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
next 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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