From: David Rientjes <rientjes@google.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel list <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH] mm: Make it easier to catch NULL cache names
Date: Mon, 27 Jul 2009 22:01:33 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.00.0907272200520.22207@chino.kir.corp.google.com> (raw)
In-Reply-To: <1248749739.30993.39.camel@pasglop>
On Tue, 28 Jul 2009, Benjamin Herrenschmidt wrote:
> > Please don't do BUG_ON() when there are alternatives.
> >
> > In this case, something like
> >
> > if (WARN_ON(!name))
> > return NULL;
> >
> > would probably have worked too.
>
> Fair enough.. I'll send a new patch.
>
Actually needs goto err, not return NULL, to appropriately panic when
SLAB_PANIC is set.
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next prev parent reply other threads:[~2009-07-28 5:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-28 1:48 Benjamin Herrenschmidt
2009-07-28 2:52 ` Linus Torvalds
2009-07-28 2:55 ` Benjamin Herrenschmidt
2009-07-28 5:01 ` David Rientjes [this message]
2009-07-28 7:39 ` Benjamin Herrenschmidt
2009-07-28 4:11 Benjamin Herrenschmidt
2009-07-29 0:06 ` Andrew Morton
2009-07-29 5:55 ` Benjamin Herrenschmidt
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