sparc64: Initialize xl_hugepage_shift to 0

Currently, this global is incorrectly initialized
to the default hugepage size (HPAGE_SHIFT) which
causes non-8M hugepages fail to initialize.

Orabug: 24439278

Signed-off-by: Nitin Gupta <nitin.m.gupta@oracle.com>
Signed-off-by: Allen Pais <allen.pais@oracle.com>

diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 572a25f4b0a9029c175e0ce581e5050738db8fde..c28abb62367c7bff002d94a1a403fd2d69a4fade 100644 (file)
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -439,7 +439,7 @@ static void __update_mmu_tsb_insert(struct mm_struct *mm, unsigned long tsb_inde
 }
 
 #ifdef CONFIG_HUGETLB_PAGE
-unsigned int xl_hugepage_shift = HPAGE_SHIFT;
+unsigned int xl_hugepage_shift;
 static unsigned long xl_hugepage_pte;
 
 static bool is_xl_hugetlb_pte(pte_t pte)