gfs2: convert to use DEFINE_SEQ_ATTRIBUTE macro

Use DEFINE_SEQ_ATTRIBUTE macro to simplify the code.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index f13b136654cae0acc6812af38bcd7771d896f967..15c5c26f6ae77b7f264c831af96678bb962b11b1 100644 (file)
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -2415,7 +2415,7 @@ static const struct seq_operations gfs2_glstats_seq_ops = {
        .show  = gfs2_glstats_seq_show,
 };
 
-static const struct seq_operations gfs2_sbstats_seq_ops = {
+static const struct seq_operations gfs2_sbstats_sops = {
        .start = gfs2_sbstats_seq_start,
        .next  = gfs2_sbstats_seq_next,
        .stop  = gfs2_sbstats_seq_stop,
@@ -2468,16 +2468,6 @@ static int gfs2_glstats_open(struct inode *inode, struct file *file)
        return __gfs2_glocks_open(inode, file, &gfs2_glstats_seq_ops);
 }
 
-static int gfs2_sbstats_open(struct inode *inode, struct file *file)
-{
-       int ret = seq_open(file, &gfs2_sbstats_seq_ops);
-       if (ret == 0) {
-               struct seq_file *seq = file->private_data;
-               seq->private = inode->i_private;  /* sdp */
-       }
-       return ret;
-}
-
 static const struct file_operations gfs2_glocks_fops = {
        .owner   = THIS_MODULE,
        .open    = gfs2_glocks_open,
@@ -2494,13 +2484,7 @@ static const struct file_operations gfs2_glstats_fops = {
        .release = gfs2_glocks_release,
 };
 
-static const struct file_operations gfs2_sbstats_fops = {
-       .owner   = THIS_MODULE,
-       .open    = gfs2_sbstats_open,
-       .read    = seq_read,
-       .llseek  = seq_lseek,
-       .release = seq_release,
-};
+DEFINE_SEQ_ATTRIBUTE(gfs2_sbstats);
 
 void gfs2_create_debugfs_file(struct gfs2_sbd *sdp)
 {