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s390: remove all usages of PSW_ADDR_AMODE

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This is a leftover from the 31 bit area. For CONFIG_64BIT the usual
operation "y = x | PSW_ADDR_AMODE" is a nop. Therefore remove all
usages of PSW_ADDR_AMODE and make the code a bit less confusing.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
This commit is contained in:
Heiko Carstens
2016-01-18 12:49:44 +01:00
committed by Martin Schwidefsky
parent 696aafd369
commit fecc868a66
10 changed files with 28 additions and 33 deletions
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2
arch/s390/mm/fault.c
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@@ -258,7 +258,7 @@ static noinline void do_no_context(struct pt_regs *regs)
/* Are we prepared to handle this kernel fault? */
fixup = search_exception_tables(regs->psw.addr & PSW_ADDR_INSN);
if (fixup) {
regs->psw.addr = extable_fixup(fixup) | PSW_ADDR_AMODE;
regs->psw.addr = extable_fixup(fixup);
return;
}