From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Michael Ellerman <mpe@ellerman.id.au>, linuxppc-dev@ozlabs.org
Subject: Re: [v2] powerpc: Make sparsemem the default on 64-bit Book3S
Date: Tue, 11 Apr 2017 08:49:27 +1000 (AEST) [thread overview]
Message-ID: <3w253C4MrQz9sNK@ozlabs.org> (raw)
In-Reply-To: <1491372648-21708-1-git-send-email-mpe@ellerman.id.au>
On Wed, 2017-04-05 at 06:10:48 UTC, Michael Ellerman wrote:
> Make sparsemem the default on all 64-bit Book3S platforms. It already is
> for pseries and ps3, and we need to enable it for powernv because on
> POWER9 memory between chips is discontiguous.
>
> For the other platforms sparsemem should work fine, though it might add
> a small amount of overhead. We can always force FLATMEM in the
> defconfigs if necessary.
>
> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Applied to powerpc next.
https://git.kernel.org/powerpc/c/7b3912f4223541c5108565d4bad289
cheers
prev parent reply other threads:[~2017-04-10 22:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-05 6:10 [PATCH v2] powerpc: Make sparsemem the default on 64-bit Book3S Michael Ellerman
2017-04-10 22:49 ` Michael Ellerman [this message]
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