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-rw-r--r--arch/s390/kernel/head.S18
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S
index 1046c2c9f8d1..22596d70fc2e 100644
--- a/arch/s390/kernel/head.S
+++ b/arch/s390/kernel/head.S
@@ -23,6 +23,7 @@
*
*/
+#include <linux/init.h>
#include <asm/setup.h>
#include <asm/lowcore.h>
#include <asm/asm-offsets.h>
@@ -35,7 +36,7 @@
#define ARCH_OFFSET 0
#endif
-.section ".text.head","ax"
+__HEAD
#ifndef CONFIG_IPL
.org 0
.long 0x00080000,0x80000000+startup # Just a restart PSW
@@ -471,7 +472,12 @@ startup:basr %r13,0 # get base
.LPG0:
xc 0x200(256),0x200 # partially clear lowcore
xc 0x300(256),0x300
-
+ l %r1,5f-.LPG0(%r13)
+ stck 0(%r1)
+ spt 6f-.LPG0(%r13)
+ mvc __LC_LAST_UPDATE_CLOCK(8),0(%r1)
+ mvc __LC_LAST_UPDATE_TIMER(8),6f-.LPG0(%r13)
+ mvc __LC_EXIT_TIMER(8),5f-.LPG0(%r13)
#ifndef CONFIG_MARCH_G5
# check processor version against MARCH_{G5,Z900,Z990,Z9_109,Z10}
stidp __LC_CPUID # store cpuid
@@ -496,9 +502,13 @@ startup:basr %r13,0 # get base
brct %r0,0b
#endif
- l %r13,0f-.LPG0(%r13)
+ l %r13,4f-.LPG0(%r13)
b 0(%r13)
-0: .long startup_continue
+ .align 4
+4: .long startup_continue
+5: .long sched_clock_base_cc
+ .align 8
+6: .long 0x7fffffff,0xffffffff
#
# params at 10400 (setup.h)