Messages in this thread | | | Date | Mon, 31 Oct 2016 08:29:01 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 09/60] dm: dm.c: replace 'bio->bi_vcnt == 1' with !bio_multiple_segments |
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On Sat, Oct 29, 2016 at 04:08:08PM +0800, Ming Lei wrote: > Avoid to access .bi_vcnt directly, because it may be not what > the driver expected any more after supporting multipage bvec. > > Signed-off-by: Ming Lei <tom.leiming@gmail.com>
It would be really nice to have a comment in the code why it's even checking for multiple segments.
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