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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2017-08-31 13:18:22 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2017-09-06 09:24:41 +0200
commit2fc4876ea8a9932e0d0bd84daf638186fcadd01f (patch)
tree2b71436235e958ebca554530c6ca2fa81a7c6b3a /arch
parentMerge tag 'devprop-4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff)
downloadlinux-2fc4876ea8a9932e0d0bd84daf638186fcadd01f.tar.xz
linux-2fc4876ea8a9932e0d0bd84daf638186fcadd01f.zip
s390/mm: use VM_BUG_ON in crst_table_[upgrade|downgrade]
The BUG_ON in crst_table_[upgrade|downgrade] is a debugging aid, replace it with VM_BUG_ON. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-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 c5b74dd61197..05b5b1b0a8d9 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -83,7 +83,7 @@ int crst_table_upgrade(struct mm_struct *mm, unsigned long end)
int rc, notify;
/* upgrade should only happen from 3 to 4, 3 to 5, or 4 to 5 levels */
- BUG_ON(mm->context.asce_limit < _REGION2_SIZE);
+ VM_BUG_ON(mm->context.asce_limit < _REGION2_SIZE);
if (end >= TASK_SIZE_MAX)
return -ENOMEM;
rc = 0;
@@ -124,7 +124,7 @@ void crst_table_downgrade(struct mm_struct *mm)
pgd_t *pgd;
/* downgrade should only happen from 3 to 2 levels (compat only) */
- BUG_ON(mm->context.asce_limit != _REGION2_SIZE);
+ VM_BUG_ON(mm->context.asce_limit != _REGION2_SIZE);
if (current->active_mm == mm) {
clear_user_asce();