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s390: move thread_info into task_struct

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This is the s390 variant of commit 15f4eae70d ("x86: Move
thread_info into task_struct").

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens
2016-11-08 11:08:26 +01:00
committed by Martin Schwidefsky
parent c360192bf4
commit d5c352cdd0
8 changed files with 19 additions and 36 deletions
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5
arch/s390/kernel/head64.S
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@@ -32,10 +32,9 @@ ENTRY(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
larl %r14,init_task
stg %r14,__LC_CURRENT
larl %r15,init_thread_union
aghi %r15,1<<(PAGE_SHIFT+THREAD_ORDER) # init_task_union + THREAD_SIZE
stg %r15,__LC_KERNEL_STACK # set end of kernel stack
aghi %r15,-160