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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-09-11 10:29:03 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-09-11 10:29:55 +0200
commit4bb5e07b68565d7983108993aa23eccf5f1b35fe (patch)
treea76f2d5933cc8d90878f3df2d29f09fbd952daca /arch/s390/kernel/head.S
parent53f8c573ea3b54b7e1b81d2cd403373b08103736 (diff)
[S390] Limit cpu detection to 256 physical cpus.
Saves us more than 65k pointless IPIs. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/head.S')
-rw-r--r--arch/s390/kernel/head.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index ec688234852..c52b4f7742f 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -27,6 +27,7 @@
#include <asm/asm-offsets.h>
#include <asm/thread_info.h>
#include <asm/page.h>
+#include <asm/cpu.h>
#ifdef CONFIG_64BIT
#define ARCH_OFFSET 4