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proc: use named enums for better readability

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Signed-off-by: Alexey Gladkov <gladkov.alexey@gmail.com>
Reviewed-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
This commit is contained in:
Alexey Gladkov 2020-04-19 16:10:57 +02:00 committed by Eric W. Biederman
parent 1c6c4d112e
commit e61bb8b36a
4 changed files with 8 additions and 8 deletions
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2
fs/proc/base.c
View File

@ -699,7 +699,7 @@ int proc_setattr(struct dentry *dentry, struct iattr *attr)
*/
static bool has_pid_permissions(struct proc_fs_info *fs_info,
struct task_struct *task,
int hide_pid_min)
enum proc_hidepid hide_pid_min)
{
/*
* If 'hidpid' mount option is set force a ptrace check,

2
fs/proc/inode.c
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@ -166,7 +166,7 @@ void proc_invalidate_siblings_dcache(struct hlist_head *inodes, spinlock_t *lock
deactivate_super(old_sb);
}
static inline const char *hidepid2str(int v)
static inline const char *hidepid2str(enum proc_hidepid v)
{
switch (v) {
case HIDEPID_OFF: return "off";

4
fs/proc/root.c
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@ -32,9 +32,9 @@
struct proc_fs_context {
struct pid_namespace *pid_ns;
unsigned int mask;
int hidepid;
enum proc_hidepid hidepid;
int gid;
int pidonly;
enum proc_pidonly pidonly;
};
enum proc_param {

8
include/linux/proc_fs.h
View File

@ -43,7 +43,7 @@ struct proc_ops {
} __randomize_layout;
/* definitions for hide_pid field */
enum {
enum proc_hidepid {
HIDEPID_OFF = 0,
HIDEPID_NO_ACCESS = 1,
HIDEPID_INVISIBLE = 2,
@ -51,7 +51,7 @@ enum {
};
/* definitions for proc mount option pidonly */
enum {
enum proc_pidonly {
PROC_PIDONLY_OFF = 0,
PROC_PIDONLY_ON = 1,
};
@ -61,8 +61,8 @@ struct proc_fs_info {
struct dentry *proc_self; /* For /proc/self */
struct dentry *proc_thread_self; /* For /proc/thread-self */
kgid_t pid_gid;
int hide_pid;
int pidonly;
enum proc_hidepid hide_pid;
enum proc_pidonly pidonly;
};
static inline struct proc_fs_info *proc_sb_info(struct super_block *sb)