diff options
56 files changed, 340 insertions, 303 deletions
diff --git a/arch/m68k/kernel/ints.c b/arch/m68k/kernel/ints.c index 7e8a0d394e6..761ee0440c9 100644 --- a/arch/m68k/kernel/ints.c +++ b/arch/m68k/kernel/ints.c @@ -133,7 +133,7 @@ void __init m68k_setup_user_interrupt(unsigned int vec, unsigned int cnt, { int i; - BUG_ON(IRQ_USER + cnt >= NR_IRQS); + BUG_ON(IRQ_USER + cnt > NR_IRQS); m68k_first_user_vec = vec; for (i = 0; i < cnt; i++) irq_controller[IRQ_USER + i] = &user_irq_controller; diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h index e4a552d4446..0b500c5b644 100644 --- a/arch/x86/include/asm/iommu.h +++ b/arch/x86/include/asm/iommu.h @@ -6,7 +6,6 @@ extern void no_iommu_init(void); extern struct dma_mapping_ops nommu_dma_ops; extern int force_iommu, no_iommu; extern int iommu_detected; -extern int dmar_disabled; extern unsigned long iommu_nr_pages(unsigned long addr, unsigned long len); diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 3ce029ffaa5..1b894b72c0f 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -188,20 +188,6 @@ static void __init ati_bugs_contd(int num, int slot, int func) } #endif -#ifdef CONFIG_DMAR -static void __init intel_g33_dmar(int num, int slot, int func) -{ - struct acpi_table_header *dmar_tbl; - acpi_status status; - - status = acpi_get_table(ACPI_SIG_DMAR, 0, &dmar_tbl); - if (ACPI_SUCCESS(status)) { - printk(KERN_INFO "BIOS BUG: DMAR advertised on Intel G31/G33 chipset -- ignoring\n"); - dmar_disabled = 1; - } -} -#endif - #define QFLAG_APPLY_ONCE 0x1 #define QFLAG_APPLIED 0x2 #define QFLAG_DONE (QFLAG_APPLY_ONCE|QFLAG_APPLIED) @@ -225,10 +211,6 @@ static struct chipset early_qrk[] __initdata = { PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs }, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS, PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd }, -#ifdef CONFIG_DMAR - { PCI_VENDOR_ID_INTEL, 0x29c0, - PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, intel_g33_dmar }, -#endif {} }; diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 4b473948632..9033d164c4e 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -1227,10 +1227,19 @@ fsm_start: /* ATA PIO protocol */ if (unlikely((status & ATA_DRQ) == 0)) { /* handle BSY=0, DRQ=0 as error */ - if (likely(status & (ATA_ERR | ATA_DF))) + if (likely(status & (ATA_ERR | ATA_DF))) { /* device stops HSM for abort/error */ qc->err_mask |= AC_ERR_DEV; - else { + + /* If diagnostic failed and this is + * IDENTIFY, it's likely a phantom + * device. Mark hint. + */ + if (qc->dev->horkage & + ATA_HORKAGE_DIAGNOSTIC) + qc->err_mask |= + AC_ERR_NODEV_HINT; + } else { /* HSM violation. Let EH handle this. * Phantom devices also trigger this * condition. Mark hint. diff --git a/drivers/block/ub.c b/drivers/block/ub.c index fccac18d311..048d71d244d 100644 --- a/drivers/block/ub.c +++ b/drivers/block/ub.c @@ -1546,8 +1546,6 @@ static void ub_top_sense_done(struct ub_dev *sc, struct ub_scsi_cmd *scmd) /* * Reset management - * XXX Move usb_reset_device to khubd. Hogging kevent is not a good thing. - * XXX Make usb_sync_reset asynchronous. */ static void ub_reset_enter(struct ub_dev *sc, int try) @@ -1633,6 +1631,22 @@ static void ub_reset_task(struct work_struct *work) } /* + * XXX Reset brackets are too much hassle to implement, so just stub them + * in order to prevent forced unbinding (which deadlocks solid when our + * ->disconnect method waits for the reset to complete and this kills keventd). + * + * XXX Tell Alan to move usb_unlock_device inside of usb_reset_device, + * or else the post_reset is invoked, and restats I/O on a locked device. + */ +static int ub_pre_reset(struct usb_interface *iface) { + return 0; +} + +static int ub_post_reset(struct usb_interface *iface) { + return 0; +} + +/* * This is called from a process context. */ static void ub_revalidate(struct ub_dev *sc, struct ub_lun *lun) @@ -2446,6 +2460,8 @@ static struct usb_driver ub_driver = { .probe = ub_probe, .disconnect = ub_disconnect, .id_table = ub_usb_ids, + .pre_reset = ub_pre_reset, + .post_reset = ub_post_reset, }; static int __init ub_init(void) diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 4840733cd90..3d7f4923cd1 