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sunrpc: convert to DEFINE_SHOW_ATTRIBUTE 

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Yangtao Li 2018-12-21 10:59:36 -05:00 committed by Anna Schumaker
parent 10e037d1e0
commit 260f71eff4
1 changed files with 3 additions and 16 deletions
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19
net/sunrpc/rpc_pipe.c
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@ -1266,7 +1266,7 @@ static const struct rpc_pipe_ops gssd_dummy_pipe_ops = {
* that this file will be there and have a certain format. * that this file will be there and have a certain format.
*/ */
static int static int
rpc_show_dummy_info(struct seq_file *m, void *v) rpc_dummy_info_show(struct seq_file *m, void *v)
{ {
seq_printf(m, "RPC server: %s\n", utsname()->nodename); seq_printf(m, "RPC server: %s\n", utsname()->nodename);
seq_printf(m, "service: foo (1) version 0\n"); seq_printf(m, "service: foo (1) version 0\n");
@ -1275,25 +1275,12 @@ rpc_show_dummy_info(struct seq_file *m, void *v)
seq_printf(m, "port: 0\n"); seq_printf(m, "port: 0\n");
return 0; return 0;
} }
DEFINE_SHOW_ATTRIBUTE(rpc_dummy_info);
static int
rpc_dummy_info_open(struct inode *inode, struct file *file)
{
return single_open(file, rpc_show_dummy_info, NULL);
}
static const struct file_operations rpc_dummy_info_operations = {
.owner = THIS_MODULE,
.open = rpc_dummy_info_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static const struct rpc_filelist gssd_dummy_info_file[] = { static const struct rpc_filelist gssd_dummy_info_file[] = {
[0] = { [0] = {
.name = "info", .name = "info",
.i_fop = &rpc_dummy_info_operations, .i_fop = &rpc_dummy_info_fops,
.mode = S_IFREG | 0400, .mode = S_IFREG | 0400,
}, },
}; };