summaryrefslogtreecommitdiff
path: root/fs/notify/inotify/inotify_user.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/notify/inotify/inotify_user.c')
-rw-r--r--fs/notify/inotify/inotify_user.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 2c908b31d6c9..ef32f3657958 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -307,6 +307,20 @@ static long inotify_ioctl(struct file *file, unsigned int cmd,
spin_unlock(&group->notification_lock);
ret = put_user(send_len, (int __user *) p);
break;
+#ifdef CONFIG_CHECKPOINT_RESTORE
+ case INOTIFY_IOC_SETNEXTWD:
+ ret = -EINVAL;
+ if (arg >= 1 && arg <= INT_MAX) {
+ struct inotify_group_private_data *data;
+
+ data = &group->inotify_data;
+ spin_lock(&data->idr_lock);
+ idr_set_cursor(&data->idr, (unsigned int)arg);
+ spin_unlock(&data->idr_lock);
+ ret = 0;
+ }
+ break;
+#endif /* CONFIG_CHECKPOINT_RESTORE */
}
return ret;
@@ -635,7 +649,7 @@ static struct fsnotify_group *inotify_new_group(unsigned int max_events)
/* inotify syscalls */
-SYSCALL_DEFINE1(inotify_init1, int, flags)
+static int do_inotify_init(int flags)
{
struct fsnotify_group *group;
int ret;
@@ -660,9 +674,14 @@ SYSCALL_DEFINE1(inotify_init1, int, flags)
return ret;
}
+SYSCALL_DEFINE1(inotify_init1, int, flags)
+{
+ return do_inotify_init(flags);
+}
+
SYSCALL_DEFINE0(inotify_init)
{
- return sys_inotify_init1(0);
+ return do_inotify_init(0);
}
SYSCALL_DEFINE3(inotify_add_watch, int, fd, const char __user *, pathname,