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authorJames Smart <James.Smart@Emulex.Com>2007-04-25 09:51:45 -0400
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-05-06 10:33:13 -0400
commit46fa311e6967b526e1fd9b0b44edda6841dcac27 (patch)
tree939fe8d2023c86b17f0f4ee9f3d627e64e2604de /drivers/scsi/lpfc
parent07951076aefa4194e1dbf1d8c89eaff040c45155 (diff)
[SCSI] lpfc 8.1.12 : Rework offline path to solve HBA reset issues
Rework offline path to solve HBA reset issues Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c83
-rw-r--r--drivers/scsi/lpfc/lpfc_crtn.h5
-rw-r--r--drivers/scsi/lpfc/lpfc_disc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c20
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c92
6 files changed, 150 insertions, 52 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index e57a9f5b9d84..6aa91530fcde 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -244,6 +244,7 @@ struct lpfc_hba {
244#define FC_FABRIC 0x100 /* We are fabric attached */ 244#define FC_FABRIC 0x100 /* We are fabric attached */
245#define FC_ESTABLISH_LINK 0x200 /* Reestablish Link */ 245#define FC_ESTABLISH_LINK 0x200 /* Reestablish Link */
246#define FC_RSCN_DISCOVERY 0x400 /* Authenticate all devices after RSCN*/ 246#define FC_RSCN_DISCOVERY 0x400 /* Authenticate all devices after RSCN*/
247#define FC_BLOCK_MGMT_IO 0x800 /* Don't allow mgmt mbx or iocb cmds */
247#define FC_LOADING 0x1000 /* HBA in process of loading drvr */ 248#define FC_LOADING 0x1000 /* HBA in process of loading drvr */
248#define FC_UNLOADING 0x2000 /* HBA in process of unloading drvr */ 249#define FC_UNLOADING 0x2000 /* HBA in process of unloading drvr */
249#define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ 250#define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 6cc88b198fa3..c0b02b11d88f 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -20,6 +20,7 @@
20 *******************************************************************/ 20 *******************************************************************/
21 21
22#include <linux/ctype.h> 22#include <linux/ctype.h>
23#include <linux/delay.h>
23#include <linux/pci.h> 24#include <linux/pci.h>
24#include <linux/interrupt.h> 25#include <linux/interrupt.h>
25 26
@@ -213,6 +214,7 @@ lpfc_issue_lip(struct Scsi_Host *host)
213 int mbxstatus = MBXERR_ERROR; 214 int mbxstatus = MBXERR_ERROR;
214 215
215 if ((phba->fc_flag & FC_OFFLINE_MODE) || 216 if ((phba->fc_flag & FC_OFFLINE_MODE) ||
217 (phba->fc_flag & FC_BLOCK_MGMT_IO) ||
216 (phba->hba_state != LPFC_HBA_READY)) 218 (phba->hba_state != LPFC_HBA_READY))
217 return -EPERM; 219 return -EPERM;
218 220
@@ -247,19 +249,62 @@ lpfc_issue_lip(struct Scsi_Host *host)
247} 249}
248 250
249static int 251static int
250lpfc_selective_reset(struct lpfc_hba *phba) 252lpfc_do_offline(struct lpfc_hba *phba, uint32_t type)
251{ 253{
252 struct completion online_compl; 254 struct completion online_compl;
255 struct lpfc_sli_ring *pring;
256 struct lpfc_sli *psli;
253 int status = 0; 257 int status = 0;
258 int cnt = 0;
259 int i;
254 260
255 init_completion(&online_compl); 261 init_completion(&online_compl);
256 lpfc_workq_post_event(phba, &status, &online_compl, 262 lpfc_workq_post_event(phba, &status, &online_compl,
257 LPFC_EVT_OFFLINE); 263 LPFC_EVT_OFFLINE_PREP);
264 wait_for_completion(&online_compl);
265
266 if (status != 0)
267 return -EIO;
268
269 psli = &phba->sli;
270
271 for (i = 0; i < psli->num_rings; i++) {
272 pring = &psli->ring[i];
