[S390] store indication fault optimization

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Use the store indication bit in the translation exception code on
page faults to avoid the protection faults that immediatly follow
the page fault if the access has been a write.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Martin Schwidefsky 2010-10-25 16:10:13 +02:00 • committed by Martin Schwidefsky

parent 6931be0803

commit 92f842eac7

3 changed files with 20 additions and 3 deletions

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1

arch/s390/include/asm/pgtable.h

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21

arch/s390/mm/fault.c

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1

arch/s390/mm/init.c

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