From: Andrew Morton <akpm@linux-foundation.org>
To: Christoph Lameter <cl@linux.com>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>, linux-mm@kvack.org
Subject: Re: [PATCH] slub: Avoid irqoff/on in bulk allocation
Date: Wed, 16 Sep 2015 15:13:14 -0700 [thread overview]
Message-ID: <20150916151314.2377c39c5cc48dc71817858c@linux-foundation.org> (raw)
In-Reply-To: <alpine.DEB.2.11.1508281443290.11894@east.gentwo.org>
On Fri, 28 Aug 2015 14:44:20 -0500 (CDT) Christoph Lameter <cl@linux.com> wrote:
> Use the new function that can do allocation while
> interrupts are disabled. Avoids irq on/off sequences.
>
It's going to increase worst-case irq-off times though. By how much? Is
it a good tradeoff?
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prev parent reply other threads:[~2015-09-16 22:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-28 19:44 [PATCH] slub: Avoid irqoff/on in bulk allocation Christoph Lameter
2015-09-02 9:09 ` Jesper Dangaard Brouer
2015-09-02 18:04 ` Christoph Lameter
2015-09-02 18:51 ` Jesper Dangaard Brouer
2015-09-16 22:13 ` Andrew Morton [this message]
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