273 /* The linkdown event takes 30 seconds to timeout. */
274 while (pring->txcmplq_cnt) {
275 msleep(10);
276 if (cnt++ > 3000) {
277 lpfc_printf_log(phba,
278 KERN_WARNING, LOG_INIT,
279 "%d:0466 Outstanding IO when "
280 "bringing Adapter offline\n",
281 phba->brd_no);
282 break;
283 }
284 }
285 }
286
287 init_completion(&online_compl);
288 lpfc_workq_post_event(phba, &status, &online_compl, type);
258 wait_for_completion(&online_compl); 289 wait_for_completion(&online_compl);
259 290
260 if (status != 0) 291 if (status != 0)
261 return -EIO; 292 return -EIO;
262 293
294 return 0;
295}
296
297static int
298lpfc_selective_reset(struct lpfc_hba *phba)
299{
300 struct completion online_compl;
301 int status = 0;
302
303 status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
304
305 if (status != 0)
306 return status;
307
263 init_completion(&online_compl); 308 init_completion(&online_compl);
264 lpfc_workq_post_event(phba, &status, &online_compl, 309 lpfc_workq_post_event(phba, &status, &online_compl,
265 LPFC_EVT_ONLINE); 310 LPFC_EVT_ONLINE);
@@ -324,23 +369,19 @@ lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count)
324 369
325 init_completion(&online_compl); 370 init_completion(&online_compl);
326 371
327 if(strncmp(buf, "online", sizeof("online") - 1) == 0) 372 if(strncmp(buf, "online", sizeof("online") - 1) == 0) {
328 lpfc_workq_post_event(phba, &status, &online_compl, 373 lpfc_workq_post_event(phba, &status, &online_compl,
329 LPFC_EVT_ONLINE); 374 LPFC_EVT_ONLINE);
330 else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0) 375 wait_for_completion(&online_compl);
331 lpfc_workq_post_event(phba, &status, &online_compl, 376 } else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
332 LPFC_EVT_OFFLINE); 377 status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
333 else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0) 378 else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0)
334 lpfc_workq_post_event(phba, &status, &online_compl, 379 status = lpfc_do_offline(phba, LPFC_EVT_WARM_START);
335 LPFC_EVT_WARM_START); 380 else if (strncmp(buf, "error", sizeof("error") - 1) == 0)
336 else if (strncmp(buf, "error", sizeof("error") - 1) == 0) 381 status = lpfc_do_offline(phba, LPFC_EVT_KILL);
337 lpfc_workq_post_event(phba, &status, &online_compl,
338 LPFC_EVT_KILL);
339 else 382 else
340 return -EINVAL; 383 return -EINVAL;
341 384
342 wait_for_completion(&online_compl);
343
344 if (!status) 385 if (!status)
345 return strlen(buf); 386 return strlen(buf);
346 else 387 else
@@ -645,9 +686,7 @@ lpfc_soft_wwpn_store(struct class_device *cdev, const char *buf, size_t count)
645 dev_printk(KERN_NOTICE, &phba->pcidev->dev, 686 dev_printk(KERN_NOTICE, &phba->pcidev->dev,
646 "lpfc%d: Reinitializing to use soft_wwpn\n", phba->brd_no); 687 "lpfc%d: Reinitializing to use soft_wwpn\n", phba->brd_no);
647 688
648 init_completion(&online_compl); 689 stat1 = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
649 lpfc_workq_post_event(phba, &stat1, &online_compl, LPFC_EVT_OFFLINE);
650 wait_for_completion(&online_compl);
651 if (stat1) 690 if (stat1)
652 lpfc_printf_log(phba, KERN_ERR, LOG_INIT, 691 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
653 "%d:0463 lpfc_soft_wwpn attribute set failed to reinit " 692 "%d:0463 lpfc_soft_wwpn attribute set failed to reinit "
@@ -1307,6 +1346,12 @@ sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
1307 return -EPERM; 1346 return -EPERM;
1308 } 1347 }
1309 1348
1349 if (phba->fc_flag & FC_BLOCK_MGMT_IO) {
