From: Roman Zippel <zippel@linux-m68k.org>
To: Linus Torvalds <torvalds@transmeta.com>
Cc: Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Linux-2.5.16
Date: Mon, 20 May 2002 03:15:38 +0200 (CEST) [thread overview]
Message-ID: <Pine.LNX.4.21.0205200311420.23394-100000@serv> (raw)
In-Reply-To: <Pine.LNX.4.44.0205191742130.10180-100000@home.transmeta.com>
Hi,
On Sun, 19 May 2002, Linus Torvalds wrote:
> That reminds me - we should increment the rss for page directories now on
> the allocation path, because we will decrement rss for them when we free
> them (and because it's the right thing to do anyway, I guess - better
> resource tracking).
>
> The other alternative is to make separate versions of "tlb_remove_page()":
> one that decrements RSS, one that doesn't (and the latter would be used
> for page directories).
>
> Finally, I haven't really heard anything back from the "strange" VM
> architectures (ie sparc v8 and PPC) other than Davem's buy-in that the
> basic approach should work ok for them.
There is another problem even on rather "normal" systems, a pgd/pmd
directory doesn't have to be of PAGE_SIZE size, e.g. on m68k it's 512
bytes.
bye, Roman
next prev parent reply other threads:[~2002-05-20 1:15 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-18 7:57 Linux-2.5.16 Linus Torvalds
2002-05-18 8:05 ` Linux-2.5.16 Aschwin Marsman - aYniK Software Solutions
2002-05-18 8:21 ` Linux-2.5.16 Russell King
2002-05-18 9:51 ` Linux-2.5.16 Tomas Szepe
2002-05-18 11:28 ` Linux-2.5.16 Marcus Alanen
2002-05-18 15:38 ` Linux-2.5.16 Matthias Andree
2002-05-18 15:44 ` Linux-2.5.16 Tomas Szepe
2002-05-18 8:52 ` Linux-2.5.16 mikeH
2002-05-18 18:33 ` Linux-2.5.16 Andrew Morton
2002-05-20 0:33 ` Linux-2.5.16 Roman Zippel
2002-05-20 0:39 ` Linux-2.5.16 Linus Torvalds
2002-05-20 0:47 ` Linux-2.5.16 Linus Torvalds
2002-05-20 1:09 ` Linux-2.5.16 Paul Mackerras
2002-05-20 1:25 ` Linux-2.5.16 Linus Torvalds
2002-05-20 12:43 ` Linux-2.5.16 Paul Mackerras
2002-05-20 16:13 ` Linux-2.5.16 Linus Torvalds
2002-05-20 23:30 ` Linux-2.5.16 David S. Miller
2002-05-20 23:37 ` Linux-2.5.16 David S. Miller
2002-05-21 1:02 ` [PATCH] TLB changes (was Re: Linux-2.5.16) David S. Miller
2002-05-20 23:55 ` Linux-2.5.16 Paul Mackerras
2002-05-21 0:18 ` Linux-2.5.16 Paul Mackerras
2002-05-21 5:10 ` Linux-2.5.16 Linus Torvalds
2002-05-21 5:10 ` Linux-2.5.16 David S. Miller
2002-05-21 16:01 ` Linux-2.5.16 Linus Torvalds
2002-05-21 16:45 ` Linux-2.5.16 Linus Torvalds
2002-05-20 1:15 ` Roman Zippel [this message]
2002-05-20 1:20 ` Linux-2.5.16 Linus Torvalds
2002-05-20 4:30 ` Linux-2.5.16 David S. Miller
2002-05-20 22:20 ` Linux-2.5.16 Roman Zippel
2002-05-20 23:36 ` [PATCH] Fix rss accounting Roman Zippel
2002-05-20 1:10 ` Linux-2.5.16 Roman Zippel
2002-05-20 17:57 ` Linux-2.5.16 Linus Torvalds
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