From: Michael Ellerman <mpe@ellerman.id.au>
To: Oliver O'Halloran <oohall@gmail.com>, linuxppc-dev@lists.ozlabs.org
Cc: mikey@neuling.org, Oliver O'Halloran <oohall@gmail.com>
Subject: Re: powerpc/mm: Add a parameter to disable 1TB segs
Date: Mon, 4 Jul 2016 16:09:55 +1000 (AEST) [thread overview]
Message-ID: <3rjc771dmCz9sCg@ozlabs.org> (raw)
In-Reply-To: <1467593044-10600-1-git-send-email-oohall@gmail.com>
On Mon, 2016-04-07 at 00:44:04 UTC, Oliver O'Halloran wrote:
> 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 :)
Can you call it "disable_1T_segments" ?
It should also be mentioned in Documentation/kernel-parameters.txt, with
emphasis that it's a debug option and powerpc only.
cheers
next prev parent reply other threads:[~2016-07-04 6:09 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 [this message]
2016-07-05 0:24 ` Michael Neuling
2016-07-05 0:53 ` oliver
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