aboutsummaryrefslogtreecommitdiff
path: root/drivers/s390/scsi
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/scsi')
-rw-r--r--drivers/s390/scsi/zfcp_aux.c3
-rw-r--r--drivers/s390/scsi/zfcp_ccw.c4
-rw-r--r--drivers/s390/scsi/zfcp_dbf.c42
-rw-r--r--drivers/s390/scsi/zfcp_dbf.h8
-rw-r--r--drivers/s390/scsi/zfcp_erp.c1
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c23
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c12
7 files changed, 38 insertions, 55 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 3b56220fb90..3d4e3e3f3fc 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -610,7 +610,8 @@ struct zfcp_port *zfcp_port_enqueue(struct zfcp_adapter *adapter, u64 wwpn,
atomic_set_mask(status | ZFCP_STATUS_COMMON_REMOVE, &port->status);
atomic_set(&port->refcount, 0);
- dev_set_name(&port->sysfs_device, "0x%016llx", wwpn);
+ dev_set_name(&port->sysfs_device, "0x%016llx",
+ (unsigned long long)wwpn);
port->sysfs_device.parent = &adapter->ccw_device->dev;
port->sysfs_device.release = zfcp_sysfs_port_release;
diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c
index b04038c7478..951a8d409d1 100644
--- a/drivers/s390/scsi/zfcp_ccw.c
+++ b/drivers/s390/scsi/zfcp_ccw.c
@@ -116,7 +116,9 @@ static int zfcp_ccw_set_online(struct ccw_device *ccw_device)
zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, 85,
NULL);
zfcp_erp_wait(adapter);
- goto out;
+ up(&zfcp_data.config_sema);
+ flush_work(&adapter->scan_work);
+ return 0;
out_scsi_register:
zfcp_erp_thread_kill(adapter);
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 060f5f2352e..31012d58cfb 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -30,7 +30,7 @@ static void zfcp_dbf_hexdump(debug_info_t *dbf, void *to, int to_len,
dump->offset = offset;
dump->size = min(from_len - offset, room);
memcpy(dump->data, from + offset, dump->size);
- debug_event(dbf, level, dump, dump->size);
+ debug_event(dbf, level, dump, dump->size + sizeof(*dump));
}
}
@@ -108,7 +108,7 @@ static int zfcp_dbf_view_header(debug_info_t *id, struct debug_view *view,
t.tv_sec, t.tv_nsec);
zfcp_dbf_out(&p, "cpu", "%02i", entry->id.fields.cpuid);
} else {
- zfcp_dbf_outd(&p, NULL, dump->data, dump->size, dump->offset,
+ zfcp_dbf_outd(&p, "", dump->data, dump->size, dump->offset,
dump->total_size);
if ((dump->offset + dump->size) == dump->total_size)
p += sprintf(p, "\n");
@@ -366,6 +366,7 @@ static void zfcp_hba_dbf_view_response(char **p,
break;
zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd);
zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial);
+ p += sprintf(*p, "\n");
break;
case FSF_QTCB_OPEN_PORT_WITH_DID:
@@ -465,7 +466,8 @@ static int zfcp_hba_dbf_view_format(debug_info_t *id, struct debug_view *view,
else if (strncmp(r->tag, "berr", ZFCP_DBF_TAG_SIZE) == 0)
zfcp_hba_dbf_view_berr(&p, &r->u.berr);
- p += sprintf(p, "\n");
+ if (strncmp(r->tag, "resp", ZFCP_DBF_TAG_SIZE) != 0)
+ p += sprintf(p, "\n");
return p - out_buf;
}
@@ -880,6 +882,7 @@ void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *fsf_req)
struct ct_hdr *hdr = sg_virt(ct->req);
struct zfcp_san_dbf_record *r = &adapter->san_dbf_buf;
struct zfcp_san_dbf_record_ct_request *oct = &r->u.ct_req;
+ int level = 3;
unsigned long flags;
spin_lock_irqsave(&adapter->san_dbf_lock, flags);
@@ -896,9 +899,10 @@ void zfcp_san_dbf_event_ct_request(struct zfcp_fsf_req *fsf_req)
oct->options = hdr->options;
oct->max_res_size = hdr->max_res_size;
oct->len = min((int)ct->req->length - (int)sizeof(struct ct_hdr),
- ZFCP_DBF_CT_PAYLOAD);
- memcpy(oct->payload, (void *)hdr + sizeof(struct ct_hdr), oct->len);
- debug_event(adapter->san_dbf, 3, r, sizeof(*r));
+ ZFCP_DBF_SAN_MAX_PAYLOAD);
+ debug_event(adapter->san_dbf, level, r, sizeof(*r));
