From: Andrew Morton <akpm@linux-foundation.org>
To: Octavian Purdila <opurdila@ixiacom.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC] [PATCH] splice: add ->splice_read support for /dev/zero
Date: Mon, 18 Aug 2008 21:43:18 -0700 [thread overview]
Message-ID: <20080818214318.7142ae3e.akpm@linux-foundation.org> (raw)
In-Reply-To: <1218074455-17901-1-git-send-email-opurdila@ixiacom.com>
On Thu, 7 Aug 2008 05:00:55 +0300 Octavian Purdila <opurdila@ixiacom.com> wrote:
> Useful for testing.
>
> Preallocating the zero page is simpler and faster with the relatively
> small (?) drawback of using an extra page of memory.
How much faster is it? What workloads/benchmarks/etc?
> Maybe when CONFIG_EMBEDED is selected we can switch to dynamically
> allocating the page?
>
One more page won't kill us. People might want one-page-per-node, too.
But that all depends on what the benefits and applications of this are..
next prev parent reply other threads:[~2008-08-19 4:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-07 2:00 Octavian Purdila
2008-08-19 4:43 ` Andrew Morton [this message]
2008-08-19 9:07 ` Octavian Purdila
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