From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Valdis.Kletnieks@vt.edu
Cc: junkio@cox.net, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Port SquashFS to 2.6
Date: Tue, 22 Jul 2003 12:20:14 +0200 [thread overview]
Message-ID: <20030722102014.GC29430@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <200307220342.h6M3gbgf003555@turing-police.cc.vt.edu>
On Mon, 21 July 2003 23:42:37 -0400, Valdis.Kletnieks@vt.edu wrote:
>
> Not necessarily. It's quite possible (likely even) that one architecture might
> have N bytes overhead per call, and is allowed a 4K stack, and some other
> architecture has (N+30%) overhead, so 4K isn't enough - 5K is needed. However,
> other considerations cause a whole-page allocation, so instead of allocating
> 5K, it goes to 8K, with a 3K wastage....
And even worse, for short call chains, 4.1k would be enough, but for
long ones, you need up to 5.2k. How much is too much? We don't know
and it depends, so make a pessimistic guess.
Joern
next prev parent reply other threads:[~2003-07-22 10:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.k0do8p6.ch6pps@ifi.uio.no>
[not found] ` <fa.hre90bn.e6k5pf@ifi.uio.no>
2003-07-22 2:52 ` junkio
2003-07-22 3:42 ` Valdis.Kletnieks
2003-07-22 10:20 ` Jörn Engel [this message]
2003-07-22 10:16 ` Jörn Engel
2003-07-22 10:36 John Bradford
2003-07-22 10:47 ` Jörn Engel
-- strict thread matches above, loose matches on Subject: below --
2003-07-19 22:59 junkio
2003-07-19 23:35 ` David Dillow
2003-07-20 5:40 ` junkio
2003-07-20 8:22 ` Jörn Engel
2003-07-20 10:16 ` postmaster
2003-07-20 10:38 ` Jörn Engel
2003-07-20 1:50 ` Bernd Eckenfels
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20030722102014.GC29430@wohnheim.fh-wedel.de \
--to=joern@wohnheim.fh-wedel.de \
--cc=Valdis.Kletnieks@vt.edu \
--cc=junkio@cox.net \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®