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files: Generalize fd restore, introduce file_desc

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The struct replaces bare list_head on all of the _info-s we've
introduced recently.

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Pavel Emelyanov
2012-04-06 20:03:31 +04:00
parent c406b0633f
commit 527b67b91f
5 changed files with 103 additions and 87 deletions
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18
include/files.h
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@@ -39,12 +39,15 @@ struct fdinfo_list_entry {
futex_t real_pid;
};
struct file_desc {
struct list_head fd_info_head;
};
extern void file_desc_add(struct file_desc *d);
extern struct fdinfo_list_entry *file_master(struct file_desc *d);
extern void transport_name_gen(struct sockaddr_un *addr,
int *len, int pid, long fd);
static inline struct fdinfo_list_entry *file_master(struct list_head *fd_list)
{
return list_first_entry(fd_list, struct fdinfo_list_entry, list);
}
void show_saved_files(void);
extern int collect_reg_files(void);
@@ -55,11 +58,12 @@ extern int get_filemap_fd(int pid, struct vma_entry *vma_entry);
extern int self_exe_fd;
struct file_desc;
extern int collect_pipes(void);
extern void mark_pipe_master(void);
extern int open_pipe(struct list_head *l);
struct list_head *find_pipe_fd(int id);
extern int open_pipe(struct file_desc *);
struct file_desc *find_pipe_desc(int id);
extern int pipe_should_open_transport(struct fdinfo_entry *fe,
struct list_head *fd_list);
struct file_desc *d);
#endif /* FILES_H_ */