namei: Call aops write_begin() and write_end() directly

pagecache_write_begin() and pagecache_write_end() are now trivial
wrappers, so call the aops directly.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
1 file changed