Merge tag 'for-4.19-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...
[muen/linux.git] / fs / btrfs / ctree.h
index 53af9f5253f4fc5556e568b9b78397bba61e00cc..2cddfe7806a412e4ecf26a61887fe4474ab380de 100644 (file)
@@ -1280,6 +1280,7 @@ struct btrfs_root {
        int send_in_progress;
        struct btrfs_subvolume_writers *subv_writers;
        atomic_t will_be_snapshotted;
+       atomic_t snapshot_force_cow;
 
        /* For qgroup metadata reserved space */
        spinlock_t qgroup_meta_rsv_lock;
@@ -3390,9 +3391,9 @@ do {                                                                      \
 #define btrfs_debug(fs_info, fmt, args...) \
        btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
 #define btrfs_debug_in_rcu(fs_info, fmt, args...) \
-       btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
+       btrfs_no_printk_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
 #define btrfs_debug_rl_in_rcu(fs_info, fmt, args...) \
-       btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
+       btrfs_no_printk_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
 #define btrfs_debug_rl(fs_info, fmt, args...) \
        btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
 #endif
@@ -3404,6 +3405,13 @@ do {                                                     \
        rcu_read_unlock();                              \
 } while (0)
 
+#define btrfs_no_printk_in_rcu(fs_info, fmt, args...)  \
+do {                                                   \
+       rcu_read_lock();                                \
+       btrfs_no_printk(fs_info, fmt, ##args);          \
+       rcu_read_unlock();                              \
+} while (0)
+
 #define btrfs_printk_ratelimited(fs_info, fmt, args...)                \
 do {                                                           \
        static DEFINE_RATELIMIT_STATE(_rs,                      \