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authorDavid Howells <dhowells@redhat.com>2023-09-25 15:03:03 +0300
committerChristian Brauner <brauner@kernel.org>2023-09-25 15:30:28 +0300
commitf1b4cb650b9a0eeba206d8f069fcdc532bfbcd74 (patch)
treef41e8cb629e39e1250c8b507d1c4380c4d8a8908 /lib/iov_iter.c
parent7d9e44a6ad8a22135e6308d330da29271f41a98a (diff)
downloadlinux-f1b4cb650b9a0eeba206d8f069fcdc532bfbcd74.tar.xz
iov_iter: Derive user-backedness from the iterator type
Use the iterator type to determine whether an iterator is user-backed or not rather than using a special flag for it. Now that ITER_UBUF and ITER_IOVEC are 0 and 1, they can be checked with a single comparison. Signed-off-by: David Howells <dhowells@redhat.com> Link: https://lore.kernel.org/r/20230925120309.1731676-7-dhowells@redhat.com cc: Alexander Viro <viro@zeniv.linux.org.uk> cc: Jens Axboe <axboe@kernel.dk> cc: Christoph Hellwig <hch@lst.de> cc: Christian Brauner <christian@brauner.io> cc: Matthew Wilcox <willy@infradead.org> cc: Linus Torvalds <torvalds@linux-foundation.org> cc: David Laight <David.Laight@ACULAB.COM> cc: linux-block@vger.kernel.org cc: linux-fsdevel@vger.kernel.org cc: linux-mm@kvack.org Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'lib/iov_iter.c')
-rw-r--r--lib/iov_iter.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index 27234a820eeb..227c9f536b94 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -290,7 +290,6 @@ void iov_iter_init(struct iov_iter *i, unsigned int direction,
.iter_type = ITER_IOVEC,
.copy_mc = false,
.nofault = false,
- .user_backed = true,
.data_source = direction,
.__iov = iov,
.nr_segs = nr_segs,