--Ivan
> -----Original Message-----
> From: owner-linux-kernel@vger.rutgers.edu
> [mailto:owner-linux-kernel@vger.rutgers.edu]On Behalf Of Jan Vroonhof
> Sent: Friday, August 20, 1999 2:33 PM
> To: Christoph Rohland
> Cc: x-linux-kernel@vger.rutgers.edu
> Subject: Re: AIX disclaim() or Tru64 madvise (MADV_DONTNEED) needed
>
>
> Christoph Rohland <hans-christoph.rohland@sap-ag.de> writes:
>
> > You can not use file descriptors for shared memory since they sync to
> > file on unmap. This would be possible if we had shm_open which
> > implements shared memory with the normal fd/mmap/unmap syntax.
>
> Are you implying that it would suffice if you could use MAP_SHARED of
> /dev/zero and/or MAP_SHARED|MAP_ANONYMOUS style shared memory?
>
> If so, there is (or was) a patch for doing this for Linux (look for
> shmfs). It seems to me like a nice feature for 2.3
>
> See
>
> http://www.uwsg.indiana.edu/hypermail/linux/kernel/9806.2/0803.html
>
> (It was even designed explicitly for shm_open)
>
> Unfortunately the website seems to have disappeared :-(
>
> Jan
>
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