[PATCH v2 05/11] devfreq: Use sysfs_emit() for cpumask show callbacks

Yury Norov <[email protected]> Thu, 2 Jul 2026 11:47:18 -0400
Newsgroups org.kernel.vger.linux-fpga,dev.linux.lists.driver-core,dev.linux.lists.imx,org.infradead.lists.linux-amlogic,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-cxl,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci,org.kernel.vger.linux-perf-users,org.kernel.vger.linux-pm,org.kernel.vger.linux-rdma,org.ozlabs.lists.linuxppc-dev
Message-ID <[email protected]>
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 <[email protected]>
---
 drivers/devfreq/event/rockchip-dfi.c | 2 +-
 drivers/devfreq/hisi_uncore_freq.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
index 5e6e7e900bda..255aee1bdd91 100644
--- a/drivers/devfreq/event/rockchip-dfi.c
+++ b/drivers/devfreq/event/rockchip-dfi.c
@@ -354,7 +354,7 @@ static ssize_t ddr_perf_cpumask_show(struct device *dev,
 	struct pmu *pmu = dev_get_drvdata(dev);
 	struct rockchip_dfi *dfi = container_of(pmu, struct rockchip_dfi, pmu);
 
-	return cpumap_print_to_pagebuf(true, buf, cpumask_of(dfi->cpu));
+	return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(cpumask_of(dfi->cpu)));
 }
 
 static struct device_attribute ddr_perf_cpumask_attr =
diff --git a/drivers/devfreq/hisi_uncore_freq.c b/drivers/devfreq/hisi_uncore_freq.c
index 4d00d813c8ac..23b262d23a66 100644
--- a/drivers/devfreq/hisi_uncore_freq.c
+++ b/drivers/devfreq/hisi_uncore_freq.c
@@ -541,7 +541,7 @@ static ssize_t related_cpus_show(struct device *dev,
 {
 	struct hisi_uncore_freq *uncore = dev_get_drvdata(dev->parent);
 
-	return cpumap_print_to_pagebuf(true, buf, &uncore->related_cpus);
+	return sysfs_emit(buf, "%*pbl\n", cpumask_pr_args(&uncore->related_cpus));
 }
 
 static DEVICE_ATTR_RO(related_cpus);
-- 
2.53.0