From: ebiederm+eric@ccr.net (Eric W. Biederman)
To: Colin Plumb <colin@nyx.net>, linux-mm@kvack.org
Subject: Re: Why don't shared anonymous mappings work?
Date: 06 Jan 1999 23:55:03 -0600 [thread overview]
Message-ID: <m1ww2zeifc.fsf@flinx.ccr.net> (raw)
In-Reply-To: ebiederm+eric@ccr.net's message of "06 Jan 1999 13:51:00 -0600"
And of course the last reason I just thought of, which is probably the real reason.
Currenlty anonymous pages if the are writable are assumed to have exactly
one mapping, or if it is in the swap cache the page is assumed to be read only.
So reusing the swap inode could be a real problem.
Eric
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next prev parent reply other threads:[~1999-01-07 6:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <199901061523.IAA14788@nyx10.nyx.net>
1999-01-06 19:51 ` Eric W. Biederman
1999-01-07 5:55 ` Eric W. Biederman [this message]
1999-01-13 20:21 ` Stephen C. Tweedie
1999-01-15 6:43 Colin Plumb
-- strict thread matches above, loose matches on Subject: below --
1999-01-14 3:07 Colin Plumb
1999-01-15 6:07 ` Benjamin C.R. LaHaise
1999-01-13 21:31 Colin Plumb
1999-01-19 14:32 ` Stephen C. Tweedie
1999-01-19 15:23 ` Eric W. Biederman
1999-01-05 12:51 Colin Plumb
1999-01-06 4:05 ` Eric W. Biederman
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