[dm-devel] [PATCH 12/13] Make generic_make_request handle arbitrarily large bios
Alasdair G Kergon
agk at redhat.com
Sat May 19 00:59:32 UTC 2012
On Fri, May 18, 2012 at 10:52:16AM -0700, Tejun Heo wrote:
> Does this by any chance allow killing ->merge_bvec_fn()?
merge_bvec also has an impact on efficiency.
Why create a too-large bio in the first place if it's only going to have to
get split up again?
If a change like this goes in, the various trade-offs should be re-examined.
Alasdair
More information about the dm-devel
mailing list