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authorChristian Borntraeger <borntraeger@de.ibm.com>2013-02-22 09:01:32 +0000
committerAlexander Graf <agraf@suse.de>2013-03-08 21:17:46 +0100
commit38dd7cc776bbde7edbe60ba5d0abbd156e7e0f2f (patch)
tree20a39fe3dad1c6892b8c7dad8cbd09f48caadd41 /target-s390x/cpu.h
parent35569cea79fd3f5ccb5b23ca024c7d3aa4d24e75 (diff)
s390/css: Fix subchannel detection
We have to consider the m bit to find the real channel subsystem when determining the last subchannel. If we fail to take this into account, removal of a subchannel in the middle of a big list of devices will stop device detection after a reboot. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-s390x/cpu.h')
-rw-r--r--target-s390x/cpu.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index e450db74a2..9cb739da1e 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -404,7 +404,7 @@ SubchDev *css_find_subch(uint8_t m, uint8_t cssid, uint8_t ssid,
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(uint8_t cssid, uint8_t ssid, uint16_t schid);
+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_xsch(SubchDev *sch);
int css_do_csch(SubchDev *sch);