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Date:      Sun, 30 Dec 2001 18:24:29 +0100
From:      Poul-Henning Kamp <phk@critter.freebsd.dk>
To:        Maxim Konovalov <maxim@macomnet.ru>
Cc:        Sheldon Hearn <sheldonh@starjuice.net>, current@FreeBSD.ORG, chad@FreeBSD.ORG
Subject:   Re: Junior Kernel Hacker Task: ccdinit stack usage. 
Message-ID:  <27864.1009733069@critter.freebsd.dk>
In-Reply-To: Your message of "Sun, 30 Dec 2001 16:45:31 %2B0300." <20011230160821.L36208-100000@news1.macomnet.ru> 

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In message <20011230160821.L36208-100000@news1.macomnet.ru>, Maxim Konovalov wr
ites:

>> > tmppath is a rather big one but I can't find the second item. What
>> > about this patch:
>>
>> I think the others are the partinfo and ccdgeom structures.
>
>struct partinfo holds only two pointers, ccg is a pointer too.

I meant partinfo, but I hadn't looked at it in enough detail
to notice how small it actually was.  My fault.

>> As an aside, what's the undocumented M_DEVBUF flag for?

It's a catch-all malloc bucket for things in drivers which are not
worth allocating their own bucket for.

M_TEMP is a similar catch-all bucket for which I belive the
rule-of-thumb is that nothing should remain allocated by the time
we return to userland.


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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