fs: xfs: replace BIO_MAX_SECTORS with BIO_MAX_PAGES

BIO_MAX_PAGES is used as maximum count of bvecs, so replace BIO_MAX_SECTORS with BIO_MAX_PAGES since BIO_MAX_SECTORS is to be removed. Reviewed-by: Christoph Hellwig <[email protected]> Signed-off-by: Ming Lei <[email protected]> Tested-by: Hannes Reinecke <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
cluon · Jun 9, 2016 · c908e38 · c908e38
1 parent 1bdc76a
commit c908e38
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
@@ -1158,9 +1158,7 @@ xfs_buf_ioapply_map(
 
 next_chunk:
 	atomic_inc(&bp->b_io_remaining);
-	nr_pages = BIO_MAX_SECTORS >> (PAGE_SHIFT - BBSHIFT);
-	if (nr_pages > total_nr_pages)
-		nr_pages = total_nr_pages;
+	nr_pages = min(total_nr_pages, BIO_MAX_PAGES);
 
 	bio = bio_alloc(GFP_NOIO, nr_pages);
 	bio->bi_bdev = bp->b_target->bt_bdev;