]> git.baikalelectronics.ru Git - kernel.git/commit
s390/kvm: avoid automatic sie reentry
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 17 May 2013 12:41:37 +0000 (14:41 +0200)
committerGleb Natapov <gleb@redhat.com>
Tue, 21 May 2013 08:55:26 +0000 (11:55 +0300)
commit949005b9d85fbacab18cf992899a635c87bbc769
treeb3d518e9d6d92eb157ace9aa864dd3515c4e216b
parentb0a55f25c8fbdc33193a46f48358341aa3b4eff8
s390/kvm: avoid automatic sie reentry

Do not automatically restart the sie instruction in entry64.S after an
interrupt, return to the caller with a reason code instead. That allows
to deal with RCU and other conditions in C code.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
arch/s390/kernel/entry64.S
arch/s390/kvm/kvm-s390.c