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Thu, 12 Nov 2020 01:04:45 GMT Received: from b01cxnp23034.gho.pok.ibm.com (b01cxnp23034.gho.pok.ibm.com [9.57.198.29]) by ppma03dal.us.ibm.com with ESMTP id 34nk79y5sn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 12 Nov 2020 01:04:45 +0000 Received: from b01ledav001.gho.pok.ibm.com (b01ledav001.gho.pok.ibm.com [9.57.199.106]) by b01cxnp23034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0AC14iMo11207194 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 12 Nov 2020 01:04:44 GMT Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B15E428058; Thu, 12 Nov 2020 01:04:44 +0000 (GMT) Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3AE002805E; Thu, 12 Nov 2020 01:04:44 +0000 (GMT) Received: from localhost.localdomain (unknown [9.40.195.188]) by b01ledav001.gho.pok.ibm.com (Postfix) with ESMTP; Thu, 12 Nov 2020 01:04:44 +0000 (GMT) From: Tyrel Datwyler To: james.bottomley@hansenpartnership.com Subject: [PATCH 1/6] ibmvfc: byte swap login_buf.resp values in attribute show functions Date: Wed, 11 Nov 2020 19:04:37 -0600 Message-Id: <20201112010442.102589-1-tyreld@linux.ibm.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312, 18.0.737 definitions=2020-11-11_12:2020-11-10, 2020-11-11 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 mlxscore=0 mlxlogscore=999 priorityscore=1501 phishscore=0 bulkscore=0 clxscore=1015 suspectscore=1 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011120001 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tyrel Datwyler , martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, brking@linux.ibm.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Both ibmvfc_show_host_(capabilities|npiv_version) functions retrieve values from vhost->login_buf.resp buffer. This is the MAD response buffer from the VIOS and as such any multi-byte non-string values are in big endian format. Byte swap these values to host cpu endian format for better human readability. Signed-off-by: Tyrel Datwyler --- drivers/scsi/ibmvscsi/ibmvfc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 070cf516b98f..01fe65de9086 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -3025,7 +3025,7 @@ static ssize_t ibmvfc_show_host_npiv_version(struct device *dev, { struct Scsi_Host *shost = class_to_shost(dev); struct ibmvfc_host *vhost = shost_priv(shost); - return snprintf(buf, PAGE_SIZE, "%d\n", vhost->login_buf->resp.version); + return snprintf(buf, PAGE_SIZE, "%d\n", be32_to_cpu(vhost->login_buf->resp.version)); } static ssize_t ibmvfc_show_host_capabilities(struct device *dev, @@ -3033,7 +3033,7 @@ static ssize_t ibmvfc_show_host_capabilities(struct device *dev, { struct Scsi_Host *shost = class_to_shost(dev); struct ibmvfc_host *vhost = shost_priv(shost); - return snprintf(buf, PAGE_SIZE, "%llx\n", vhost->login_buf->resp.capabilities); + return snprintf(buf, PAGE_SIZE, "%llx\n", be64_to_cpu(vhost->login_buf->resp.capabilities)); } /** -- 2.27.0