From: Christoph Rohland <cr@sap.com>
To: lothar.maerkle@gmx.de
Cc: linux-mm@kvack.org
Subject: Re: shmfs/tmpfs/vm-fs
Date: 07 Dec 2001 16:07:44 +0100 [thread overview]
Message-ID: <m3vgfjjcfz.fsf@linux.local> (raw)
In-Reply-To: 01120712372904.00795@hishmoom
Hi Lothar,
On Fri, 7 Dec 2001, der erste Schuettler wrote:
> thanks for the paper but, with sysvipc, are msyncs still needed, to
> keep the shared pages in sync with the file on the tmpfs?
Of course not. sync on tmpfs does nothing.
> You could use the same pages for all... tmpfs ist cool, is it
> possible to change the permissions on an shared object or istead of
> shmctl IPC_RMID just use rm /de/shm/SYSVblablub?
It was possible in some 2.3 kernels, but this had to be removed with
the cleanup :-(
Greetings
Christoph
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next prev parent reply other threads:[~2001-12-07 15:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-06 15:54 shmfs/tmpfs/vm-fs der erste Schuettler
2001-12-07 10:51 ` shmfs/tmpfs/vm-fs Christoph Rohland
2001-12-07 11:37 ` shmfs/tmpfs/vm-fs der erste Schuettler
2001-12-07 15:07 ` Christoph Rohland [this message]
2001-12-08 6:39 ` shmfs/tmpfs/vm-fs H. Peter Anvin
2001-12-08 9:54 ` shmfs/tmpfs/vm-fs Christoph Rohland
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