From: Arjan van de Ven <arjan@infradead.org>
To: Roland Dreier <rdreier@cisco.com>
Cc: Andrew Morton <akpm@osdl.org>,
mingo@elte.hu, zach.brown@oracle.com, openib-general@openib.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Convert idr's internal locking to _irqsave variant
Date: Fri, 14 Jul 2006 08:20:26 +0200 [thread overview]
Message-ID: <1152858026.3159.7.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <adad5c9rqd5.fsf@cisco.com>
On Thu, 2006-07-13 at 17:18 -0700, Roland Dreier wrote:
> Arjan> it does get harder if this is needed for your IB device to
> Arjan> do more work, so that your swap device on your IB can take
> Arjan> more IO's to free up ram..
>
> That's the classic problem, but it's more a matter of the consumer
> using GFP_NOIO in the right places.
GFP_NOIO isn't going to save you in the cases where the memory really is
running low and you need the memory to do more IO...
next prev parent reply other threads:[~2006-07-14 6:20 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-11 20:10 ipoib lockdep warning Zach Brown
2006-07-11 21:16 ` Michael S. Tsirkin
2006-07-11 21:40 ` Sean Hefty
2006-07-11 21:50 ` [openib-general] " Zach Brown
2006-07-11 22:54 ` Roland Dreier
2006-07-11 23:27 ` Zach Brown
2006-07-11 23:43 ` Roland Dreier
2006-07-11 23:53 ` Zach Brown
2006-07-12 0:06 ` Roland Dreier
2006-07-12 9:38 ` Ingo Molnar
2006-07-12 11:09 ` Michael S. Tsirkin
2006-07-12 16:31 ` [openib-general] " Sean Hefty
2006-07-12 18:56 ` Roland Dreier
2006-07-13 15:55 ` [PATCH] IB/core: use correct gfp_mask in sa_query Michael S. Tsirkin
2006-07-12 19:06 ` [openib-general] ipoib lockdep warning Roland Dreier
2006-07-12 20:45 ` [PATCH] Convert idr's internal locking to _irqsave variant Roland Dreier
2006-07-12 21:14 ` Ingo Molnar
2006-07-13 1:30 ` Andrew Morton
2006-07-13 15:42 ` Roland Dreier
2006-07-13 20:54 ` Andrew Morton
2006-07-13 21:03 ` Roland Dreier
2006-07-13 21:05 ` Arjan van de Ven
2006-07-14 0:18 ` Roland Dreier
2006-07-14 6:20 ` Arjan van de Ven [this message]
2006-07-13 21:43 ` Andrew Morton
2006-07-14 1:08 ` Roland Dreier
2006-07-14 1:18 ` Andrew Morton
2006-07-14 1:30 ` Andrew Morton
2006-07-17 15:57 ` Roland Dreier
2006-07-12 2:33 ` [openib-general] ipoib lockdep warning Roland Dreier
2006-07-12 6:49 ` Arjan van de Ven
2006-07-12 19:01 ` Roland Dreier
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