summaryrefslogtreecommitdiff
path: root/drivers/net/bonding
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2018-04-11 12:00:32 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:24:30 +0300
commit7ceed065451aba90cafd9a493c8f62fedd74d457 (patch)
tree802eaddc1ae08ae16ec12105c6cc7c3bfee89bd4 /drivers/net/bonding
parent59cacb8dd594428a3be0e57aa099247be818aad6 (diff)
downloadlinux-7ceed065451aba90cafd9a493c8f62fedd74d457.tar.xz
bonding: switch to proc_create_seq_data
And use proc private data directly instead of doing a detour through seq->private. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/net/bonding')
-rw-r--r--drivers/net/bonding/bond_procfs.c36
1 files changed, 6 insertions, 30 deletions
diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c
index 01059f1a7bca..9f7d83e827c3 100644
--- a/drivers/net/bonding/bond_procfs.c
+++ b/drivers/net/bonding/bond_procfs.c
@@ -10,7 +10,7 @@
static void *bond_info_seq_start(struct seq_file *seq, loff_t *pos)
__acquires(RCU)
{
- struct bonding *bond = seq->private;
+ struct bonding *bond = PDE_DATA(file_inode(seq->file));
struct list_head *iter;
struct slave *slave;
loff_t off = 0;
@@ -29,7 +29,7 @@ static void *bond_info_seq_start(struct seq_file *seq, loff_t *pos)
static void *bond_info_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct bonding *bond = seq->private;
+ struct bonding *bond = PDE_DATA(file_inode(seq->file));
struct list_head *iter;
struct slave *slave;
bool found = false;
@@ -56,7 +56,7 @@ static void bond_info_seq_stop(struct seq_file *seq, void *v)
static void bond_info_show_master(struct seq_file *seq)
{
- struct bonding *bond = seq->private;
+ struct bonding *bond = PDE_DATA(file_inode(seq->file));
const struct bond_opt_value *optval;
struct slave *curr, *primary;
int i;
@@ -167,7 +167,7 @@ static void bond_info_show_master(struct seq_file *seq)
static void bond_info_show_slave(struct seq_file *seq,
const struct slave *slave)
{
- struct bonding *bond = seq->private;
+ struct bonding *bond = PDE_DATA(file_inode(seq->file));
seq_printf(seq, "\nSlave Interface: %s\n", slave->dev->name);
seq_printf(seq, "MII Status: %s\n", bond_slave_link_status(slave->link));
@@ -257,38 +257,14 @@ static const struct seq_operations bond_info_seq_ops = {
.show = bond_info_seq_show,
};
-static int bond_info_open(struct inode *inode, struct file *file)
-{
- struct seq_file *seq;
- int res;
-
- res = seq_open(file, &bond_info_seq_ops);
- if (!res) {
- /* recover the pointer buried in proc_dir_entry data */
- seq = file->private_data;
- seq->private = PDE_DATA(inode);
- }
-
- return res;
-}
-
-static const struct file_operations bond_info_fops = {
- .owner = THIS_MODULE,
- .open = bond_info_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
void bond_create_proc_entry(struct bonding *bond)
{
struct net_device *bond_dev = bond->dev;
struct bond_net *bn = net_generic(dev_net(bond_dev), bond_net_id);
if (bn->proc_dir) {
- bond->proc_entry = proc_create_data(bond_dev->name,
- 0444, bn->proc_dir,
- &bond_info_fops, bond);
+ bond->proc_entry = proc_create_seq_data(bond_dev->name, 0444,
+ bn->proc_dir, &bond_info_seq_ops, bond);
if (bond->proc_entry == NULL)
netdev_warn(bond_dev, "Cannot create /proc/net/%s/%s\n",
DRV_NAME, bond_dev->name);