On 2.08.2017 10:10, Nikolay Borisov wrote: > We already get the block counts and the calculate the end block at the > beginning of the function. Let's use the local variables for consistency and > readability. No functional changes > > Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx> > --- ping > fs/direct-io.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/fs/direct-io.c b/fs/direct-io.c > index 08cf27811e5a..987bc17a5f5e 100644 > --- a/fs/direct-io.c > +++ b/fs/direct-io.c > @@ -1139,7 +1139,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, > } > > /* watch out for a 0 len io from a tricksy fs */ > - if (iov_iter_rw(iter) == READ && !iov_iter_count(iter)) > + if (iov_iter_rw(iter) == READ && !count) > return 0; > > dio = kmem_cache_alloc(dio_cache, GFP_KERNEL); > @@ -1248,8 +1248,7 @@ do_blockdev_direct_IO(struct kiocb *iocb, struct inode *inode, > > dio->should_dirty = (iter->type == ITER_IOVEC); > sdio.iter = iter; > - sdio.final_block_in_request = > - (offset + iov_iter_count(iter)) >> blkbits; > + sdio.final_block_in_request = end >> blkbits; > > /* > * In case of non-aligned buffers, we may need 2 more >
