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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/include/linux/page_cgroup.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/include/linux/page_cgroup.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/page_cgroup.h | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/ANDROID_3.4.5/include/linux/page_cgroup.h b/ANDROID_3.4.5/include/linux/page_cgroup.h deleted file mode 100644 index a88cdba2..00000000 --- a/ANDROID_3.4.5/include/linux/page_cgroup.h +++ /dev/null @@ -1,145 +0,0 @@ -#ifndef __LINUX_PAGE_CGROUP_H -#define __LINUX_PAGE_CGROUP_H - -enum { - /* flags for mem_cgroup */ - PCG_LOCK, /* Lock for pc->mem_cgroup and following bits. */ - PCG_USED, /* this object is in use. */ - PCG_MIGRATION, /* under page migration */ - __NR_PCG_FLAGS, -}; - -#ifndef __GENERATING_BOUNDS_H -#include <generated/bounds.h> - -#ifdef CONFIG_CGROUP_MEM_RES_CTLR -#include <linux/bit_spinlock.h> - -/* - * Page Cgroup can be considered as an extended mem_map. - * A page_cgroup page is associated with every page descriptor. The - * page_cgroup helps us identify information about the cgroup - * All page cgroups are allocated at boot or memory hotplug event, - * then the page cgroup for pfn always exists. - */ -struct page_cgroup { - unsigned long flags; - struct mem_cgroup *mem_cgroup; -}; - -void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat); - -#ifdef CONFIG_SPARSEMEM -static inline void __init page_cgroup_init_flatmem(void) -{ -} -extern void __init page_cgroup_init(void); -#else -void __init page_cgroup_init_flatmem(void); -static inline void __init page_cgroup_init(void) -{ -} -#endif - -struct page_cgroup *lookup_page_cgroup(struct page *page); -struct page *lookup_cgroup_page(struct page_cgroup *pc); - -#define TESTPCGFLAG(uname, lname) \ -static inline int PageCgroup##uname(struct page_cgroup *pc) \ - { return test_bit(PCG_##lname, &pc->flags); } - -#define SETPCGFLAG(uname, lname) \ -static inline void SetPageCgroup##uname(struct page_cgroup *pc)\ - { set_bit(PCG_##lname, &pc->flags); } - -#define CLEARPCGFLAG(uname, lname) \ -static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \ - { clear_bit(PCG_##lname, &pc->flags); } - -#define TESTCLEARPCGFLAG(uname, lname) \ -static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \ - { return test_and_clear_bit(PCG_##lname, &pc->flags); } - -TESTPCGFLAG(Used, USED) -CLEARPCGFLAG(Used, USED) -SETPCGFLAG(Used, USED) - -SETPCGFLAG(Migration, MIGRATION) -CLEARPCGFLAG(Migration, MIGRATION) -TESTPCGFLAG(Migration, MIGRATION) - -static inline void lock_page_cgroup(struct page_cgroup *pc) -{ - /* - * Don't take this lock in IRQ context. - * This lock is for pc->mem_cgroup, USED, MIGRATION - */ - bit_spin_lock(PCG_LOCK, &pc->flags); -} - -static inline void unlock_page_cgroup(struct page_cgroup *pc) -{ - bit_spin_unlock(PCG_LOCK, &pc->flags); -} - -#else /* CONFIG_CGROUP_MEM_RES_CTLR */ -struct page_cgroup; - -static inline void __meminit pgdat_page_cgroup_init(struct pglist_data *pgdat) -{ -} - -static inline struct page_cgroup *lookup_page_cgroup(struct page *page) -{ - return NULL; -} - -static inline void page_cgroup_init(void) -{ -} - -static inline void __init page_cgroup_init_flatmem(void) -{ -} - -#endif /* CONFIG_CGROUP_MEM_RES_CTLR */ - -#include <linux/swap.h> - -#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP -extern unsigned short swap_cgroup_cmpxchg(swp_entry_t ent, - unsigned short old, unsigned short new); -extern unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id); -extern unsigned short lookup_swap_cgroup_id(swp_entry_t ent); -extern int swap_cgroup_swapon(int type, unsigned long max_pages); -extern void swap_cgroup_swapoff(int type); -#else - -static inline -unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id) -{ - return 0; -} - -static inline -unsigned short lookup_swap_cgroup_id(swp_entry_t ent) -{ - return 0; -} - -static inline int -swap_cgroup_swapon(int type, unsigned long max_pages) -{ - return 0; -} - -static inline void swap_cgroup_swapoff(int type) -{ - return; -} - -#endif /* CONFIG_CGROUP_MEM_RES_CTLR_SWAP */ - -#endif /* !__GENERATING_BOUNDS_H */ - -#endif /* __LINUX_PAGE_CGROUP_H */ |