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path: root/drivers/s390/scsi/zfcp_fc.c
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Diffstat (limited to 'drivers/s390/scsi/zfcp_fc.c')
-rw-r--r--drivers/s390/scsi/zfcp_fc.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 67e6b71..0f435ed 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -421,19 +421,12 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
return zfcp_fsf_send_els(&adisc->els);
}
-/**
- * zfcp_test_link - lightweight link test procedure
- * @port: port to be tested
- *
- * Test status of a link to a remote port using the ELS command ADISC.
- * If there is a problem with the remote port, error recovery steps
- * will be triggered.
- */
-void zfcp_test_link(struct zfcp_port *port)
+void zfcp_fc_link_test_work(struct work_struct *work)
{
+ struct zfcp_port *port =
+ container_of(work, struct zfcp_port, test_link_work);
int retval;
- zfcp_port_get(port);
retval = zfcp_fc_adisc(port);
if (retval == 0)
return;
@@ -444,6 +437,21 @@ void zfcp_test_link(struct zfcp_port *port)
zfcp_erp_port_forced_reopen(port, 0, 65, NULL);
}
+/**
+ * zfcp_test_link - lightweight link test procedure
+ * @port: port to be tested
+ *
+ * Test status of a link to a remote port using the ELS command ADISC.
+ * If there is a problem with the remote port, error recovery steps
+ * will be triggered.
+ */
+void zfcp_test_link(struct zfcp_port *port)
+{
+ zfcp_port_get(port);
+ if (!queue_work(zfcp_data.work_queue, &port->test_link_work))
+ zfcp_port_put(port);
+}
+
static void zfcp_free_sg_env(struct zfcp_gpn_ft *gpn_ft, int buf_num)
{
struct scatterlist *sg = &gpn_ft->sg_req;