_HOTPLUG_CPU
+static int smp_alt_once;
static int __init bootonly(char *str)
{
@@ -15,6 +14,11 @@ static int __init bootonly(char *str)
return 1;
}
__setup("smp-alt-boot", bootonly);
+#else
+#define smp_alt_once 1
+#endif
+
+static int debug_alternative;
static int __init debug_alt(char *str)
{
@@ -23,6 +27,8 @@ static int __init debug_alt(char *str)
}
__setup("debug-alternative", debug_alt);
+static int noreplace_smp;
+
static int __init setup_noreplace_smp(char *str)
{
noreplace_smp = 1;
@@ -376,8 +382,6 @@ void __init alternative_instructions(void)
#ifdef CONFIG_HOTPLUG_CPU
if (num_possible_cpus() < 2)
smp_alt_once = 1;
-#else
- smp_alt_once = 1;
#endif
#ifdef CONFIG_SMP
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