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s390/mm: remove unused tprot() function

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Since commit 461e0da7ddbb ("s390: remove broken hibernate / power
management support") there are no users of tprot() left. Remove
the function itself as well.

Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
This commit is contained in:
Alexander Gordeev 2022-07-15 06:43:32 +02:00
parent af2debd58b
commit 7190d84966
1 changed files with 0 additions and 14 deletions
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14
arch/s390/include/asm/mmu.h
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@ -42,18 +42,4 @@ typedef struct {
.context.pgtable_list = LIST_HEAD_INIT(name.context.pgtable_list), \
.context.gmap_list = LIST_HEAD_INIT(name.context.gmap_list),
static inline int tprot(unsigned long addr)
{
int rc = -EFAULT;
asm volatile(
" tprot 0(%1),0\n"
"0: ipm %0\n"
" srl %0,28\n"
"1:\n"
EX_TABLE(0b,1b)
: "+d" (rc) : "a" (addr) : "cc");
return rc;
}
#endif