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proc: introduce proc_create_seq_private

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Variant of proc_create_data that directly take a struct seq_operations
argument + a private state size and drastically reduces the boilerplate
code in the callers.

All trivial callers converted over.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-24 17:05:17 +02:00
parent fddda2b7b5
commit 44414d82cf
12 changed files with 37 additions and 113 deletions
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9
include/linux/proc_fs.h
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@@ -25,11 +25,13 @@ extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t,
struct proc_dir_entry *);
struct proc_dir_entry *proc_create_mount_point(const char *name);
struct proc_dir_entry *proc_create_seq_data(const char *name, umode_t mode,
struct proc_dir_entry *proc_create_seq_private(const char *name, umode_t mode,
struct proc_dir_entry *parent, const struct seq_operations *ops,
void *data);
unsigned int state_size, void *data);
#define proc_create_seq_data(name, mode, parent, ops, data) \
proc_create_seq_private(name, mode, parent, ops, 0, data)
#define proc_create_seq(name, mode, parent, ops) \
proc_create_seq_data(name, mode, parent, ops, NULL)
proc_create_seq_private(name, mode, parent, ops, 0, NULL)
extern struct proc_dir_entry *proc_create_data(const char *, umode_t,
struct proc_dir_entry *,
@@ -64,6 +66,7 @@ static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
umode_t mode, struct proc_dir_entry *parent) { return NULL; }
#define proc_create_seq_private(name, mode, parent, ops, 0, data) ({NULL;})
#define proc_create_seq_data(name, mode, parent, ops, data) ({NULL;})
#define proc_create_seq(name, mode, parent, ops) ({NULL;})
#define proc_create(name, mode, parent, proc_fops) ({NULL;})