From: kgene.kim@samsung•com (Kukjin Kim)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH] ARM: dts: fix split memory bank for SSDK5440
Date: Thu, 20 Dec 2012 16:43:39 -0800 [thread overview]
Message-ID: <01f901cddf14$39f04500$add0cf00$@samsung.com> (raw)
In-Reply-To: <3158118.uctD3XVWRG@flatron>
Tomasz Figa wrote:
>
> On Thursday 20 of December 2012 14:19:48 Subash Patel wrote:
> > I would like to ask a question here. Do we need to have sparse even if
> > the physical memory is contiguous? All the recent exynos machines come
> > with physical banks without any holes, and I am thinking why not drop it
> > and use flat mem instead. With LPAE these sections sizes wont be useful,
> > and I dont like to keep different section sizes for different
> > configurations. Any suggestions/opinions are very much helpful to me.
>
> Since sparse memory is the only option available on Exynos currently in
> kernel configuration, I assume there was a reason for it. However I am not
> an expert in memory management, so please correct me if I am wrong.
>
Hmm...yeah, as Subash said, it's no problem to disable sparsemem on EXYNOS
for now but memory hole can be existing on upcoming EXYNOS such as S5PV210
so keeping sparsemem would be better I think.
- Kukjin
next prev parent reply other threads:[~2012-12-21 0:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-20 19:03 [PATCH] ARM: dts: fix split memory bank for SSDK5440 Kukjin Kim
2012-12-20 19:56 ` Olof Johansson
2012-12-20 21:14 ` Tomasz Figa
2012-12-20 22:19 ` Subash Patel
2012-12-20 23:18 ` Tomasz Figa
2012-12-21 0:43 ` Kukjin Kim [this message]
2012-12-20 23:41 ` Russell King - ARM Linux
2012-12-21 0:32 ` Kukjin Kim
2012-12-21 0:35 ` Olof Johansson
2012-12-21 0:56 ` Cho KyongHo
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