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| author | ChenXiaoSong <chenxiaosong2@huawei.com> | 2022-09-23 00:31:53 +0800 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2022-09-26 14:02:49 -0400 |
| commit | 9beeaab8e05d353d709103cafa1941714b4d5d94 (patch) | |
| tree | 7572a1f1dae76824552452398b101b08e440d96f /fs/nfsd/nfsctl.c | |
| parent | 0cfb0c4228a5c8e2ed2b58f8309b660b187cef02 (diff) | |
| download | linux-stable-9beeaab8e05d353d709103cafa1941714b4d5d94.tar.gz linux-stable-9beeaab8e05d353d709103cafa1941714b4d5d94.tar.bz2 linux-stable-9beeaab8e05d353d709103cafa1941714b4d5d94.zip | |
nfsd: use DEFINE_SHOW_ATTRIBUTE to define export_features_fops and supported_enctypes_fops
Use DEFINE_SHOW_ATTRIBUTE helper macro to simplify the code.
Signed-off-by: ChenXiaoSong <chenxiaosong2@huawei.com>
[ cel: reduce line length ]
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/nfsctl.c')
| -rw-r--r-- | fs/nfsd/nfsctl.c | 29 |
1 files changed, 5 insertions, 24 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index 597a26ad4183..3ed0cfdb0c0b 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -185,17 +185,7 @@ static int export_features_show(struct seq_file *m, void *v) return 0; } -static int export_features_open(struct inode *inode, struct file *file) -{ - return single_open(file, export_features_show, NULL); -} - -static const struct file_operations export_features_operations = { - .open = export_features_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(export_features); #if defined(CONFIG_SUNRPC_GSS) || defined(CONFIG_SUNRPC_GSS_MODULE) static int supported_enctypes_show(struct seq_file *m, void *v) @@ -204,17 +194,7 @@ static int supported_enctypes_show(struct seq_file *m, void *v) return 0; } -static int supported_enctypes_open(struct inode *inode, struct file *file) -{ - return single_open(file, supported_enctypes_show, NULL); -} - -static const struct file_operations supported_enctypes_ops = { - .open = supported_enctypes_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(supported_enctypes); #endif /* CONFIG_SUNRPC_GSS or CONFIG_SUNRPC_GSS_MODULE */ static const struct file_operations pool_stats_operations = { @@ -1365,7 +1345,7 @@ static int nfsd_fill_super(struct super_block *sb, struct fs_context *fc) /* Per-export io stats use same ops as exports file */ [NFSD_Export_Stats] = {"export_stats", &exports_nfsd_operations, S_IRUGO}, [NFSD_Export_features] = {"export_features", - &export_features_operations, S_IRUGO}, + &export_features_fops, S_IRUGO}, [NFSD_FO_UnlockIP] = {"unlock_ip", &transaction_ops, S_IWUSR|S_IRUSR}, [NFSD_FO_UnlockFS] = {"unlock_filesystem", @@ -1381,7 +1361,8 @@ static int nfsd_fill_super(struct super_block *sb, struct fs_context *fc) [NFSD_MaxConnections] = {"max_connections", &transaction_ops, S_IWUSR|S_IRUGO}, [NFSD_Filecache] = {"filecache", &filecache_ops, S_IRUGO}, #if defined(CONFIG_SUNRPC_GSS) || defined(CONFIG_SUNRPC_GSS_MODULE) - [NFSD_SupportedEnctypes] = {"supported_krb5_enctypes", &supported_enctypes_ops, S_IRUGO}, + [NFSD_SupportedEnctypes] = {"supported_krb5_enctypes", + &supported_enctypes_fops, S_IRUGO}, #endif /* CONFIG_SUNRPC_GSS or CONFIG_SUNRPC_GSS_MODULE */ #ifdef CONFIG_NFSD_V4 [NFSD_Leasetime] = {"nfsv4leasetime", &transaction_ops, S_IWUSR|S_IRUSR}, |