From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jeremy Kerr <jk@ozlabs.org>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 4/15] celleb: interfaces to the hypervisor of Celleb
Date: Tue, 12 Dec 2006 15:42:39 +1100 [thread overview]
Message-ID: <1165898559.11914.18.camel@localhost.localdomain> (raw)
In-Reply-To: <200612121450.41561.jk@ozlabs.org>
> Also, do you need beat_errno? you return the same value in every
> function anyway.
It's actually a very bad thing to have a global errno... It's racy, how
do you do if multiple CPUs modify it at the same time ? Thus the content
of it is worthless, so just drop it ;-)
Ben.
next prev parent reply other threads:[~2006-12-12 4:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-12 3:23 [PATCH 4/15] celleb: interfaces to the hypervisor of Celleb Ishizaki Kou
2006-12-12 3:50 ` Jeremy Kerr
2006-12-12 4:42 ` Benjamin Herrenschmidt [this message]
2006-12-12 17:31 ` Geoff Levand
2006-12-14 1:35 ` Ishizaki Kou
-- strict thread matches above, loose matches on Subject: below --
2006-12-12 11:21 Ishizaki Kou
2006-12-12 20:13 ` Arnd Bergmann
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