powerpc: Use sysfs_emit() for cpumask show callbacks

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@nvidia.com>

arch/powerpc/kernel/cacheinfo.c

@@ -690,7 +690,8 @@ 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)

arch/powerpc/perf/hv-24x7.c

@@ -429,7 +429,7 @@ 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,

arch/powerpc/perf/hv-gpci.c

@@ -100,7 +100,7 @@ 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 */

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);