From: David Daney <ddaney@caviumnetworks.com>
To: Ralf Baechle <ralf@linux-mips.org>,
Paul Gortmaker <Paul.Gortmaker@windriver.com>,
"VomLehn, David" <dvomlehn@cisco.com>,
linux-mips <linux-mips@linux-mips.org>
Subject: [PATCH 0/2] MIPS: Cleanup and optimize tlbex.c
Date: Wed, 13 May 2009 13:47:02 -0700 [thread overview]
Message-ID: <4A0B31C6.9050804@caviumnetworks.com> (raw)
The main motivation for this patch set is to optimize the tlb refill
handler in the case where it would be split on an eret instruction.
However, it was brought to my attention that the existing code was a
bit cryptic, so I start by trying to clean up the existing code before
patching it.
The first patch should be purely cosmetic, and the second adds the
optimization.
I will reply with the two patches.
David Daney (2):
MIPS: Replace some magic numbers with symbolic values in tlbex.c
MIPS: Don't branch to eret in TLB refill.
arch/mips/mm/tlbex.c | 80 +++++++++++++++++++++++++++++++++++---------------
1 files changed, 56 insertions(+), 24 deletions(-)
next reply other threads:[~2009-05-13 20:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-13 20:47 David Daney [this message]
2009-05-13 20:48 ` [PATCH 1/2] MIPS: Replace some magic numbers with symbolic values in tlbex.c David Daney
2009-05-13 21:34 ` Paul Gortmaker
2009-05-13 22:20 ` [PATCH 1/2] MIPS: Replace some magic numbers with symbolic values in tlbex.c (v2) David Daney
2009-05-13 20:48 ` [PATCH 2/2] MIPS: Don't branch to eret in TLB refill David Daney
2009-05-13 22:15 ` [PATCH 2/2] MIPS: Replace some magic numbers with symbolic values in tlbex.c (v2) David Daney
2009-05-13 22:17 ` David Daney
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