[SCSI] libfc: the timeout for the REC itself is 2 * R_A_TOV_els

The timeout for the exchange carrying REC itself is 2 * R_A_TOV_els.

Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 47c930a..338620b 100644 (file)
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -1399,7 +1399,6 @@ static void fc_fcp_rec(struct fc_fcp_pkt *fsp)
        struct fc_frame *fp;
        struct fc_rport *rport;
        struct fc_rport_libfc_priv *rpriv;
-       unsigned int rec_tov;
 
        lport = fsp->lp;
        rport = fsp->rport;
@@ -1411,8 +1410,6 @@ static void fc_fcp_rec(struct fc_fcp_pkt *fsp)
                return;
        }
 
-       rec_tov = get_fsp_rec_tov(fsp);
-
        fp = fc_fcp_frame_alloc(lport, sizeof(struct fc_els_rec));
        if (!fp)
                goto retry;
@@ -1423,13 +1420,13 @@ static void fc_fcp_rec(struct fc_fcp_pkt *fsp)
                       FC_FCTL_REQ, 0);
        if (lport->tt.elsct_send(lport, rport->port_id, fp, ELS_REC,
                                 fc_fcp_rec_resp, fsp,
-                                jiffies_to_msecs(rec_tov))) {
+                                2 * lport->r_a_tov)) {
                fc_fcp_pkt_hold(fsp);           /* hold while REC outstanding */
                return;
        }
 retry:
        if (fsp->recov_retry++ < FC_MAX_RECOV_RETRY)
-               fc_fcp_timer_set(fsp, rec_tov);
+               fc_fcp_timer_set(fsp, get_fsp_rec_tov(fsp));
        else
                fc_fcp_recovery(fsp, FC_TIMED_OUT);
 }