From: "Christoph Rohland" <cr@sap.com>
To: "'Stas Sergeev'" <stsp@aknet.ru>, "'Hugh Dickins'" <hugh@veritas.com>
Cc: "'Andrew Morton'" <akpm@osdl.org>, <linux-kernel@vger.kernel.org>
Subject: RE: [patch][rfc] expandable anonymous shared mappings
Date: Wed, 23 Jun 2004 14:23:56 +0300 [thread overview]
Message-ID: <054d01c45914$93435d20$1d751e0a@P105541> (raw)
In-Reply-To: <40D55D13.20803@aknet.ru>
Hi Stas, Hugh,
> The trick is that I am setting the old_len arg
> of mremap() to 0. This means that the new mapping
> is created while the old one is *not* being
> destroyed. So I get multiple virtual memory
> areas referencing the same shared memory region,
> lets call them "aliases".
I would propose you use the posix shm API for what you want to do and leave
anonymous shared memory as a special case of this like it is...
Keep it simple and stupid!
Just my 2cts
Christoph
next prev parent reply other threads:[~2004-06-23 11:24 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-16 18:12 Stas Sergeev
2004-06-18 20:46 ` Hugh Dickins
2004-06-19 9:07 ` Stas Sergeev
2004-06-20 0:20 ` Hugh Dickins
2004-06-20 9:46 ` Stas Sergeev
2004-06-23 11:23 ` Christoph Rohland [this message]
2004-06-23 18:45 ` Stas Sergeev
2004-06-28 14:25 ` Christoph Rohland
2004-06-28 14:22 ` Hugh Dickins
2004-06-28 18:48 ` Stas Sergeev
2004-06-28 21:44 ` Hugh Dickins
2004-06-29 17:06 ` Stas Sergeev
2004-06-29 17:41 ` Hugh Dickins
2004-06-29 19:03 ` Stas Sergeev
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='054d01c45914$93435d20$1d751e0a@P105541' \
--to=cr@sap.com \
--cc=akpm@osdl.org \
--cc=hugh@veritas.com \
--cc=linux-kernel@vger.kernel.org \
--cc=stsp@aknet.ru \
/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
Powered by JetHome