summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--fs/file.c6
-rw-r--r--include/linux/fdtable.h1
-rw-r--r--kernel/exit.c4
3 files changed, 8 insertions, 3 deletions
diff --git a/fs/file.c b/fs/file.c
index e6e41812258..15750b80e3c 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -519,6 +519,12 @@ struct files_struct init_files = {
.file_lock = __SPIN_LOCK_UNLOCKED(init_task.file_lock),
};
+void daemonize_descriptors(void)
+{
+ atomic_inc(&init_files.count);
+ reset_files_struct(&init_files);
+}
+
/*
* allocate a file descriptor, mark it busy.
*/
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index fb7dacae052..45052aa814c 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -95,6 +95,7 @@ struct task_struct;
struct files_struct *get_files_struct(struct task_struct *);
void put_files_struct(struct files_struct *fs);
void reset_files_struct(struct files_struct *);
+void daemonize_descriptors(void);
int unshare_files(struct files_struct **);
struct files_struct *dup_fd(struct files_struct *, int *);
void do_close_on_exec(struct files_struct *);
diff --git a/kernel/exit.c b/kernel/exit.c
index 20dfc7617c2..09511332131 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -457,9 +457,7 @@ void daemonize(const char *name, ...)
/* Become as one with the init task */
daemonize_fs_struct();
- exit_files(current);
- current->files = init_task.files;
- atomic_inc(&current->files->count);
+ daemonize_descriptors();
reparent_to_kthreadd();
}