From: ebiederm+eric@ccr.net (Eric W. Biederman)
To: Linus Torvalds <torvalds@transmeta.com>
Cc: "Stephen C. Tweedie" <sct@redhat.com>,
masp0008@stud.uni-sb.de,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH] Re: swapcache bug?
Date: 09 Feb 1999 01:15:28 -0600 [thread overview]
Message-ID: <m1k8xs120f.fsf@flinx.ccr.net> (raw)
In-Reply-To: Linus Torvalds's message of "Mon, 8 Feb 1999 10:48:06 -0800 (PST)"
>>>>> "LT" == Linus Torvalds <torvalds@transmeta.com> writes:
LT> Yes. The page offset will become a "sector offset" (I'd actually like to
LT> make it a page number, but then I'd have to break ZMAGIC dynamic loading
LT> due to the fractional page offsets, so it's not worth it for three extra
LT> bits), and that gives you 41 bits of addressing even on a 32-bit machine.
LT> Which is plenty - considering that by the time you need more than that
LT> you'd _really_ better be running on a larger machine anyway.
??? With the latter OMAGIC format everthing is page aligned already.
I have a patch that removes page sharing support from ZMAGIC but keeps
everything functional. Tested with a OMAGIC libc ZMAGIC doom and
ZMAGIC Xlibs. This is on my queue for submission to 2.3.
Eric
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next prev parent reply other threads:[~1999-02-09 9:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-02-07 18:21 swapcache bug? Manfred Spraul
1999-02-07 21:30 ` Eric W. Biederman
1999-02-08 16:39 ` [PATCH] " Stephen C. Tweedie
1999-02-08 17:32 ` Linus Torvalds
1999-02-08 17:51 ` Stephen C. Tweedie
1999-02-08 18:48 ` Linus Torvalds
1999-02-08 21:13 ` Matti Aarnio
1999-02-09 7:15 ` Eric W. Biederman [this message]
1999-02-09 16:32 ` Linus Torvalds
1999-02-10 0:28 ` Eric W. Biederman
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