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authorMiaohe Lin <linmiaohe@huawei.com>2023-07-15 11:51:11 +0800
committerAndrew Morton <akpm@linux-foundation.org>2023-08-18 10:12:38 -0700
commit8d3a7d797c1a18a24f602a7398103ee894c5bc3b (patch)
tree53cb0d0c8dccd40a76bd48ceb01868bb586a95f4
parent4ae6944d15727c50ff1c0bb3fe38b9b412520d85 (diff)
memory tier: use helper macro __ATTR_RW()
Use helper macro __ATTR_RW to define numa demotion attributes. Minor readability improvement. Link: https://lkml.kernel.org/r/20230715035111.2656784-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--mm/memory-tiers.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/mm/memory-tiers.c b/mm/memory-tiers.c
index c49ab03f49b1..37a4f59d9585 100644
--- a/mm/memory-tiers.c
+++ b/mm/memory-tiers.c
@@ -672,16 +672,16 @@ bool numa_demotion_enabled = false;
#ifdef CONFIG_MIGRATION
#ifdef CONFIG_SYSFS
-static ssize_t numa_demotion_enabled_show(struct kobject *kobj,
- struct kobj_attribute *attr, char *buf)
+static ssize_t demotion_enabled_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
return sysfs_emit(buf, "%s\n",
numa_demotion_enabled ? "true" : "false");
}
-static ssize_t numa_demotion_enabled_store(struct kobject *kobj,
- struct kobj_attribute *attr,
- const char *buf, size_t count)
+static ssize_t demotion_enabled_store(struct kobject *kobj,
+ struct kobj_attribute *attr,
+ const char *buf, size_t count)
{
ssize_t ret;
@@ -693,8 +693,7 @@ static ssize_t numa_demotion_enabled_store(struct kobject *kobj,
}
static struct kobj_attribute numa_demotion_enabled_attr =
- __ATTR(demotion_enabled, 0644, numa_demotion_enabled_show,
- numa_demotion_enabled_store);
+ __ATTR_RW(demotion_enabled);
static struct attribute *numa_attrs[] = {
&numa_demotion_enabled_attr.attr,