[PATCH] Syncer rewriting

Attilio Rao attilio at freebsd.org
Sun Apr 18 14:39:49 UTC 2010


2010/4/18 Poul-Henning Kamp <phk at phk.freebsd.dk>:
> In message <F335207A-4AE3-4993-8CC7-16CCEE425BC4 at samsco.org>, Scott Long writes
> :
>>On Apr 16, 2010, at 2:23 AM, Poul-Henning Kamp wrote:
>
>>It's been 5-6 (7?) years since you invented the bufobj, but I still =
>>haven't seen
>>anything in GEOM use it as you suggest.
>
> Pretty much because we need to give the syncer the lobotomy Attilio
> is current in the middle of.

Being more precise, what kind of support do you need for completing
this? Do you think do you need all the standard syncer logic we have
now to be replicated for bufobj?
I have the impression that this is very much vnode specific (for
example, also the rush/speedup mechanism has meaning mostly in terms
of pages held by the vnode). Do you think, looking at the patch, that
the offered support is enough with having it remplemented efficiently
and only bufobj specific?

Thanks,
Attilio


-- 
Peace can only be achieved by understanding - A. Einstein


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