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Commit 76b3aec3 authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds
Browse files

tile: handle pgtable_page_ctor() fail 



Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: default avatarChris Metcalf <cmetcalf@tilera.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 1ae9ae5f

arch/tile/mm/pgtable.c

+5 −1
Original line number Diff line number Diff line
@@ -241,6 +241,11 @@ struct page *pgtable_alloc_one(struct mm_struct *mm, unsigned long address, 
	if (p == NULL)

		return NULL;



	if (!pgtable_page_ctor(p)) {

		__free_pages(p, L2_USER_PGTABLE_ORDER);

		return NULL;

	}



	/*

	 * Make every page have a page_count() of one, not just the first.

	 * We don't use __GFP_COMP since it doesn't look like it works
@@ -251,7 +256,6 @@ struct page *pgtable_alloc_one(struct mm_struct *mm, unsigned long address, 
		inc_zone_page_state(p+i, NR_PAGETABLE);

	}



	pgtable_page_ctor(p);

	return p;

}