From: Kajol Jain <kjain@linux.ibm.com> To: acme@kernel.org, linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, sukadev@linux.vnet.ibm.com Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, anju@linux.vnet.ibm.com, maddy@linux.vnet.ibm.com, ravi.bangoria@linux.ibm.com, peterz@infradead.org, yao.jin@linux.intel.com, ak@linux.intel.com, jolsa@kernel.org, kan.liang@linux.intel.com, jmario@redhat.com, alexander.shishkin@linux.intel.com, mingo@kernel.org, paulus@ozlabs.org, namhyung@kernel.org, mpetlan@redhat.com, gregkh@linuxfoundation.org, benh@kernel.crashing.org, mamatha4@linux.vnet.ibm.com, mark.rutland@arm.com, tglx@linutronix.de, kjain@linux.ibm.com Subject: [PATCH v4 3/8] powerpc/hv-24x7: Add sysfs files inside hv-24x7 device to show processor details Date: Mon, 9 Mar 2020 11:55:47 +0530 [thread overview] Message-ID: <20200309062552.29911-4-kjain@linux.ibm.com> (raw) In-Reply-To: <20200309062552.29911-1-kjain@linux.ibm.com> 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 <kjain@linux.ibm.com> --- arch/powerpc/perf/hv-24x7.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 9ae00f29bd21..a31bd5b88f7a 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -454,6 +454,20 @@ static ssize_t device_show_string(struct device *dev, return sprintf(buf, "%s\n", (char *)d->var); } +#ifdef CONFIG_PPC_RTAS +static ssize_t sockets_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", physsockets); +} + +static ssize_t chips_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "%d\n", physchips); +} +#endif + static struct attribute *device_str_attr_create_(char *name, char *str) { struct dev_ext_attribute *attr = kzalloc(sizeof(*attr), GFP_KERNEL); @@ -1100,6 +1114,10 @@ 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); +#ifdef CONFIG_PPC_RTAS +static DEVICE_ATTR_RO(sockets); +static DEVICE_ATTR_RO(chips); +#endif static struct bin_attribute *if_bin_attrs[] = { &bin_attr_catalog, @@ -1110,6 +1128,10 @@ static struct attribute *if_attrs[] = { &dev_attr_catalog_len.attr, &dev_attr_catalog_version.attr, &dev_attr_domains.attr, +#ifdef CONFIG_PPC_RTAS + &dev_attr_sockets.attr, + &dev_attr_chips.attr, +#endif NULL, }; -- 2.18.1
WARNING: multiple messages have this Message-ID (diff)
From: Kajol Jain <kjain@linux.ibm.com> To: acme@kernel.org, linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, sukadev@linux.vnet.ibm.com Cc: mark.rutland@arm.com, maddy@linux.vnet.ibm.com, peterz@infradead.org, yao.jin@linux.intel.com, mingo@kernel.org, kan.liang@linux.intel.com, ak@linux.intel.com, alexander.shishkin@linux.intel.com, anju@linux.vnet.ibm.com, mamatha4@linux.vnet.ibm.com, ravi.bangoria@linux.ibm.com, kjain@linux.ibm.com, jmario@redhat.com, namhyung@kernel.org, tglx@linutronix.de, mpetlan@redhat.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, jolsa@kernel.org Subject: [PATCH v4 3/8] powerpc/hv-24x7: Add sysfs files inside hv-24x7 device to show processor details Date: Mon, 9 Mar 2020 11:55:47 +0530 [thread overview] Message-ID: <20200309062552.29911-4-kjain@linux.ibm.com> (raw) In-Reply-To: <20200309062552.29911-1-kjain@linux.ibm.com> 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 <kjain@linux.ibm.com> --- arch/powerpc/perf/hv-24x7.