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authorPeter Oberparleiter <peter.oberparleiter@de.ibm.com>2007-04-27 18:01:35 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-04-27 18:01:40 +0400
commit7ad6a24970325294a22a08446d473384c15b928e (patch)
treec8f1e25035b207e2a45a29138309acaee20d6cb6 /drivers/s390/cio/css.h
parent83b3370c79b91b9be3f6540c3c914e689134b45f (diff)
downloadlinux-7ad6a24970325294a22a08446d473384c15b928e.tar.xz
[S390] cio: fix subchannel channel-path data usage
Ensure that channel-path related subchannel data is only retrieved and used when it is valid and that it is updated when it may have changed. Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/css.h')
-rw-r--r--drivers/s390/cio/css.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 4b3133a7bae1..71fcfdc42800 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -148,6 +148,7 @@ extern int css_init_done;
extern int for_each_subchannel(int(*fn)(struct subchannel_id, void *), void *);
extern void css_process_crw(int, int);
extern void css_reiterate_subchannels(void);
+void css_update_ssd_info(struct subchannel *sch);
#define __MAX_SUBCHANNEL 65535
#define __MAX_SSID 3