1350 sysfs_mbox_idle(phba);
1351 spin_unlock_irq(host->host_lock);
1352 return -EAGAIN;
1353 }
1354
1310 if ((phba->fc_flag & FC_OFFLINE_MODE) || 1355 if ((phba->fc_flag & FC_OFFLINE_MODE) ||
1311 (!(phba->sli.sli_flag & LPFC_SLI2_ACTIVE))){ 1356 (!(phba->sli.sli_flag & LPFC_SLI2_ACTIVE))){
1312 1357
@@ -1551,6 +1596,9 @@ lpfc_get_stats(struct Scsi_Host *shost)
1551 unsigned long seconds; 1596 unsigned long seconds;
1552 int rc = 0; 1597 int rc = 0;
1553 1598
1599 if (phba->fc_flag & FC_BLOCK_MGMT_IO)
1600 return NULL;
1601
1554 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 1602 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
1555 if (!pmboxq) 1603 if (!pmboxq)
1556 return NULL; 1604 return NULL;
@@ -1651,6 +1699,9 @@ lpfc_reset_stats(struct Scsi_Host *shost)
1651 MAILBOX_t *pmb; 1699 MAILBOX_t *pmb;
1652 int rc = 0; 1700 int rc = 0;
1653 1701
1702 if (phba->fc_flag & FC_BLOCK_MGMT_IO)
1703 return;
1704
1654 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); 1705 pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
1655 if (!pmboxq) 1706 if (!pmboxq)
1656 return; 1707 return;
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 4132a2dfac54..bf555d37e8d9 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -112,7 +112,10 @@ void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
112int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int); 112int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int);
113void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int); 113void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
114int lpfc_online(struct lpfc_hba *); 114int lpfc_online(struct lpfc_hba *);
115int lpfc_offline(struct lpfc_hba *); 115void lpfc_block_mgmt_io(struct lpfc_hba *);
116void lpfc_unblock_mgmt_io(struct lpfc_hba *);
117void lpfc_offline_prep(struct lpfc_hba *);
118void lpfc_offline(struct lpfc_hba *);
116 119
117int lpfc_sli_setup(struct lpfc_hba *); 120int lpfc_sli_setup(struct lpfc_hba *);
118int lpfc_sli_queue_setup(struct lpfc_hba *); 121int lpfc_sli_queue_setup(struct lpfc_hba *);
diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index 9766f909c9c6..cfafff09dcfe 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -31,6 +31,7 @@
31/* worker thread events */ 31/* worker thread events */
32enum lpfc_work_type { 32enum lpfc_work_type {
33 LPFC_EVT_ONLINE, 33 LPFC_EVT_ONLINE,
34 LPFC_EVT_OFFLINE_PREP,
34 LPFC_EVT_OFFLINE, 35 LPFC_EVT_OFFLINE,
35 LPFC_EVT_WARM_START, 36 LPFC_EVT_WARM_START,
36 LPFC_EVT_KILL, 37 LPFC_EVT_KILL,
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 485a13fa527d..92c0c4b88953 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -185,29 +185,35 @@ lpfc_work_list_done(struct lpfc_hba * phba)
185 *(int *)(evtp->evt_arg1) = 0; 185 *(int *)(evtp->evt_arg1) = 0;
186 complete((struct completion *)(evtp->evt_arg2)); 186 complete((struct completion *)(evtp->evt_arg2));
187 break; 187 break;
188 case LPFC_EVT_OFFLINE: 188 case LPFC_EVT_OFFLINE_PREP:
189 if (phba->hba_state >= LPFC_LINK_DOWN) 189 if (phba->hba_state >= LPFC_LINK_DOWN)
190 lpfc_offline(phba); 190 lpfc_offline_prep(phba);
191 *(int *)(evtp->evt_arg1) = 0;
192 complete((struct completion *)(evtp->evt_arg2));
193 break;
194 case LPFC_EVT_OFFLINE:
195 lpfc_offline(phba);
191 lpfc_sli_brdrestart(phba); 196 lpfc_sli_brdrestart(phba);
192 *(int *)(evtp->evt_arg1) = 197 *(int *)(evtp->evt_arg1) =
193 lpfc_sli_brdready(phba,HS_FFRDY | HS_MBRDY); 198 lpfc_sli_brdready(phba, HS_FFRDY | HS_MBRDY);
199 lpfc_unblock_mgmt_io(phba);
