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-rw-r--r--include/linux/backing-dev-defs.h3
-rw-r--r--include/linux/writeback.h4
-rw-r--r--include/trace/events/writeback.h1
-rw-r--r--include/uapi/linux/sysctl.h2
4 files changed, 1 insertions, 9 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 0217c1073735..c88fd4d37d1f 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -46,7 +46,6 @@ enum wb_reason {
WB_REASON_VMSCAN,
WB_REASON_SYNC,
WB_REASON_PERIODIC,
- WB_REASON_LAPTOP_TIMER,
WB_REASON_FS_FREE_SPACE,
/*
* There is no bdi forker thread any more and works are done
@@ -204,8 +203,6 @@ struct backing_dev_info {
char dev_name[64];
struct device *owner;
- struct timer_list laptop_mode_wb_timer;
-
#ifdef CONFIG_DEBUG_FS
struct dentry *debug_dir;
#endif
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index f48e8ccffe81..e530112c4b3a 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -328,9 +328,6 @@ struct dirty_throttle_control {
bool dirty_exceeded;
};
-void laptop_io_completion(struct backing_dev_info *info);
-void laptop_sync_completion(void);
-void laptop_mode_timer_fn(struct timer_list *t);
bool node_dirty_ok(struct pglist_data *pgdat);
int wb_domain_init(struct wb_domain *dom, gfp_t gfp);
#ifdef CONFIG_CGROUP_WRITEBACK
@@ -342,7 +339,6 @@ extern struct wb_domain global_wb_domain;
/* These are exported to sysctl. */
extern unsigned int dirty_writeback_interval;
extern unsigned int dirty_expire_interval;
-extern int laptop_mode;
void global_dirty_limits(unsigned long *pbackground, unsigned long *pdirty);
unsigned long wb_calc_thresh(struct bdi_writeback *wb, unsigned long thresh);
diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h
index 311a341e6fe4..b6f94e97788a 100644
--- a/include/trace/events/writeback.h
+++ b/include/trace/events/writeback.h
@@ -42,7 +42,6 @@
EM( WB_REASON_VMSCAN, "vmscan") \
EM( WB_REASON_SYNC, "sync") \
EM( WB_REASON_PERIODIC, "periodic") \
- EM( WB_REASON_LAPTOP_TIMER, "laptop_timer") \
EM( WB_REASON_FS_FREE_SPACE, "fs_free_space") \
EM( WB_REASON_FORKER_THREAD, "forker_thread") \
EMe(WB_REASON_FOREIGN_FLUSH, "foreign_flush")
diff --git a/include/uapi/linux/sysctl.h b/include/uapi/linux/sysctl.h
index 63d1464cb71c..6ea9ea8413fa 100644
--- a/include/uapi/linux/sysctl.h
+++ b/include/uapi/linux/sysctl.h
@@ -183,7 +183,7 @@ enum
VM_LOWMEM_RESERVE_RATIO=20,/* reservation ratio for lower memory zones */
VM_MIN_FREE_KBYTES=21, /* Minimum free kilobytes to maintain */
VM_MAX_MAP_COUNT=22, /* int: Maximum number of mmaps/address-space */
- VM_LAPTOP_MODE=23, /* vm laptop mode */
+
VM_BLOCK_DUMP=24, /* block dump mode */
VM_HUGETLB_GROUP=25, /* permitted hugetlb group */
VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */