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From: Christophe Leroy <christophe.leroy@c-s.fr>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Scott Wood <oss@buserror.net>
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH v2 0/3] Optimisation on 8xx prior to hugepage implementation
Date: Fri, 16 Sep 2016 08:42:02 +0200 (CEST)	[thread overview]
Message-ID: <cover.1474004638.git.christophe.leroy@c-s.fr> (raw)

This serie is a prologue of hugepage implementation on the 8xx.
It some how optimises the DTLBMiss handler while allowing at the
same time to hook the hugepage handling that will be introduced in
a subsequent patch serie.

v1 of those patches was part of a serie identified
"powerpc/8xx: implementation of huge pages"

Christophe Leroy (3):
  powerpc/8xx: use r3 to scratch CR in ITLBmiss
  powerpc/8xx: Move additional DTLBMiss handlers out of exception area
  powerpc/8xx: make user addr DTLB miss the short path

 arch/powerpc/kernel/head_8xx.S | 134 +++++++++++++++++++----------------------
 1 file changed, 62 insertions(+), 72 deletions(-)

-- 
2.1.0

             reply	other threads:[~2016-09-16  7:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-16  6:42 Christophe Leroy [this message]
2016-09-16  6:42 ` [PATCH v2 1/3] powerpc/8xx: use r3 to scratch CR in ITLBmiss Christophe Leroy
2016-09-16  6:42 ` [PATCH v2 2/3] powerpc/8xx: Move additional DTLBMiss handlers out of exception area Christophe Leroy
2016-09-16  6:42 ` [PATCH v2 3/3] powerpc/8xx: make user addr DTLB miss the short path Christophe Leroy

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