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mm: do not use mm->nr_pmds on !MMU configurations

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mm->nr_pmds doesn't make sense on !MMU configurations

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill A. Shutemov
2015-02-12 14:59:59 -08:00
committed by Linus Torvalds
parent f48b80a5e2
commit 2d2f5119b8
2 changed files with 9 additions and 4 deletions
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4
kernel/fork.c
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@@ -555,9 +555,7 @@ static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p)
INIT_LIST_HEAD(&mm->mmlist);
mm->core_state = NULL;
atomic_long_set(&mm->nr_ptes, 0);
#ifndef __PAGETABLE_PMD_FOLDED
atomic_long_set(&mm->nr_pmds, 0);
#endif
mm_nr_pmds_init(mm);
mm->map_count = 0;
mm->locked_vm = 0;
mm->pinned_vm = 0;