From: Oleg Drokin <green@namesys.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linus Torvalds <torvalds@transmeta.com>,
William Lee Irwin III <wli@holomorphy.com>,
linux-kernel@vger.kernel.org
Subject: Re: [patch] generic-pidhash-2.5.36-D4, BK-curr
Date: Fri, 20 Sep 2002 12:27:16 +0400 [thread overview]
Message-ID: <20020920122716.A2297@namesys.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0209190344280.3935-100000@localhost.localdomain>
Hello!
On Thu, Sep 19, 2002 at 04:54:46AM +0200, Ingo Molnar wrote:
> - unified kernel/pid.c and kernel/idtag.c into kernel/pid.c.
> + /*
> + * Free the page if someone raced with us
> + * installing it:
> + */
> + if (cmpxchg(&map->page, NULL, page))
> + free_page(page);
Note that this piece breaks compilation for every arch that does not
have cmpxchg implementation.
This is the case with x86 (with CONFIG_X86_CMPXCHG undefined, e.g. i386),
ARM, CRIS, m68k, MIPS, MIPS64, PARISC, s390, SH, sparc32, UML (for x86).
Bye,
Oleg
next prev parent reply other threads:[~2002-09-20 8:22 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.44.0209182101150.27697-100000@localhost.localdomain>
2002-09-19 2:54 ` [patch] generic-pidhash-2.5.36-D4, BK-curr Ingo Molnar
2002-09-19 6:10 ` Linus Torvalds
2002-09-19 9:25 ` Ingo Molnar
2002-09-19 10:59 ` William Lee Irwin III
2002-09-19 15:12 ` Linus Torvalds
2002-09-19 15:21 ` Ingo Molnar
2002-09-19 16:35 ` Andries Brouwer
2002-09-19 16:43 ` Linus Torvalds
2002-09-19 18:54 ` Miquel van Smoorenburg
2002-09-19 19:10 ` Kai Henningsen
2002-09-19 20:32 ` Linus Torvalds
2002-09-19 22:29 ` Miquel van Smoorenburg
2002-09-19 19:38 ` [patch] generic-pidhash-2.5.36-J2, BK-curr Ingo Molnar
2002-09-19 20:21 ` Christoph Hellwig
2002-09-19 23:32 ` Dave Jones
2002-09-19 23:46 ` Ingo Molnar
2002-09-19 21:31 ` Linus Torvalds
2002-09-19 21:39 ` Ingo Molnar
2002-09-20 8:27 ` Oleg Drokin [this message]
2002-09-20 9:40 ` [patch] generic-pidhash-2.5.36-D4, BK-curr Ingo Molnar
2002-09-20 11:43 ` Oleg Drokin
2002-09-20 12:15 ` Russell King
2002-09-20 16:34 ` Ingo Molnar
2002-09-20 17:11 ` Andrew Morton
2002-09-20 13:03 Hanumanthu. H
-- strict thread matches above, loose matches on Subject: below --
2002-09-20 13:12 Hanumanthu. H
2002-09-20 13:09 ` Oleg Drokin
2002-09-20 16:47 ` Ingo Molnar
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