block: remove the bi_seg_{front,back}_size fields in struct bio

At this point these fields aren't used for anything, so we can remove them.

Christoph Hellwig committed 7 years ago

Commit 68698751 parent 200a9af2 files · +12 −89Browse files

Showing the changes to include/linux (1 of 2 files). Show all

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@@ -159,13 +159,6 @@ struct bio { · 158 unmodified lines
159	159	*/
160	160	unsigned int bi_phys_segments;
161	161
162		− /*
163		− * To keep track of the max segment size, we account for the
164		− * sizes of the first and last mergeable segments in this bio.
165		− */
166		− unsigned int bi_seg_front_size;
167		− unsigned int bi_seg_back_size;
168		−
169	162	struct bvec_iter bi_iter;
170	163
171	164	atomic_t __bi_remaining;

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