From: Andrew Morton <akpm@osdl.org>

gcc generates crap code when you do this.  Saves seven bytes of text!

Cc: Ken Chen <kenneth.w.chen@intel.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 fs/block_dev.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff -puN fs/block_dev.c~optimize-o_direct-on-block-device-v3-tweak fs/block_dev.c
--- a/fs/block_dev.c~optimize-o_direct-on-block-device-v3-tweak
+++ a/fs/block_dev.c
@@ -209,7 +209,10 @@ blkdev_direct_IO(int rw, struct kiocb *i
 	struct bio *bio;
 	atomic_t *bio_count = &iocb->ki_bio_count;
 	struct page *page;
-	struct pvec pvec = { .nr = 0, .idx = 0, };
+	struct pvec pvec;
+
+	pvec.nr = 0;
+	pvec.idx = 0;
 
 	if (pos & blocksize_mask)
 		return -EINVAL;
_