From: Jun Sun <jsun@mvista.com>
To: Ralf Baechle <ralf@oss.sgi.com>
Cc: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>,
Joe deBlaquiere <jadb@redhat.com>,
"Kevin D. Kissell" <kevink@mips.com>,
linux-mips@oss.sgi.com
Subject: Re: Surprise! (Re: MIPS_ATOMIC_SET again (Re: newest kernel
Date: Thu, 31 May 2001 12:16:24 -0700 [thread overview]
Message-ID: <3B169888.1F5DBDFF@mvista.com> (raw)
In-Reply-To: 20010531135454.A1195@bacchus.dhis.org
Ralf Baechle wrote:
>
> On Mon, May 28, 2001 at 05:34:26PM +0200, Maciej W. Rozycki wrote:
>
> > > Alright, I rolled my sleeve and digged into IRIX 6.5, and guess what?
> > > sysmips() does NOT have MIPS_ATOMIC_SET (2001) on IRIX! See the header below.
> >
> > I remember Ralf writing of this being a compatibility call with RISC/OS
> > (is it the original OS of MIPS, Inc.?), IIRC. Ralf: am I right?
>
> Yes; this function is also implemented for IRIX 5 which we have some
> binary compatibility code for.
>
Is anybody at all still running IRIX binary on Linux? My impression the
compatibility is broken a while back.
> > > So apparently MIPS_ATOMIC_SET was invented for Linux only, probably just to
> > > implement _test_and_set(). (It would be interesting to see how IRIX
> > > implement _test_and_set() on MIPS I machines. However, the machine I
> > > have access uses ll/sc instructions).
>
> I don't recall seeing a _test_and_set() in the IRIX API/ABI.
>
It is part of SYSV MIPS supplement spec. IRIX 6.5 has it.
Jun
next prev parent reply other threads:[~2001-05-31 19:17 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-21 22:45 newest kernel George Gensure
2001-05-21 23:10 ` Pete Popov
2001-05-21 23:23 ` Jun Sun
2001-05-21 23:25 ` Pete Popov
2001-05-22 12:33 ` Florian Lohoff
2001-05-22 17:04 ` George Gensure
2001-05-22 17:04 ` George Gensure
2001-05-22 22:46 ` MIPS_ATOMIC_SET again (Re: " Jun Sun
2001-05-23 6:37 ` Joe deBlaquiere
2001-05-23 13:34 ` Maciej W. Rozycki
2001-05-23 17:48 ` Joe deBlaquiere
2001-05-23 18:20 ` Kevin D. Kissell
2001-05-23 18:20 ` Kevin D. Kissell
2001-05-23 19:37 ` Maciej W. Rozycki
2001-05-23 23:49 ` Kevin D. Kissell
2001-05-23 23:49 ` Kevin D. Kissell
2001-05-24 4:11 ` Joe deBlaquiere
2001-05-24 10:56 ` Maciej W. Rozycki
2001-05-24 10:44 ` Maciej W. Rozycki
2001-05-24 15:15 ` Kevin D. Kissell
2001-05-24 15:15 ` Kevin D. Kissell
2001-05-24 16:21 ` Maciej W. Rozycki
2001-05-24 22:46 ` Joe deBlaquiere
2001-05-25 17:19 ` Maciej W. Rozycki
2001-05-25 22:02 ` Surprise! (Re: " Jun Sun
2001-05-25 23:56 ` Jun Sun
2001-05-28 15:34 ` Maciej W. Rozycki
2001-05-29 22:32 ` Jun Sun
2001-05-30 6:46 ` Kevin D. Kissell
2001-05-30 6:46 ` Kevin D. Kissell
2001-05-30 13:42 ` Maciej W. Rozycki
2001-05-30 17:39 ` Jun Sun
2001-05-31 8:37 ` Maciej W. Rozycki
2001-05-31 11:54 ` Ralf Baechle
2001-05-31 19:16 ` Jun Sun [this message]
2001-05-23 18:41 ` Jun Sun
2001-05-23 18:54 ` Florian Lohoff
2001-05-23 18:55 ` Florian Lohoff
2001-05-23 20:04 ` Joe deBlaquiere
2001-05-24 9:32 ` Maciej W. Rozycki
2001-05-26 13:14 ` Florian Lohoff
2001-05-28 15:37 ` Maciej W. Rozycki
2001-05-26 13:15 ` Florian Lohoff
2001-05-28 15:43 ` Maciej W. Rozycki
2001-05-28 16:25 ` Kevin D. Kissell
2001-05-28 16:25 ` Kevin D. Kissell
2001-05-28 17:10 ` Maciej W. Rozycki
2001-05-29 6:57 ` Geert Uytterhoeven
2001-05-29 10:45 ` Maciej W. Rozycki
2001-05-29 13:02 ` Joe deBlaquiere
2001-05-29 15:45 ` Mike McDonald
2001-05-30 1:32 ` Mike McDonald
2001-05-30 7:09 ` Kevin D. Kissell
2001-05-30 7:09 ` Kevin D. Kissell
2001-05-30 14:48 ` J. Scott Kasten
2001-05-30 14:48 ` J. Scott Kasten
2001-05-29 22:37 ` Jun Sun
2001-05-30 12:01 ` Maciej W. Rozycki
2001-05-30 17:54 ` Jun Sun
2001-05-31 7:39 ` Maciej W. Rozycki
2001-05-23 19:44 ` Maciej W. Rozycki
2001-05-24 4:25 ` Keith M Wesolowski
2001-05-23 21:06 ` Jun Sun
2001-05-23 19:29 ` Maciej W. Rozycki
2001-05-23 17:10 ` Jun Sun
2001-05-23 13:18 ` Maciej W. Rozycki
2001-05-23 17:38 ` Jun Sun
2001-05-23 18:47 ` Maciej W. Rozycki
2001-05-23 20:58 ` Jun Sun
2001-05-23 13:45 ` wrt irc joshua
2001-05-23 15:19 ` porting from headers Keith M Wesolowski
2001-05-23 15:55 ` wrt irc nick
2001-05-23 15:57 ` Keith M Wesolowski
2001-05-23 16:03 ` nick
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