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 9ae00f29bd21..a31bd5b88f7a 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -454,6 +454,20 @@ static ssize_t device_show_string(struct device *dev, return sprintf(buf, "%s\n", (char *)d->var); } +#ifdef CONFIG_PPC_RTAS +static ssize_t sockets_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", physsockets); +} + +static ssize_t chips_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "%d\n", physchips); +} +#endif + static struct attribute *device_str_attr_create_(char *name, char *str) { struct dev_ext_attribute *attr = kzalloc(sizeof(*attr), GFP_KERNEL); @@ -1100,6 +1114,10 @@ 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); +#ifdef CONFIG_PPC_RTAS +static DEVICE_ATTR_RO(sockets); +static DEVICE_ATTR_RO(chips); +#endif static struct bin_attribute *if_bin_attrs[] = { &bin_attr_catalog, @@ -1110,6 +1128,10 @@ static struct attribute *if_attrs[] = { &dev_attr_catalog_len.attr, &dev_attr_catalog_version.attr, &dev_attr_domains.attr, +#ifdef CONFIG_PPC_RTAS + &dev_attr_sockets.attr, + &dev_attr_chips.attr, +#endif NULL, }; -- 2.18.1
next prev parent reply other threads:[~2020-03-09 6:26 UTC|newest] Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-03-09 6:25 [PATCH v4 0/8] powerpc/perf: Add json file metric support for the hv_24x7 socket/chip level events Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` [PATCH v4 1/8] powerpc/perf/hv-24x7: Fix inconsistent output values incase multiple hv-24x7 events run Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` [PATCH v4 2/8] powerpc/hv-24x7: Add rtas call in hv-24x7 driver to get processor details Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` Kajol Jain [this message] 2020-03-09 6:25 ` [PATCH v4 3/8] powerpc/hv-24x7: Add sysfs files inside hv-24x7 device to show " Kajol Jain 2020-03-09 6:25 ` [PATCH v4 4/8] Documentation/ABI: Add ABI documentation for chips and sockets Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` [PATCH v4 5/8] powerpc/hv-24x7: Update post_mobility_fixup() to handle migration Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` [PATCH v4 6/8] perf/tools: Enhance JSON/metric infrastructure to handle "?" Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-10 18:34 ` Arnaldo Carvalho de Melo 2020-03-10 18:34 ` Arnaldo Carvalho de Melo 2020-03-12 6:11 ` kajoljain 2020-03-12 6:11 ` kajoljain 2020-03-12 10:51 ` Jiri Olsa 2020-03-12 10:51 ` Jiri Olsa 2020-03-12 10:50 ` Jiri Olsa 2020-03-12 10:50 ` Jiri Olsa 2020-03-12 10:51 ` Jiri Olsa 2020-03-12 10:51 ` Jiri Olsa 2020-03-12 10:52 ` Jiri Olsa 2020-03-12 10:52 ` Jiri Olsa 2020-03-13 12:26 ` kajoljain 2020-03-13 12:26 ` kajoljain 2020-03-12 10:52 ` Jiri Olsa 2020-03-12 10:52 ` Jiri Olsa 2020-03-09 6:25 ` [PATCH v4 7/8] tools/perf: Enable Hz/hz prinitg for --metric-only option Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 6:25 ` [PATCH v4 8/8] perf/tools/pmu-events/powerpc: Add hv_24x7 socket/chip level metric events Kajol Jain 2020-03-09 6:25 ` Kajol Jain 2020-03-09 9:35 ` [PATCH v4 0/8] powerpc/perf: Add json file metric support for the hv_24x7 socket/chip level events Jiri Olsa 2020-03-09 9:35 ` Jiri Olsa 2020-03-09 11:22 ` Arnaldo Melo 2020-03-09 11:22 ` Arnaldo Melo 2020-03-10 18:18 ` Arnaldo Carvalho de Melo 2020-03-10 18:18 ` Arnaldo Carvalho de Melo 2020-03-10 18:31 ` Jiri Olsa 2020-03-10 18:31 ` Jiri Olsa
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