[PATCH v2 01/17] powerpc/mm: Don't BUG() in hugepd_page()

From: Christophe Leroy
Date: Fri Apr 26 2019 - 01:59:46 EST


Use VM_BUG_ON() instead of BUG_ON(), as those BUG_ON()
are not there to catch runtime errors but to catch errors
during development cycle only.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
arch/powerpc/include/asm/hugetlb.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h
index 8d40565ad0c3..7f1867e428c0 100644
--- a/arch/powerpc/include/asm/hugetlb.h
+++ b/arch/powerpc/include/asm/hugetlb.h
@@ -14,7 +14,7 @@
*/
static inline pte_t *hugepd_page(hugepd_t hpd)
{
- BUG_ON(!hugepd_ok(hpd));
+ VM_BUG_ON(!hugepd_ok(hpd));
/*
* We have only four bits to encode, MMU page size
*/
@@ -42,7 +42,7 @@ static inline void flush_hugetlb_page(struct vm_area_struct *vma,

static inline pte_t *hugepd_page(hugepd_t hpd)
{
- BUG_ON(!hugepd_ok(hpd));
+ VM_BUG_ON(!hugepd_ok(hpd));
#ifdef CONFIG_PPC_8xx
return (pte_t *)__va(hpd_val(hpd) & ~HUGEPD_SHIFT_MASK);
#else
--
2.13.3