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authorThomas Gleixner <tglx@linutronix.de>2018-08-05 16:39:29 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-08-05 16:39:29 +0200
commitf2701b77bbd992f3df4631de8493f21db0830452 (patch)
treeb05b2bf8b47002ae81c79aaa9de2a311b8ee075e /include/linux/backing-dev-defs.h
parent18b57ce2eb8c8b9a24174a89250cf5f57c76ecdc (diff)
parentacb1872577b346bd15ab3a3f8dff780d6cca4b70 (diff)
Merge 4.18-rc7 into master to pick up the KVM dependcy
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/backing-dev-defs.h')
-rw-r--r--include/linux/backing-dev-defs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 0bd432a4d7bd..24251762c20c 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -22,7 +22,6 @@ struct dentry;
*/
enum wb_state {
WB_registered, /* bdi_register() was done */
- WB_shutting_down, /* wb_shutdown() in progress */
WB_writeback_running, /* Writeback is in progress */
WB_has_dirty_io, /* Dirty inodes on ->b_{dirty|io|more_io} */
WB_start_all, /* nr_pages == 0 (all) work pending */
@@ -189,6 +188,7 @@ struct backing_dev_info {
#ifdef CONFIG_CGROUP_WRITEBACK
struct radix_tree_root cgwb_tree; /* radix tree of active cgroup wbs */
struct rb_root cgwb_congested_tree; /* their congested states */
+ struct mutex cgwb_release_mutex; /* protect shutdown of wb structs */
#else
struct bdi_writeback_congested *wb_congested;
#endif