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Mon, 25 May 2020 10:43:32 +0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 04PAhUPH53936624 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 25 May 2020 10:43:30 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DA87511C06E; Mon, 25 May 2020 10:43:29 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 050C211C050; Mon, 25 May 2020 10:43:26 +0000 (GMT) Received: from localhost.localdomain.com (unknown [9.199.38.13]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 25 May 2020 10:43:25 +0000 (GMT) From: Kajol Jain To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, suka@us.ibm.com, nathanl@linux.ibm.com Subject: [PATCH v10 3/5] powerpc/hv-24x7: Add sysfs files inside hv-24x7 device to show processor details Date: Mon, 25 May 2020 16:13:05 +0530 Message-Id: <20200525104308.9814-4-kjain@linux.ibm.com> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200525104308.9814-1-kjain@linux.ibm.com> References: <20200525104308.9814-1-kjain@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.676 definitions=2020-05-25_04:2020-05-22, 2020-05-25 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 adultscore=0 impostorscore=0 phishscore=0 spamscore=0 cotscore=-2147483648 lowpriorityscore=0 mlxscore=0 priorityscore=1501 mlxlogscore=999 clxscore=1015 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005250077 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: ravi.bangoria@linux.ibm.com, maddy@linux.vnet.ibm.com, mpetlan@redhat.com, peterz@infradead.org, gregkh@linuxfoundation.org, alexander.shishkin@linux.intel.com, anju@linux.vnet.ibm.com, mamatha4@linux.vnet.ibm.com, jmario@redhat.com, namhyung@kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" To expose the system dependent parameter like total number of sockets and numbers of chips per socket, patch adds two sysfs files. "sockets" and "chips" are added to /sys/devices/hv_24x7/interface/ of the "hv_24x7" pmu. Signed-off-by: Kajol Jain --- arch/powerpc/perf/hv-24x7.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 5cd954af5445..995dd170ca4b 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -448,6 +448,24 @@ static ssize_t device_show_string(struct device *dev, return sprintf(buf, "%s\n", (char *)d->var); } +static ssize_t sockets_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", phys_sockets); +} + +static ssize_t chipspersocket_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", phys_chipspersocket); +} + +static ssize_t coresperchip_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", phys_coresperchip); +} + static struct attribute *device_str_attr_create_(char *name, char *str) { struct dev_ext_attribute *attr = kzalloc(sizeof(*attr), GFP_KERNEL); @@ -1094,6 +1112,9 @@ PAGE_0_ATTR(catalog_len, "%lld\n", (unsigned long long)be32_to_cpu(page_0->length) * 4096); static BIN_ATTR_RO(catalog, 0/* real length varies */); static DEVICE_ATTR_RO(domains); +static DEVICE_ATTR_RO(sockets); +static DEVICE_ATTR_RO(chipspersocket); +static DEVICE_ATTR_RO(coresperchip); static struct bin_attribute *if_bin_attrs[] = { &bin_attr_catalog, @@ -1104,6 +1125,9 @@ static struct attribute *if_attrs[] = { &dev_attr_catalog_len.attr, &dev_attr_catalog_version.attr, &dev_attr_domains.attr, + &dev_attr_sockets.attr, + &dev_attr_chipspersocket.attr, + &dev_attr_coresperchip.attr, NULL, }; -- 2.18.2