LDLM_POOL_PROC_READER_SEQ_SHOW(recalc_period, int);
LDLM_POOL_PROC_WRITER(recalc_period, int);
-static ssize_t lprocfs_recalc_period_seq_write(struct file *file, const char *buf,
+static ssize_t lprocfs_recalc_period_seq_write(struct file *file,
+ const char __user *buf,
size_t len, loff_t *off)
{
struct seq_file *seq = file->private_data;