Messages in this thread Patch in this message | | | Date | Thu, 9 Mar 2023 08:08:36 +1100 | From | Dave Chinner <> | Subject | Re: [PATCH v17 09/14] iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing |
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On Wed, Mar 08, 2023 at 04:52:46PM +0000, David Howells wrote: > ZERO_PAGE can't go away, no need to hold an extra reference. > > Signed-off-by: David Howells <dhowells@redhat.com> > Reviewed-by: David Hildenbrand <david@redhat.com> > Reviewed-by: John Hubbard <jhubbard@nvidia.com> > cc: Al Viro <viro@zeniv.linux.org.uk> > cc: David Hildenbrand <david@redhat.com> > cc: linux-fsdevel@vger.kernel.org > --- > fs/iomap/direct-io.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c > index f771001574d0..850fb9870c2f 100644 > --- a/fs/iomap/direct-io.c > +++ b/fs/iomap/direct-io.c > @@ -202,7 +202,7 @@ static void iomap_dio_zero(const struct iomap_iter *iter, struct iomap_dio *dio, > bio->bi_private = dio; > bio->bi_end_io = iomap_dio_bio_end_io; > > - get_page(page); > + bio_set_flag(bio, BIO_NO_PAGE_REF); > __bio_add_page(bio, page, len, 0); > iomap_dio_submit_bio(iter, dio, bio, pos); > }
Looks fine.
Reviewed-by: Dave Chinner <dchinner@redhat.com> -- Dave Chinner david@fromorbit.com
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