@@ -2722,9 +2722,9 @@ int sysctl_compaction_handler(struct ctl_table *table, int write,
}
#if defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
-static ssize_t sysfs_compact_node(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+static ssize_t compact_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
int nid = dev->id;
@@ -2737,7 +2737,7 @@ static ssize_t sysfs_compact_node(struct device *dev,
return count;
}
-static DEVICE_ATTR(compact, 0200, NULL, sysfs_compact_node);
+static DEVICE_ATTR_WO(compact);
int compaction_register_node(struct node *node)
{
Use DEVICE_ATTR_WO helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- mm/compaction.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)