194 complete((struct completion *)(evtp->evt_arg2)); 200 complete((struct completion *)(evtp->evt_arg2));
195 break; 201 break;
196 case LPFC_EVT_WARM_START: 202 case LPFC_EVT_WARM_START:
197 if (phba->hba_state >= LPFC_LINK_DOWN) 203 lpfc_offline(phba);
198 lpfc_offline(phba);
199 lpfc_reset_barrier(phba); 204 lpfc_reset_barrier(phba);
200 lpfc_sli_brdreset(phba); 205 lpfc_sli_brdreset(phba);
201 lpfc_hba_down_post(phba); 206 lpfc_hba_down_post(phba);
202 *(int *)(evtp->evt_arg1) = 207 *(int *)(evtp->evt_arg1) =
203 lpfc_sli_brdready(phba, HS_MBRDY); 208 lpfc_sli_brdready(phba, HS_MBRDY);
209 lpfc_unblock_mgmt_io(phba);
204 complete((struct completion *)(evtp->evt_arg2)); 210 complete((struct completion *)(evtp->evt_arg2));
205 break; 211 break;
206 case LPFC_EVT_KILL: 212 case LPFC_EVT_KILL:
207 if (phba->hba_state >= LPFC_LINK_DOWN) 213 lpfc_offline(phba);
208 lpfc_offline(phba);
209 *(int *)(evtp->evt_arg1) 214 *(int *)(evtp->evt_arg1)
210 = (phba->stopped) ? 0 : lpfc_sli_brdkill(phba); 215 = (phba->stopped) ? 0 : lpfc_sli_brdkill(phba);
216 lpfc_unblock_mgmt_io(phba);
211 complete((struct completion *)(evtp->evt_arg2)); 217 complete((struct completion *)(evtp->evt_arg2));
212 break; 218 break;
213 } 219 }
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 62677da28c9d..dc0fd2e36de1 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -549,12 +549,15 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
549 * There was a firmware error. Take the hba offline and then 549 * There was a firmware error. Take the hba offline and then
550 * attempt to restart it. 550 * attempt to restart it.
551 */ 551 */
552 lpfc_offline_prep(phba);
552 lpfc_offline(phba); 553 lpfc_offline(phba);
553 lpfc_sli_brdrestart(phba); 554 lpfc_sli_brdrestart(phba);
554 if (lpfc_online(phba) == 0) { /* Initialize the HBA */ 555 if (lpfc_online(phba) == 0) { /* Initialize the HBA */
555 mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60); 556 mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
557 lpfc_unblock_mgmt_io(phba);
556 return; 558 return;
557 } 559 }
560 lpfc_unblock_mgmt_io(phba);
558 } else { 561 } else {
559 /* The if clause above forces this code path when the status 562 /* The if clause above forces this code path when the status
560 * failure is a value other than FFER6. Do not call the offline 563 * failure is a value other than FFER6. Do not call the offline
@@ -572,7 +575,9 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
572 SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); 575 SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
573 576
574 psli->sli_flag &= ~LPFC_SLI2_ACTIVE; 577 psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
578 lpfc_offline_prep(phba);
575 lpfc_offline(phba); 579 lpfc_offline(phba);
580 lpfc_unblock_mgmt_io(phba);
576 phba->hba_state = LPFC_HBA_ERROR; 581 phba->hba_state = LPFC_HBA_ERROR;
577 lpfc_hba_down_post(phba); 582 lpfc_hba_down_post(phba);
578 } 583 }
@@ -1286,55 +1291,87 @@ lpfc_online(struct lpfc_hba * phba)
1286 "%d:0458 Bring Adapter online\n", 1291 "%d:0458 Bring Adapter online\n",
1287 phba->brd_no); 1292 phba->brd_no);
1288 1293
1289 if (!lpfc_sli_queue_setup(phba)) 1294 lpfc_block_mgmt_io(phba);
1295
1296 if (!lpfc_sli_queue_setup(phba)) {
1297 lpfc_unblock_mgmt_io(phba);
1290 return 1; 1298 return 1;
1299 }
1291 1300
1292 if (lpfc_sli_hba_setup(phba)) /* Initialize the HBA */ 1301 if (lpfc_sli_hba_setup(phba)) { /* Initialize the HBA */
1302 lpfc_unblock_mgmt_io(phba);
