Displaying 1 result from an estimated 1 matches for "btrfs_ioctl_fslist_args".
2013 Oct 25
8
[PATCH] btrfs: add framework to read fs info from btrfs-control
...91fb1..bae53ba 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1641,38 +1641,73 @@ static struct file_system_type btrfs_fs_type = {
};
MODULE_ALIAS_FS("btrfs");
+static int btrfs_ioc_get_fslist(void __user *arg)
+{
+ int ret = 0;
+ u64 sz_fslist_arg;
+ u64 sz_fslist;
+ struct btrfs_ioctl_fslist_args *fslist_arg;
+ struct btrfs_ioctl_fslist *fslist;
+
+ sz_fslist_arg = sizeof(*fslist_arg);
+ fslist_arg = memdup_user(arg, sz_fslist_arg);
+
+ sz_fslist = sizeof(*fslist) * fslist_arg->count;
+ kfree(fslist_arg);
+ fslist_arg = memdup_user(arg, sz_fslist_arg + sz_fslist);
+ fslist = (struct btrf...