From: Michael Neuling <mikey@neuling.org>
To: Michael Ellerman <mpe@ellerman.id.au>,
Oliver O'Halloran <oohall@gmail.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: powerpc/mm: Add a parameter to disable 1TB segs
Date: Tue, 05 Jul 2016 10:24:07 +1000 [thread overview]
Message-ID: <1467678247.30027.29.camel@neuling.org> (raw)
In-Reply-To: <3rjc771dmCz9sCg@ozlabs.org>
On Mon, 2016-07-04 at 16:09 +1000, Michael Ellerman wrote:
> On Mon, 2016-04-07 at 00:44:04 UTC, Oliver O'Halloran wrote:
> >=20
> > This patch adds the kernel command line parameter "no_tb_segs" which
> > forces the kernel to use 256MB rather than 1TB segments. Forcing the
> > use
> > of 256MB segments makes it considerably easier to test code that
> > depends
> > on an SLB miss occurring.
> That's a fairly awful name :)
>=20
> Can you call it "disable_1T_segments" ?
>=C2=A0
>=20
> It should also be mentioned in Documentation/kernel-parameters.txt, with
> emphasis that it's a debug option and powerpc only.
To that end, should we add "powerpc_" at the start of the option?
Mikey
next prev parent reply other threads:[~2016-07-05 0:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-04 0:44 [PATCH] powerpc/mm: Add a parameter to disable 1TB segs Oliver O'Halloran
2016-07-04 4:59 ` Balbir Singh
2016-07-04 6:09 ` Michael Ellerman
2016-07-05 0:24 ` Michael Neuling [this message]
2016-07-05 0:53 ` oliver
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