Messages in this thread | | | Date | Tue, 24 Mar 2015 11:31:48 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 3/3] block: loop: use vfs ITER_BVEC to read/write backing file |
| |
On Sun, Mar 22, 2015 at 04:14:54PM +0800, Ming Lei wrote: > Now loop code gets simplified a lot, and becomes more clean. > > Also one extra page copy is avoided for READ in case of none > transfer.
I really don't like the mess with the wrappers to pretent that read/write work the same, and the ibvec_rw_data structure doesn't exactly help readability either.
| |