From: ye xingchen <ye.xingchen@zte.com.cn>
Date: Wed, 30 Nov 2022 08:16:08 +0000 (+0800)
Subject: ACPI: use sysfs_emit() instead of scnprintf()
X-Git-Tag: io_uring-6.2-2022-12-19~100^2^4
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=92266c65e08793fda74d1d71edfbe25000807f39;p=linux-block.git

ACPI: use sysfs_emit() instead of scnprintf()

Replace the open-code with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
index ec0e22a1e25d..0c305cd6bb42 100644
--- a/drivers/acpi/acpi_pad.c
+++ b/drivers/acpi/acpi_pad.c
@@ -287,7 +287,7 @@ static ssize_t rrtime_store(struct device *dev,
 static ssize_t rrtime_show(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%d\n", round_robin_time);
+	return sysfs_emit(buf, "%d\n", round_robin_time);
 }
 static DEVICE_ATTR_RW(rrtime);
 
@@ -309,7 +309,7 @@ static ssize_t idlepct_store(struct device *dev,
 static ssize_t idlepct_show(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%d\n", idle_pct);
+	return sysfs_emit(buf, "%d\n", idle_pct);
 }
 static DEVICE_ATTR_RW(idlepct);
 
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 093675b1a1ff..0f17b1c32718 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -148,7 +148,7 @@ __ATTR(_name, 0444, show_##_name, NULL)
 		if (ret)						\
 			return ret;					\
 									\
-		return scnprintf(buf, PAGE_SIZE, "%llu\n",		\
+		return sysfs_emit(buf, "%llu\n",		\
 				(u64)st_name.member_name);		\
 	}								\
 	define_one_cppc_ro(member_name)
@@ -174,7 +174,7 @@ static ssize_t show_feedback_ctrs(struct kobject *kobj,
 	if (ret)
 		return ret;
 
-	return scnprintf(buf, PAGE_SIZE, "ref:%llu del:%llu\n",
+	return sysfs_emit(buf, "ref:%llu del:%llu\n",
 			fb_ctrs.reference, fb_ctrs.delivered);
 }
 define_one_cppc_ro(feedback_ctrs);