diff options
| author | Thomas Huth <thuth@linux.vnet.ibm.com> | 2015-02-12 18:09:38 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-02-18 09:37:15 +0100 |
| commit | 7f74f0aa74a01698ef24459f7bc2a23f3880a2b8 (patch) | |
| tree | bf19104bc63d96dca30d38cd3f5f4f5dd15b6bdc /target-s390x/cpu.h | |
| parent | b7b6348ab433519f16c1500e3ea04805428be91e (diff) | |
s390x/ioinst: Rework memory access in STCRW instruction
Change the handler for STCRW to use the new logical memory access
functions. Since STCRW is suppressed on protection/access exceptions,
we also have to make sure to re-queue the CRW in case it could not be
written to the memory.
Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x/cpu.h')
| -rw-r--r-- | target-s390x/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h index 7c07ca6304..1f5831278a 100644 --- a/target-s390x/cpu.h +++ b/target-s390x/cpu.h @@ -458,6 +458,7 @@ int css_do_ssch(SubchDev *sch, ORB *orb); int css_do_tsch_get_irb(SubchDev *sch, IRB *irb, int *irb_len); void css_do_tsch_update_subch(SubchDev *sch); int css_do_stcrw(CRW *crw); +void css_undo_stcrw(CRW *crw); int css_do_tpi(IOIntCode *int_code, int lowcore); int css_collect_chp_desc(int m, uint8_t cssid, uint8_t f_chpid, uint8_t l_chpid, int rfmt, void *buf); |