sh: TLB protection violation exception optimizations.

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This adds a bit of rework to have the TLB protection violations skip the
TLB miss fastpath and go directly in to do_page_fault(), as these require
slow path handling.

Based on an earlier patch by SUGIOKA Toshinobu.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

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Paul Mundt 2009-08-15 02:49:40 +09:00

parent e7b8b7f16e

commit 112e58471d

2 changed files with 22 additions and 14 deletions

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30

arch/sh/kernel/cpu/sh3/entry.S

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6

arch/sh/mm/fault_32.c

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