+ zfcp_dbf_hexdump(adapter->san_dbf, r, sizeof(*r), level,
+ (void *)hdr + sizeof(struct ct_hdr), oct->len);
spin_unlock_irqrestore(&adapter->san_dbf_lock, flags);
}
@@ -914,6 +918,7 @@ void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *fsf_req)
struct ct_hdr *hdr = sg_virt(ct->resp);
struct zfcp_san_dbf_record *r = &adapter->san_dbf_buf;
struct zfcp_san_dbf_record_ct_response *rct = &r->u.ct_resp;
+ int level = 3;
unsigned long flags;
spin_lock_irqsave(&adapter->san_dbf_lock, flags);
@@ -929,9 +934,10 @@ void zfcp_san_dbf_event_ct_response(struct zfcp_fsf_req *fsf_req)
rct->expl = hdr->reason_code_expl;
rct->vendor_unique = hdr->vendor_unique;
rct->len = min((int)ct->resp->length - (int)sizeof(struct ct_hdr),
- ZFCP_DBF_CT_PAYLOAD);
- memcpy(rct->payload, (void *)hdr + sizeof(struct ct_hdr), rct->len);
- debug_event(adapter->san_dbf, 3, r, sizeof(*r));
+ ZFCP_DBF_SAN_MAX_PAYLOAD);
+ debug_event(adapter->san_dbf, level, r, sizeof(*r));
+ zfcp_dbf_hexdump(adapter->san_dbf, r, sizeof(*r), level,
+ (void *)hdr + sizeof(struct ct_hdr), rct->len);
spin_unlock_irqrestore(&adapter->san_dbf_lock, flags);
}
@@ -954,7 +960,7 @@ static void zfcp_san_dbf_event_els(const char *tag, int level,
rec->u.els.ls_code = ls_code;
debug_event(adapter->san_dbf, level, rec, sizeof(*rec));
zfcp_dbf_hexdump(adapter->san_dbf, rec, sizeof(*rec), level,
- buffer, min(buflen, ZFCP_DBF_ELS_MAX_PAYLOAD));
+ buffer, min(buflen, ZFCP_DBF_SAN_MAX_PAYLOAD));
spin_unlock_irqrestore(&adapter->san_dbf_lock, flags);
}
@@ -1008,8 +1014,6 @@ static int zfcp_san_dbf_view_format(debug_info_t *id, struct debug_view *view,
char *out_buf, const char *in_buf)
{
struct zfcp_san_dbf_record *r = (struct zfcp_san_dbf_record *)in_buf;
- char *buffer = NULL;
- int buflen = 0, total = 0;
char *p = out_buf;
if (strncmp(r->tag, "dump", ZFCP_DBF_TAG_SIZE) == 0)
@@ -1029,9 +1033,6 @@ static int zfcp_san_dbf_view_format(debug_info_t *id, struct debug_view *view,
zfcp_dbf_out(&p, "gs_subtype", "0x%02x", ct->gs_subtype);
zfcp_dbf_out(&p, "options", "0x%02x", ct->options);
zfcp_dbf_out(&p, "max_res_size", "0x%04x", ct->max_res_size);
- total = ct->len;
- buffer = ct->payload;
- buflen = min(total, ZFCP_DBF_CT_PAYLOAD);
} else if (strncmp(r->tag, "rctc", ZFCP_DBF_TAG_SIZE) == 0) {
struct zfcp_san_dbf_record_ct_response *ct = &r->u.ct_resp;
zfcp_dbf_out(&p, "cmd_rsp_code", "0x%04x", ct->cmd_rsp_code);
@@ -1039,23 +1040,12 @@ static int zfcp_san_dbf_view_format(debug_info_t *id, struct debug_view *view,
zfcp_dbf_out(&p, "reason_code", "0x%02x", ct->reason_code);
zfcp_dbf_out(&p, "reason_code_expl", "0x%02x", ct->expl);
zfcp_dbf_out(&p, "vendor_unique", "0x%02x", ct->vendor_unique);
- total = ct->len;
- buffer = ct->payload;
- buflen = min(total, ZFCP_DBF_CT_PAYLOAD);
} else if (strncmp(r->tag, "oels", ZFCP_DBF_TAG_SIZE) == 0 ||
strncmp(r->tag, "rels", ZFCP_DBF_TAG_SIZE) == 0 ||
strncmp(r->tag, "iels", ZFCP_DBF_TAG_SIZE) == 0) {
struct zfcp_san_dbf_record_els *els = &r->u.els;
zfcp_dbf_out(&p, "ls_code", "0x%02x", els->ls_code);
- total = els->len;
- buffer = els->payload;
- buflen = min(total, ZFCP_DBF_ELS_PAYLOAD);
}
-
- zfcp_dbf_outd(&p, "payload", buffer, buflen, 0, total);
- if (buflen == total)
- p += sprintf(p, "\n");
-
return p - out_buf;
}
diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h
index e8f450801fe..5d6b2dff855 100644
--- a/drivers/s390/scsi/zfcp_dbf.h
+++ b/drivers/s390/scsi/zfcp_dbf.h
@@ -163,8 +163,6 @@ struct zfcp_san_dbf_record_ct_request {
u8 options;
u16 max_res_size;
u32 len;
-#define ZFCP_DBF_CT_PAYLOAD 24
- u8 payload[ZFCP_DBF_CT_PAYLOAD];
} __attribute__ ((packed));
struct zfcp_san_dbf_record_ct_response {
