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-rw-r--r--arch/s390/kernel/head31.S1
-rw-r--r--arch/s390/kernel/head64.S1
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/kernel/head31.S b/arch/s390/kernel/head31.S
index 2ced846065b..602b508cd4c 100644
--- a/arch/s390/kernel/head31.S
+++ b/arch/s390/kernel/head31.S
@@ -24,6 +24,7 @@ startup_continue:
# Setup stack
#
l %r15,.Linittu-.LPG1(%r13)
+ st %r15,__LC_THREAD_INFO # cache thread info in lowcore
mvc __LC_CURRENT(4),__TI_task(%r15)
ahi %r15,1<<(PAGE_SHIFT+THREAD_ORDER) # init_task_union+THREAD_SIZE
st %r15,__LC_KERNEL_STACK # set end of kernel stack
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 65667b2e65c..bdcb3f05bcd 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -92,6 +92,7 @@ startup_continue:
# Setup stack
#
larl %r15,init_thread_union
+ stg %r15,__LC_THREAD_INFO # cache thread info in lowcore
lg %r14,__TI_task(%r15) # cache current in lowcore
stg %r14,__LC_CURRENT
aghi %r15,1<<(PAGE_SHIFT+THREAD_ORDER) # init_task_union + THREAD_SIZE