[PATCH -next] SUNRPC: use DEFINE_PROC_SHOW_ATTRIBUTE to define rpc_proc_fops

From: Wang Hai
Date: Fri Sep 23 2022 - 04:06:55 EST


Use DEFINE_PROC_SHOW_ATTRIBUTE helper macro to simplify the code.

Signed-off-by: Wang Hai <wanghai38@xxxxxxxxxx>
---
net/sunrpc/stats.c | 15 +++------------
1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c
index 52908f9e6ea..7b4c42e56cf 100644
--- a/net/sunrpc/stats.c
+++ b/net/sunrpc/stats.c
@@ -34,7 +34,8 @@
/*
* Get RPC client stats
*/
-static int rpc_proc_show(struct seq_file *seq, void *v) {
+static int rpc_show(struct seq_file *seq, void *v)
+{
const struct rpc_stat *statp = seq->private;
const struct rpc_program *prog = statp->program;
unsigned int i, j;
@@ -64,17 +65,7 @@ static int rpc_proc_show(struct seq_file *seq, void *v) {
return 0;
}

-static int rpc_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, rpc_proc_show, pde_data(inode));
-}
-
-static const struct proc_ops rpc_proc_ops = {
- .proc_open = rpc_proc_open,
- .proc_read = seq_read,
- .proc_lseek = seq_lseek,
- .proc_release = single_release,
-};
+DEFINE_PROC_SHOW_ATTRIBUTE(rpc);

/*
* Get RPC server stats
--
2.17.1