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[PULL,19/29] s390x/css: Make schib parameter of css_do_msch const

Message ID 1424290943-22480-20-git-send-email-borntraeger@de.ibm.com
State New
Headers show

Commit Message

Christian Borntraeger Feb. 18, 2015, 8:22 p.m. UTC 
From: Thomas Huth <thuth@linux.vnet.ibm.com>

The schib parameter of css_do_msch() can be declared as const to
make it clear that it does not get modified by this function.

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>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---
 hw/s390x/css.c     | 2 +-
 target-s390x/cpu.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/hw/s390x/css.c b/hw/s390x/css.c
index d0c5dde..65e6b71 100644
--- a/hw/s390x/css.c
+++ b/hw/s390x/css.c
@@ -584,7 +584,7 @@  static void copy_schib_from_guest(SCHIB *dest, const SCHIB *src)
     }
 }
 
-int css_do_msch(SubchDev *sch, SCHIB *orig_schib)
+int css_do_msch(SubchDev *sch, const SCHIB *orig_schib)
 {
     SCSW *s = &sch->curr_status.scsw;
     PMCW *p = &sch->curr_status.pmcw;
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index a9ab587..7180d68 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -450,7 +450,7 @@  bool css_subch_visible(SubchDev *sch);
 void css_conditional_io_interrupt(SubchDev *sch);
 int css_do_stsch(SubchDev *sch, SCHIB *schib);
 bool css_schid_final(int m, uint8_t cssid, uint8_t ssid, uint16_t schid);
-int css_do_msch(SubchDev *sch, SCHIB *schib);
+int css_do_msch(SubchDev *sch, const SCHIB *schib);
 int css_do_xsch(SubchDev *sch);
 int css_do_csch(SubchDev *sch);
 int css_do_hsch(SubchDev *sch);