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Groups > linux.kernel > #1580626
| From | Christoph Hellwig <hch@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v1 1/5] block: introduce bio_clone_bioset_partial() |
| Date | 2017-02-14 17:10 +0100 |
| Message-ID | <taNPX-41e-1@gated-at.bofh.it> (permalink) |
| References | <t9h5M-2lX-13@gated-at.bofh.it> <t9h5M-2lX-27@gated-at.bofh.it> <tapaV-4mz-1@gated-at.bofh.it> <tazMZ-38v-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Feb 14, 2017 at 09:04:26AM +0800, Ming Lei wrote: > On Mon, Feb 13, 2017 at 9:46 PM, Christoph Hellwig <hch@infradead.org> wrote: > > On Fri, Feb 10, 2017 at 06:56:13PM +0800, Ming Lei wrote: > >> md still need bio clone(not the fast version) for behind write, > >> and it is more efficient to use bio_clone_bioset_partial(). > >> > >> The idea is simple and just copy the bvecs range specified from > >> parameters. > > > > Given how few users bio_clone_bioset has I wonder if we shouldn't > > simply add the two new arguments to it instead of adding another > > indirection. > > For md write-behind, looks we have to provide the two arguments, > could you explain a bit how we can do that by adding another indirection? I meant to just pass the additional arguments that bio_clone_bioset_partial has to bio_clone_bioset.
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Re: [PATCH v1 1/5] block: introduce bio_clone_bioset_partial() Ming Lei <tom.leiming@gmail.com> - 2017-02-14 02:10 +0100
Re: [PATCH v1 1/5] block: introduce bio_clone_bioset_partial() Christoph Hellwig <hch@infradead.org> - 2017-02-14 17:10 +0100
Re: [PATCH v1 1/5] block: introduce bio_clone_bioset_partial() Ming Lei <tom.leiming@gmail.com> - 2017-02-15 03:30 +0100
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