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[S390] cio: suppress chpid event in case of configure error 

Do not send CHP_ONLINE/CHP_OFFLINE events to subchannel drivers when a
channel-path configure request failed.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Peter Oberparleiter 2008-07-14 09:59:04 +02:00 committed by Heiko Carstens
parent f08adc008d
commit 683c5418e6
1 changed files with 17 additions and 6 deletions
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23
drivers/s390/cio/chp.c
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@ -624,6 +624,7 @@ static void cfg_func(struct work_struct *work)
{
struct chp_id chpid;
enum cfg_task_t t;
int rc;
mutex_lock(&cfg_lock);
t = cfg_none;
@ -638,14 +639,24 @@ static void cfg_func(struct work_struct *work)
switch (t) {
case cfg_configure:
sclp_chp_configure(chpid);
info_expire();
chsc_chp_online(chpid);
rc = sclp_chp_configure(chpid);
if (rc)
CIO_MSG_EVENT(2, "chp: sclp_chp_configure(%x.%02x)="
"%d\n", chpid.cssid, chpid.id, rc);
else {
info_expire();
chsc_chp_online(chpid);
}
break;
case cfg_deconfigure:
sclp_chp_deconfigure(chpid);
info_expire();
chsc_chp_offline(chpid);
rc = sclp_chp_deconfigure(chpid);
if (rc)
CIO_MSG_EVENT(2, "chp: sclp_chp_deconfigure(%x.%02x)="
"%d\n", chpid.cssid, chpid.id, rc);
else {
info_expire();
chsc_chp_offline(chpid);
}
break;
case cfg_none:
/* Get updated information after last change. */