patch-2.2.0-pre7 linux/include/linux/swapctl.h

• Lines: 73
• Date: Mon Jan 11 10:35:08 1999
• Orig file: v2.2.0-pre6/linux/include/linux/swapctl.h
• Orig date: Mon Jan 4 15:08:18 1999

diff -u --recursive --new-file v2.2.0-pre6/linux/include/linux/swapctl.h linux/include/linux/swapctl.h
@@ -4,41 +4,6 @@
 #include <asm/page.h>
 #include <linux/fs.h>
 
-/* Swap tuning control */
-
-typedef struct swap_control_v6
-{
-	unsigned int	sc_max_page_age;
-	unsigned int	sc_page_advance;
-	unsigned int	sc_page_decline;
-	unsigned int	sc_page_initial_age;
-	unsigned int	sc_age_cluster_fract;
-	unsigned int	sc_age_cluster_min;
-	unsigned int	sc_pageout_weight;
-	unsigned int	sc_bufferout_weight;
-} swap_control_v6;
-typedef struct swap_control_v6 swap_control_t;
-extern swap_control_t swap_control;
-
-typedef struct swapstat_v1
-{
-	unsigned long	wakeups;
-	unsigned long	pages_reclaimed;
-	unsigned long	pages_shm;
-	unsigned long	pages_mmap;
-	unsigned long	pages_swap;
-
-	unsigned long	gfp_freepage_attempts;
-	unsigned long	gfp_freepage_successes;
-	unsigned long	gfp_shrink_attempts;
-	unsigned long	gfp_shrink_successes;
-	unsigned long	kswap_freepage_attempts;
-	unsigned long	kswap_freepage_successes;
-	unsigned long	kswap_wakeups[4];
-} swapstat_v1;
-typedef swapstat_v1 swapstat_t;
-extern swapstat_t swapstats;
-
 typedef struct buffer_mem_v1
 {
 	unsigned int	min_percent;
@@ -66,30 +31,5 @@
 } pager_daemon_v1;
 typedef pager_daemon_v1 pager_daemon_t;
 extern pager_daemon_t pager_daemon;
-
-#define SC_VERSION	1
-#define SC_MAX_VERSION	1
-
-#ifdef __KERNEL__
-
-/* Define the maximum (least urgent) priority for the page reclaim code */
-#define RCL_MAXPRI 6
-/* We use an extra priority in the swap accounting code to represent
-   failure to free a resource at any priority */
-#define RCL_FAILURE (RCL_MAXPRI + 1)
-
-#define AGE_CLUSTER_FRACT	(swap_control.sc_age_cluster_fract)
-#define AGE_CLUSTER_MIN		(swap_control.sc_age_cluster_min)
-#define PAGEOUT_WEIGHT		(swap_control.sc_pageout_weight)
-#define BUFFEROUT_WEIGHT	(swap_control.sc_bufferout_weight)
-
-/* Page aging (see mm/swap.c) */
-
-#define MAX_PAGE_AGE		(swap_control.sc_max_page_age)
-#define PAGE_ADVANCE		(swap_control.sc_page_advance)
-#define PAGE_DECLINE		(swap_control.sc_page_decline)
-#define PAGE_INITIAL_AGE	(swap_control.sc_page_initial_age)
-
-#endif /* __KERNEL */
 
 #endif /* _LINUX_SWAPCTL_H */