Messages in this thread |  | | Date | Sun, 27 Feb 2022 14:58:13 -0700 | Subject | Re: [PATCH 3/6] block, fs: assert that key paths use iovecs, and nothing else | From | Jens Axboe <> |
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> diff --git a/block/bio.c b/block/bio.c > index b15f5466ce08..4679d6539e2d 100644 > --- a/block/bio.c > +++ b/block/bio.c > @@ -1167,6 +1167,8 @@ static int __bio_iov_iter_get_pages(struct bio *bio, struct iov_iter *iter) > BUILD_BUG_ON(PAGE_PTRS_PER_BVEC < 2); > pages += entries_left * (PAGE_PTRS_PER_BVEC - 1); > > + WARN_ON_ONCE(!iter_is_iovec(iter)); > +
If these make sense, why aren't they also returning an error?
-- Jens Axboe
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