mm: use linear_page_index() in do_fault()
authorMatthew Wilcox <matthew.r.wilcox@intel.com>
Tue, 15 Mar 2016 21:57:28 +0000 (14:57 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 15 Mar 2016 23:55:16 +0000 (16:55 -0700)
commit88193f7ce6657ec4197b1f26b73b37197373b8e6
tree246c8405fb0aea518b25646cfbb0a8e85064da04
parentfdf1cdb91b6ab7a8a91df68c384f36b8a0909cab
mm: use linear_page_index() in do_fault()

do_fault() assumes that PAGE_SIZE is the same as PAGE_CACHE_SIZE.  Use
linear_page_index() to calculate pgoff in the correct units.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memory.c