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authorDavid Howells <dhowells@redhat.com>2023-05-22 21:57:39 +0100
committerJens Axboe <axboe@kernel.dk>2023-05-24 08:42:44 -0600
commita450f49708ea2ccabd1c5d2fe8a702ca5ef77941 (patch)
treee5972a27f21ab3bd784b53931823fd1822c0a47d /fs/iomap
parentbbeb087e5a6f849e776874cfce1e3c2414b13bb1 (diff)
iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing
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> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> cc: Al Viro <viro@zeniv.linux.org.uk> cc: linux-fsdevel@vger.kernel.org Reviewed-by: Christian Brauner <brauner@kernel.org> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20230522205744.2825689-2-dhowells@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/iomap')
-rw-r--r--fs/iomap/direct-io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index 019cc87d0fb3..66a9f10e3207 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -203,7 +203,7 @@ 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);
}