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authorAl Viro <viro@zeniv.linux.org.uk>2013-04-04 03:07:30 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-04-09 23:16:51 +0400
commit866ad9a747bbf5461739fcae6d0a41c8971bbe1d (patch)
tree6a94d3434bbb9034f9aeed68a59e799abf7f8ff2 /fs/proc/internal.h
parentad147d011f4e9d4e4309f7974fd19c7f875ccb14 (diff)
downloadlinux-866ad9a747bbf5461739fcae6d0a41c8971bbe1d.tar.xz
procfs: preparations for remove_proc_entry() race fixes
* leave ->proc_fops alone; make ->pde_users negative instead * trim pde_opener * move relevant code in fs/proc/inode.c Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/proc/internal.h')
-rw-r--r--fs/proc/internal.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 9c93a53f371d..c43d536f93b9 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -151,12 +151,13 @@ int proc_readdir_de(struct proc_dir_entry *de, struct file *filp, void *dirent,
filldir_t filldir);
struct pde_opener {
- struct inode *inode;
struct file *file;
- int (*release)(struct inode *, struct file *);
struct list_head lh;
};
-void pde_users_dec(struct proc_dir_entry *pde);
+
+ssize_t __proc_file_read(struct file *, char __user *, size_t, loff_t *);
+extern const struct file_operations proc_file_operations;
+void proc_entry_rundown(struct proc_dir_entry *);
extern spinlock_t proc_subdir_lock;