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SubjectRe: [PATCH] likely cleanup: revert unlikely in ll_back_merge_fn
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On Wed, 2006-04-26 at 07:20 +0200, Jens Axboe wrote:
> But blk_recount_segments() sets the BIO_SEG_VALID flag. Ugh ok
> __bio_add_page() basically kills the flag. James, I think you are the
> author of that addition, does it really need to be so restrictive?
>
> /* If we may be able to merge these biovecs, force a recount */
> if (bio->bi_vcnt && (BIOVEC_PHYS_MERGEABLE(bvec-1, bvec) ||
> BIOVEC_VIRT_MERGEABLE(bvec-1, bvec)))
> bio->bi_flags &= ~(1 << BIO_SEG_VALID);

Help me out here ... I can't find this chunk of code in the current
tree. Where is it?

James


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