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authorAlexander Gordeev <agordeev@linux.ibm.com>2020-03-19 13:44:49 +0100
committerVasily Gorbik <gor@linux.ibm.com>2020-03-28 12:46:12 +0100
commitf75556081afe5a565c2ce200837406303a59ae2b (patch)
tree25afcc7950bfdb0e6dc79baadeb9ffd577656f40 /arch/s390/mm/pgalloc.c
parents390/mm: remove page table downgrade support (diff)
downloadlinux-dev-f75556081afe5a565c2ce200837406303a59ae2b.tar.xz
linux-dev-f75556081afe5a565c2ce200837406303a59ae2b.zip
s390/mm: cleanup virtual memory constants usage
Remove duplicate definitions and consolidate usage of virutal and address translation constants. Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/mm/pgalloc.c')
-rw-r--r--arch/s390/mm/pgalloc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 4630fb7705ca..498c98a312f4 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -121,7 +121,7 @@ int crst_table_upgrade(struct mm_struct *mm, unsigned long end)
__pgd = (unsigned long *) mm->pgd;
pgd_populate(mm, (pgd_t *) pgd, (p4d_t *) __pgd);
mm->pgd = (pgd_t *) pgd;
- mm->context.asce_limit = -PAGE_SIZE;
+ mm->context.asce_limit = TASK_SIZE_MAX;
mm->context.asce = __pa(mm->pgd) | _ASCE_TABLE_LENGTH |
_ASCE_USER_BITS | _ASCE_TYPE_REGION1;
}
@@ -527,7 +527,7 @@ void base_asce_free(unsigned long asce)
base_region2_walk(table, 0, _REGION1_SIZE, 0);
break;
case _ASCE_TYPE_REGION1:
- base_region1_walk(table, 0, -_PAGE_SIZE, 0);
+ base_region1_walk(table, 0, TASK_SIZE_MAX, 0);
break;
}
base_crst_free(table);