[PATCH 03/16] powerpc: Use sysfs_emit() for cpumask show callbacks
From: Yury Norov
Date: Thu May 28 2026 - 14:38:55 EST
These callbacks are sysfs show paths.
Use sysfs_emit() and cpumask_pr_args() to emit the masks.
This prepares for removing cpumap_print_to_pagebuf().
Signed-off-by: Yury Norov <ynorov@xxxxxxxxxx>
---
arch/powerpc/kernel/cacheinfo.c | 3 ++-
arch/powerpc/perf/hv-24x7.c | 2 +-
arch/powerpc/perf/hv-gpci.c | 2 +-
arch/powerpc/perf/imc-pmu.c | 2 +-
4 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c
index 90d51d9b3ed2..be415d2bb697 100644
--- a/arch/powerpc/kernel/cacheinfo.c
+++ b/arch/powerpc/kernel/cacheinfo.c
@@ -689,7 +689,8 @@ show_shared_cpumap(struct kobject *k, struct kobj_attribute *attr, char *buf, bo
mask = &cache->shared_cpu_map;
- return cpumap_print_to_pagebuf(list, buf, mask);
+ return sysfs_emit(buf, list ? "%*pbl\n" : "%*pb\n",
+ cpumask_pr_args(mask));
}
static ssize_t shared_cpu_map_show(struct kobject *k, struct kobj_attribute *attr, char *buf)
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 243c0a1c8cda..d661fc972c92 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -428,7 +428,7 @@ static char *memdup_to_str(char *maybe_str, int max_len, gfp_t gfp)
static ssize_t cpumask_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return cpumap_print_to_pagebuf(true, buf, &hv_24x7_cpumask);
+ return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(&hv_24x7_cpumask));
}
static ssize_t sockets_show(struct device *dev,
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 10c82cf8f5b3..655b9553ca54 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c
@@ -99,7 +99,7 @@ static ssize_t kernel_version_show(struct device *dev,
static ssize_t cpumask_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return cpumap_print_to_pagebuf(true, buf, &hv_gpci_cpumask);
+ return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(&hv_gpci_cpumask));
}
/* Interface attribute array index to store system information */
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index c1563b4eaa94..7cb909c47889 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -117,7 +117,7 @@ static ssize_t imc_pmu_cpumask_get_attr(struct device *dev,
return 0;
}
- return cpumap_print_to_pagebuf(true, buf, active_mask);
+ return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(active_mask));
}
static DEVICE_ATTR(cpumask, S_IRUGO, imc_pmu_cpumask_get_attr, NULL);
--
2.51.0