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Fri, 5 Apr 2019 18:05:59 +1100 (AEDT) Subject: Re: [PATCH v4 2/4] ocxl: read_pasid never returns an error, so make it void To: "Alastair D'Silva" , alastair@d-silva.org Cc: Greg Kurz , Frederic Barrat , Arnd Bergmann , Greg Kroah-Hartman , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20190320053448.2098-1-alastair@au1.ibm.com> <20190325053456.14599-1-alastair@au1.ibm.com> <20190325053456.14599-3-alastair@au1.ibm.com> From: Andrew Donnellan Date: Fri, 5 Apr 2019 18:05:58 +1100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190325053456.14599-3-alastair@au1.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-AU Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 19040507-4275-0000-0000-0000032486D7 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19040507-4276-0000-0000-000038339566 Message-Id: <0f4d1afe-7474-c8cd-29fb-48b1364fa37a@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-04-05_04:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=898 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904050052 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25/3/19 4:34 pm, Alastair D'Silva wrote: > From: Alastair D'Silva > > No need for a return value in read_pasid as it only returns 0. > > Signed-off-by: Alastair D'Silva > Reviewed-by: Greg Kurz Acked-by: Andrew Donnellan > --- > drivers/misc/ocxl/config.c | 9 ++------- > 1 file changed, 2 insertions(+), 7 deletions(-) > > diff --git a/drivers/misc/ocxl/config.c b/drivers/misc/ocxl/config.c > index 8f2c5d8bd2ee..4dc11897237d 100644 > --- a/drivers/misc/ocxl/config.c > +++ b/drivers/misc/ocxl/config.c > @@ -68,7 +68,7 @@ static int find_dvsec_afu_ctrl(struct pci_dev *dev, u8 afu_idx) > return 0; > } > > -static int read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > +static void read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > { > u16 val; > int pos; > @@ -89,7 +89,6 @@ static int read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > out: > dev_dbg(&dev->dev, "PASID capability:\n"); > dev_dbg(&dev->dev, " Max PASID log = %d\n", fn->max_pasid_log); > - return 0; > } > > static int read_dvsec_tl(struct pci_dev *dev, struct ocxl_fn_config *fn) > @@ -205,11 +204,7 @@ int ocxl_config_read_function(struct pci_dev *dev, struct ocxl_fn_config *fn) > { > int rc; > > - rc = read_pasid(dev, fn); > - if (rc) { > - dev_err(&dev->dev, "Invalid PASID configuration: %d\n", rc); > - return -ENODEV; > - } > + read_pasid(dev, fn); > > rc = read_dvsec_tl(dev, fn); > if (rc) { > -- Andrew Donnellan OzLabs, ADL Canberra andrew.donnellan@au1.ibm.com IBM Australia Limited From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCB30C4360F for ; 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Fri, 5 Apr 2019 08:06:21 +0100 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x3576K2147317124 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 5 Apr 2019 07:06:20 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1025A11C050; Fri, 5 Apr 2019 07:06:20 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B940311C064; Fri, 5 Apr 2019 07:06:19 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 5 Apr 2019 07:06:19 +0000 (GMT) Received: from [9.81.192.72] (unknown [9.81.192.72]) (using TLSv1.2 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 51FA9A0195; Fri, 5 Apr 2019 18:05:59 +1100 (AEDT) Subject: Re: [PATCH v4 2/4] ocxl: read_pasid never returns an error, so make it void To: "Alastair D'Silva" , alastair@d-silva.org References: <20190320053448.2098-1-alastair@au1.ibm.com> <20190325053456.14599-1-alastair@au1.ibm.com> <20190325053456.14599-3-alastair@au1.ibm.com> From: Andrew Donnellan Date: Fri, 5 Apr 2019 18:05:58 +1100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190325053456.14599-3-alastair@au1.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-AU Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 19040507-4275-0000-0000-0000032486D7 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19040507-4276-0000-0000-000038339566 Message-Id: <0f4d1afe-7474-c8cd-29fb-48b1364fa37a@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-04-05_04:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=903 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904050052 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: Arnd Bergmann , Greg Kroah-Hartman , Greg Kurz , linux-kernel@vger.kernel.org, Frederic Barrat , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On 25/3/19 4:34 pm, Alastair D'Silva wrote: > From: Alastair D'Silva > > No need for a return value in read_pasid as it only returns 0. > > Signed-off-by: Alastair D'Silva > Reviewed-by: Greg Kurz Acked-by: Andrew Donnellan > --- > drivers/misc/ocxl/config.c | 9 ++------- > 1 file changed, 2 insertions(+), 7 deletions(-) > > diff --git a/drivers/misc/ocxl/config.c b/drivers/misc/ocxl/config.c > index 8f2c5d8bd2ee..4dc11897237d 100644 > --- a/drivers/misc/ocxl/config.c > +++ b/drivers/misc/ocxl/config.c > @@ -68,7 +68,7 @@ static int find_dvsec_afu_ctrl(struct pci_dev *dev, u8 afu_idx) > return 0; > } > > -static int read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > +static void read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > { > u16 val; > int pos; > @@ -89,7 +89,6 @@ static int read_pasid(struct pci_dev *dev, struct ocxl_fn_config *fn) > out: > dev_dbg(&dev->dev, "PASID capability:\n"); > dev_dbg(&dev->dev, " Max PASID log = %d\n", fn->max_pasid_log); > - return 0; > } > > static int read_dvsec_tl(struct pci_dev *dev, struct ocxl_fn_config *fn) > @@ -205,11 +204,7 @@ int ocxl_config_read_function(struct pci_dev *dev, struct ocxl_fn_config *fn) > { > int rc; > > - rc = read_pasid(dev, fn); > - if (rc) { > - dev_err(&dev->dev, "Invalid PASID configuration: %d\n", rc); > - return -ENODEV; > - } > + read_pasid(dev, fn); > > rc = read_dvsec_tl(dev, fn); > if (rc) { > -- Andrew Donnellan OzLabs, ADL Canberra andrew.donnellan@au1.ibm.com IBM Australia Limited