s390/pgtable: skip pgste updates on full flush
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 19 Jul 2013 08:31:55 +0000 (10:31 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 22 Aug 2013 10:20:06 +0000 (12:20 +0200)
commita055f66a3a099e2c886a53421405f98683e94b2b
tree39eb742a6ae54fce3c14a6a9dc73db476d54bf81
parente509861105a3c1425f3f929bd631f88340b499bf
s390/pgtable: skip pgste updates on full flush

On process exit there is no more need for the pgste information.
Skip the expensive storage key operations which should speed up
termination of KVM processes.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/pgtable.h