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authorIngo Molnar <mingo@elte.hu>2009-01-12 11:32:03 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-12 11:32:03 +0100
commite3ee1e123183ca9847e74b7b8e2694c9e3b817a6 (patch)
tree652a84674ed05eaa46a813de2223af0bd0168a5a /include/linux/writeback.h
parent5762ba1873b0bb9faa631aaa02f533c2b9837f82 (diff)
parentc59765042f53a79a7a65585042ff463b69cb248c (diff)
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Merge commit 'v2.6.29-rc1' into timers/hrtimers
Conflicts: kernel/time/tick-common.c
Diffstat (limited to 'include/linux/writeback.h')
-rw-r--r--include/linux/writeback.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index e585657e983..7300ecdc480 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -30,7 +30,6 @@ static inline int task_is_pdflush(struct task_struct *task)
enum writeback_sync_modes {
WB_SYNC_NONE, /* Don't wait on anything */
WB_SYNC_ALL, /* Wait on every mapping */
- WB_SYNC_HOLD, /* Hold the inode on sb_dirty for sys_sync() */
};
/*
@@ -107,7 +106,9 @@ void throttle_vm_writeout(gfp_t gfp_mask);
/* These are exported to sysctl. */
extern int dirty_background_ratio;
+extern unsigned long dirty_background_bytes;
extern int vm_dirty_ratio;
+extern unsigned long vm_dirty_bytes;
extern int dirty_writeback_interval;
extern int dirty_expire_interval;
extern int vm_highmem_is_dirtyable;
@@ -116,17 +117,26 @@ extern int laptop_mode;
extern unsigned long determine_dirtyable_memory(void);
+extern int dirty_background_ratio_handler(struct ctl_table *table, int write,
+ struct file *filp, void __user *buffer, size_t *lenp,
+ loff_t *ppos);
+extern int dirty_background_bytes_handler(struct ctl_table *table, int write,
+ struct file *filp, void __user *buffer, size_t *lenp,
+ loff_t *ppos);
extern int dirty_ratio_handler(struct ctl_table *table, int write,
struct file *filp, void __user *buffer, size_t *lenp,
loff_t *ppos);
+extern int dirty_bytes_handler(struct ctl_table *table, int write,
+ struct file *filp, void __user *buffer, size_t *lenp,
+ loff_t *ppos);
struct ctl_table;
struct file;
int dirty_writeback_centisecs_handler(struct ctl_table *, int, struct file *,
void __user *, size_t *, loff_t *);
-void get_dirty_limits(long *pbackground, long *pdirty, long *pbdi_dirty,
- struct backing_dev_info *bdi);
+void get_dirty_limits(unsigned long *pbackground, unsigned long *pdirty,
+ unsigned long *pbdi_dirty, struct backing_dev_info *bdi);
void page_writeback_init(void);
void balance_dirty_pages_ratelimited_nr(struct address_space *mapping,