1293 return 1; 1303 return 1;
1304 }
1294 1305
1295 spin_lock_irq(phba->host->host_lock); 1306 spin_lock_irq(phba->host->host_lock);
1296 phba->fc_flag &= ~FC_OFFLINE_MODE; 1307 phba->fc_flag &= ~FC_OFFLINE_MODE;
1297 spin_unlock_irq(phba->host->host_lock); 1308 spin_unlock_irq(phba->host->host_lock);
1298 1309
1310 lpfc_unblock_mgmt_io(phba);
1299 return 0; 1311 return 0;
1300} 1312}
1301 1313
1302int 1314void
1303lpfc_offline(struct lpfc_hba * phba) 1315lpfc_block_mgmt_io(struct lpfc_hba * phba)
1304{ 1316{
1305 struct lpfc_sli_ring *pring;
1306 struct lpfc_sli *psli;
1307 unsigned long iflag; 1317 unsigned long iflag;
1308 int i;
1309 int cnt = 0;
1310 1318
1311 if (!phba) 1319 spin_lock_irqsave(phba->host->host_lock, iflag);
1312 return 0; 1320 phba->fc_flag |= FC_BLOCK_MGMT_IO;
1321 spin_unlock_irqrestore(phba->host->host_lock, iflag);
1322}
1323
1324void
1325lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
1326{
1327 unsigned long iflag;
1328
1329 spin_lock_irqsave(phba->host->host_lock, iflag);
1330 phba->fc_flag &= ~FC_BLOCK_MGMT_IO;
1331 spin_unlock_irqrestore(phba->host->host_lock, iflag);
1332}
1333
1334void
1335lpfc_offline_prep(struct lpfc_hba * phba)
1336{
1337 struct lpfc_nodelist *ndlp, *next_ndlp;
1338 struct list_head *listp, *node_list[7];
1339 int i;
1313 1340
1314 if (phba->fc_flag & FC_OFFLINE_MODE) 1341 if (phba->fc_flag & FC_OFFLINE_MODE)
1315 return 0; 1342 return;
1316 1343
1317 psli = &phba->sli; 1344 lpfc_block_mgmt_io(phba);
1318 1345
1319 lpfc_linkdown(phba); 1346 lpfc_linkdown(phba);
1320 lpfc_sli_flush_mbox_queue(phba);
1321 1347
1322 for (i = 0; i < psli->num_rings; i++) { 1348 /* Issue an unreg_login to all nodes */
1323 pring = &psli->ring[i]; 1349 node_list[0] = &phba->fc_npr_list; /* MUST do this list first */
1324 /* The linkdown event takes 30 seconds to timeout. */ 1350 node_list[1] = &phba->fc_nlpmap_list;
1325 while (pring->txcmplq_cnt) { 1351 node_list[2] = &phba->fc_nlpunmap_list;
1326 msleep(10); 1352 node_list[3] = &phba->fc_prli_list;
1327 if (cnt++ > 3000) { 1353 node_list[4] = &phba->fc_reglogin_list;
1328 lpfc_printf_log(phba, 1354 node_list[5] = &phba->fc_adisc_list;
1329 KERN_WARNING, LOG_INIT, 1355 node_list[6] = &phba->fc_plogi_list;
1330 "%d:0466 Outstanding IO when " 1356 for (i = 0; i < 7; i++) {
1331 "bringing Adapter offline\n", 1357 listp = node_list[i];
1332 phba->brd_no); 1358 if (list_empty(listp))
1333 break; 1359 continue;
1334 } 1360
1335 } 1361 list_for_each_entry_safe(ndlp, next_ndlp, listp, nlp_listp)
1362 lpfc_unreg_rpi(phba, ndlp);
1336 } 1363 }
1337 1364
1365 lpfc_sli_flush_mbox_queue(phba);
1366}
1367
1368void
1369lpfc_offline(struct lpfc_hba * phba)
1370{
1371 unsigned long iflag;
1372
1373 if (phba->fc_flag & FC_OFFLINE_MODE)
1374 return;
1338 1375
1339 /* stop all timers associated with this hba */ 1376 /* stop all timers associated with this hba */
1340 lpfc_stop_timer(phba); 1377 lpfc_stop_timer(phba);
@@ -1354,7 +1391,6 @@ lpfc_offline(struct lpfc_hba * phba)
1354 spin_lock_irqsave(phba->host->host_lock, iflag); 1391 spin_lock_irqsave(phba->host->host_lock, iflag);
1355 phba->fc_flag |= FC_OFFLINE_MODE; 1392 phba->fc_flag |= FC_OFFLINE_MODE;
1356 spin_unlock_irqrestore(phba->host->host_lock, iflag); 1393 spin_unlock_irqrestore(phba->host->host_lock, iflag);
1357 return 0;
1358} 1394}
1359 1395
1360/****************************************************************************** 1396/******************************************************************************