[XFS] fix writeback control handling fix a reversed condition on where to

[linux.git] / fs / mpage.c

diff --git a/fs/mpage.c b/fs/mpage.c
index c5adcdddf3cc457dabb7af2197f69684a4b86020..e431cb3878d699561e668d9378009815cfb4256a 100644 (file)
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -184,7 +184,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages,
        if (page_has_buffers(page))
                goto confused;
 
-       block_in_file = page->index << (PAGE_CACHE_SHIFT - blkbits);
+       block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits);
        last_block = (i_size_read(inode) + blocksize - 1) >> blkbits;
 
        bh.b_page = page;
@@ -466,7 +466,7 @@ __mpage_writepage(struct bio *bio, struct page *page, get_block_t get_block,
         * The page has no buffers: map it to disk
         */
        BUG_ON(!PageUptodate(page));
-       block_in_file = page->index << (PAGE_CACHE_SHIFT - blkbits);
+       block_in_file = (sector_t)page->index << (PAGE_CACHE_SHIFT - blkbits);
        last_block = (i_size - 1) >> blkbits;
        map_bh.b_page = page;
        for (page_block = 0; page_block < blocks_per_page; ) {
@@ -721,7 +721,7 @@ retry:
                                                &last_block_in_bio, &ret, wbc,
                                                page->mapping->a_ops->writepage);
                        }
-                       if (unlikely(ret == WRITEPAGE_ACTIVATE))
+                       if (unlikely(ret == AOP_WRITEPAGE_ACTIVATE))
                                unlock_page(page);
                        if (ret || (--(wbc->nr_to_write) <= 0))
                                done = 1;