@@ -174,15 +172,11 @@ struct zfcp_san_dbf_record_ct_response {
u8 expl;
u8 vendor_unique;
u32 len;
- u8 payload[ZFCP_DBF_CT_PAYLOAD];
} __attribute__ ((packed));
struct zfcp_san_dbf_record_els {
u8 ls_code;
u32 len;
-#define ZFCP_DBF_ELS_PAYLOAD 32
-#define ZFCP_DBF_ELS_MAX_PAYLOAD 1024
- u8 payload[ZFCP_DBF_ELS_PAYLOAD];
} __attribute__ ((packed));
struct zfcp_san_dbf_record {
@@ -196,6 +190,8 @@ struct zfcp_san_dbf_record {
struct zfcp_san_dbf_record_ct_response ct_resp;
struct zfcp_san_dbf_record_els els;
} u;
+#define ZFCP_DBF_SAN_MAX_PAYLOAD 1024
+ u8 payload[32];
} __attribute__ ((packed));
struct zfcp_scsi_dbf_record {
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 9040f738ff3..35364f64da7 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -472,6 +472,7 @@ static void zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *act)
ZFCP_STATUS_ERP_TIMEDOUT)) {
act->fsf_req->status |= ZFCP_STATUS_FSFREQ_DISMISSED;
zfcp_rec_dbf_event_action(142, act);
+ act->fsf_req->erp_action = NULL;
}
if (act->status & ZFCP_STATUS_ERP_TIMEDOUT)
zfcp_rec_dbf_event_action(143, act);
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 5ae1d497e5e..d024442ee12 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -683,6 +683,7 @@ static struct zfcp_fsf_req *zfcp_fsf_alloc_noqtcb(mempool_t *pool)
if (!req)
return NULL;
memset(req, 0, sizeof(*req));
+ req->pool = pool;
return req;
}
@@ -769,28 +770,24 @@ static struct zfcp_fsf_req *zfcp_fsf_req_create(struct zfcp_adapter *adapter,
static int zfcp_fsf_req_send(struct zfcp_fsf_req *req)
{
struct zfcp_adapter *adapter = req->adapter;
- struct zfcp_qdio_queue *req_q = &adapter->req_q;
+ unsigned long flags;
int idx;
/* put allocated FSF request into hash table */
- spin_lock(&adapter->req_list_lock);
+ spin_lock_irqsave(&adapter->req_list_lock, flags);
idx = zfcp_reqlist_hash(req->req_id);
list_add_tail(&req->list, &adapter->req_list[idx]);
- spin_unlock(&adapter->req_list_lock);
+ spin_unlock_irqrestore(&adapter->req_list_lock, flags);
- req->qdio_outb_usage = atomic_read(&req_q->count);
+ req->qdio_outb_usage = atomic_read(&adapter->req_q.count);
req->issued = get_clock();
if (zfcp_qdio_send(req)) {
- /* Queues are down..... */
del_timer(&req->timer);
- spin_lock(&adapter->req_list_lock);
- zfcp_reqlist_remove(adapter, req);
- spin_unlock(&adapter->req_list_lock);
- /* undo changes in request queue made for this request */
- atomic_add(req->sbal_number, &req_q->count);
- req_q->first -= req->sbal_number;
- req_q->first += QDIO_MAX_BUFFERS_PER_Q;
- req_q->first %= QDIO_MAX_BUFFERS_PER_Q; /* wrap */
+ spin_lock_irqsave(&adapter->req_list_lock, flags);
+ /* lookup request again, list might have changed */
+ if (zfcp_reqlist_find_safe(adapter, req))
+ zfcp_reqlist_remove(adapter, req);
+ spin_unlock_irqrestore(&adapter->req_list_lock, flags);
zfcp_erp_adapter_reopen(adapter, 0, 116, req);
return -EIO;
}
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index ca8f85f3dad..e46fd3e9f68 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -24,14 +24,10 @@ char *zfcp_get_fcp_sns_info_ptr(struct fcp_rsp_iu *fcp_rsp_iu)
static void zfcp_scsi_slave_destroy(struct scsi_device *sdpnt)
{
struct zfcp_unit *unit = (struct zfcp_unit *) sdpnt->hostdata;
- WARN_ON(!unit);
- if (unit) {
- atomic_clear_mask(ZFCP_STATUS_UNIT_REGISTERED, &unit->status);
- sdpnt->hostdata = NULL;
- unit->device = NULL;
- zfcp_erp_unit_failed(unit, 12, NULL);
- zfcp_unit_put(unit);
- }
+ atomic_clear_mask(ZFCP_STATUS_UNIT_REGISTERED, &unit->status);
+ unit->device = NULL;
+ zfcp_erp_unit_failed(unit, 12, NULL);
+ zfcp_unit_put(unit);
}
static int zfcp_scsi_slave_configure(struct scsi_device *sdp)
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-26 23:40:43 +0000