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -441,13 +441,13 @@ static void process_queued_ios(struct work_struct *work) __choose_pgpath(m); pgpath = m->current_pgpath; - m->pgpath_to_activate = m->current_pgpath; if ((pgpath && !m->queue_io) || (!pgpath && !m->queue_if_no_path)) must_queue = 0; - if (m->pg_init_required && !m->pg_init_in_progress) { + if (m->pg_init_required && !m->pg_init_in_progress && pgpath) { + m->pgpath_to_activate = pgpath; m->pg_init_count++; m->pg_init_required = 0; m->pg_init_in_progress = 1; @@ -708,6 +708,10 @@ static int parse_hw_handler(struct arg_set *as, struct multipath *m) m->hw_handler_name = NULL; return -EINVAL; } + + if (hw_argc > 1) + DMWARN("Ignoring user-specified arguments for " + "hardware handler \"%s\"", m->hw_handler_name); consume(as, hw_argc - 1); return 0; diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index 9d7b53ed75b..ec43f9fa4b2 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -1032,6 +1032,7 @@ static void mirror_dtr(struct dm_target *ti) del_timer_sync(&ms->timer); flush_workqueue(ms->kmirrord_wq); + flush_scheduled_work(); dm_kcopyd_client_destroy(ms->kcopyd_client); destroy_workqueue(ms->kmirrord_wq); free_context(ms, ti, ms->nr_mirrors); diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index a2d068dbe9e..9e4ef88d421 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -320,8 +320,10 @@ int __init dm_stripe_init(void) int r; r = dm_register_target(&stripe_target); - if (r < 0) + if (r < 0) { DMWARN("target registration failed"); + return r; + } kstriped = create_singlethread_workqueue("kstriped"); if (!kstriped) { diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 6963ad14840..c99e4728ff4 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -375,7 +375,7 @@ static void start_io_acct(struct dm_io *io) dm_disk(md)->part0.in_flight = atomic_inc_return(&md->pending); } -static int end_io_acct(struct dm_io *io) +static void end_io_acct(struct dm_io *io) { struct mapped_device *md = io->md; struct bio *bio = io->bio; @@ -391,7 +391,9 @@ static int end_io_acct(struct dm_io *io) dm_disk(md)->part0.in_flight = pending = atomic_dec_return(&md->pending); - return !pending; + /* nudge anyone waiting on suspend queue */ + if (!pending) + wake_up(&md->wait); } /* @@ -499,9 +501,7 @@ static void dec_pending(struct dm_io *io, int error) spin_unlock_irqrestore(&io->md->pushback_lock, flags); } - if (end_io_acct(io)) - /* nudge anyone waiting on suspend queue */ - wake_up(&io->md->wait); + end_io_acct(io); if (io->error != DM_ENDIO_REQUEUE) { blk_add_trace_bio(io->md->queue, io->bio, @@ -937,16 +937,24 @@ static void dm_unplug_all(struct request_queue *q) static int dm_any_congested(void *congested_data, int bdi_bits) { - int r; - struct mapped_device *md = (struct mapped_device *) congested_data; - struct dm_table *map = dm_get_table(md); + int r = bdi_bits; + struct mapped_device *md = congested_data; + struct dm_table *map; - if (!map || test_bit(DMF_BLOCK_IO, &md->flags)) - r = bdi_bits; - else - r = dm_table_any_congested(map, bdi_bits); + atomic_inc(&md->pending); + + if (!test_bit(DMF_BLOCK_IO, &md->flags)) { + map = dm_get_table(md); + if (map) { + r = dm_table_any_congested(map, bdi_bits); + dm_table_put(map); + } + } + + if (!atomic_dec_return(&md->pending)) + /* nudge anyone waiting on suspend queue */ + wake_up(&md->wait); - dm_table_put(map); return r; } diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c index 976b35d1d03..0207dd59090 100644 --- a/drivers/misc/c2port/core.c +++ b/drivers/misc/c2port/core.c @@ -18,6 +18,7 @@ #include <linux/ctype.h> #include <linux/delay.h> #include <linux/idr.h> +#include <linux/sched.h> #include <linux/c2port.h> diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index 37ecf845edf..e12cdb4543b 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -1444,6 +1444,10 @@ static const struct usb_device_id products [] = { // Apple USB Ethernet Adapter USB_DEVICE(0x05ac, 0x1402), .driver_info = (unsigned long) &ax88772_info, +}, { + // Cables-to-Go USB Ethernet Adapter + USB_DEVICE(0x0b95, 0x772a), + .driver_info = (unsigned long) &ax88772_info, }, { }, // END }; 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 |