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authorChristof Schmitt <christof.schmitt@de.ibm.com>2010-07-08 09:53:06 +0200
committerJames Bottomley <James.Bottomley@suse.de>2010-07-28 16:46:36 +0200
commit097ef3bd0cd4f156fee039e52855d095b7ba3db4 (patch)
tree72d96fca0f876d43e692225914d5059570fe8fa7 /drivers/s390
parent[SCSI] zfcp: Do not unblock rport from REOPEN_PORT_FORCED (diff)
downloadlinux-097ef3bd0cd4f156fee039e52855d095b7ba3db4.tar.xz
linux-097ef3bd0cd4f156fee039e52855d095b7ba3db4.zip
[SCSI] zfcp: Do not try "forced close" when port is already closed
When the port is already "physically closed" try the reopen instead. There is no way to send a "physically close" to an already closed port. Reviewed-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/scsi/zfcp_erp.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index c663eb2ecf32..5a71b73211df 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -141,9 +141,13 @@ static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter,
if (!(p_status & ZFCP_STATUS_COMMON_UNBLOCKED))
need = ZFCP_ERP_ACTION_REOPEN_PORT;
/* fall through */
- case ZFCP_ERP_ACTION_REOPEN_PORT:
case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
p_status = atomic_read(&port->status);
+ if (!(p_status & ZFCP_STATUS_COMMON_OPEN))
+ need = ZFCP_ERP_ACTION_REOPEN_PORT;
+ /* fall through */
+ case ZFCP_ERP_ACTION_REOPEN_PORT:
+ p_status = atomic_read(&port->status);
if (p_status & ZFCP_STATUS_COMMON_ERP_INUSE)
return 0;
a_status = atomic_read(&adapter->status);