diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_qdio.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_qdio.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 1c3275163c91..49ea5add4abc 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -1,18 +1,8 @@ /* - * linux/drivers/s390/scsi/zfcp_qdio.c + * This file is part of the zfcp device driver for + * FCP adapters for IBM System z9 and zSeries. * - * FCP adapter driver for IBM eServer zSeries - * - * QDIO related routines - * - * (C) Copyright IBM Corp. 2002, 2004 - * - * Authors: - * Martin Peschke <mpeschke@de.ibm.com> - * Raimund Schroeder <raimund.schroeder@de.ibm.com> - * Wolfgang Taphorn - * Heiko Carstens <heiko.carstens@de.ibm.com> - * Andreas Herrmann <aherrman@de.ibm.com> + * (C) Copyright IBM Corp. 2002, 2006 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -178,7 +168,8 @@ zfcp_qdio_allocate(struct zfcp_adapter *adapter) init_data->cdev = adapter->ccw_device; init_data->q_format = QDIO_SCSI_QFMT; - memcpy(init_data->adapter_name, &adapter->name, 8); + memcpy(init_data->adapter_name, zfcp_get_busid_by_adapter(adapter), 8); + ASCEBC(init_data->adapter_name, 8); init_data->qib_param_field_format = 0; init_data->qib_param_field = NULL; init_data->input_slib_elements = NULL; @@ -436,6 +427,7 @@ int zfcp_qdio_reqid_check(struct zfcp_adapter *adapter, void *sbale_addr) { struct zfcp_fsf_req *fsf_req; + unsigned long flags; /* invalid (per convention used in this driver) */ if (unlikely(!sbale_addr)) { @@ -447,15 +439,15 @@ zfcp_qdio_reqid_check(struct zfcp_adapter *adapter, void *sbale_addr) fsf_req = (struct zfcp_fsf_req *) sbale_addr; /* serialize with zfcp_fsf_req_dismiss_all */ - spin_lock(&adapter->fsf_req_list_lock); + spin_lock_irqsave(&adapter->fsf_req_list_lock, flags); if (list_empty(&adapter->fsf_req_list_head)) { - spin_unlock(&adapter->fsf_req_list_lock); + spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); return 0; } list_del(&fsf_req->list); atomic_dec(&adapter->fsf_reqs_active); - spin_unlock(&adapter->fsf_req_list_lock); - + spin_unlock_irqrestore(&adapter->fsf_req_list_lock, flags); + if (unlikely(adapter != fsf_req->adapter)) { ZFCP_LOG_NORMAL("bug: invalid reqid (fsf_req=%p, " "fsf_req->adapter=%p, adapter=%p)\n", |