X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=arch%2Fs390%2Fkernel%2Fhead.S;h=22596d70fc2e8961f1e29dc80305248b20028c79;hb=5732c468495effd3089c1c893f3eba9a8a1d373c;hp=1046c2c9f8d139b723ce32fbeded0b71fc1f388b;hpb=b114701c0e8d580a05643c874d87e2501ab729cb;p=mirror_ubuntu-bionic-kernel.git

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)