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76 lines
2.3 KiB
76 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __LINUX_PAGE_OWNER_H |
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#define __LINUX_PAGE_OWNER_H |
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#include <linux/jump_label.h> |
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#ifdef CONFIG_PAGE_OWNER |
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extern struct static_key_false page_owner_inited; |
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extern struct page_ext_operations page_owner_ops; |
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extern void __reset_page_owner(struct page *page, unsigned int order); |
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extern void __set_page_owner(struct page *page, |
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unsigned int order, gfp_t gfp_mask); |
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extern void __split_page_owner(struct page *page, unsigned int nr); |
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extern void __copy_page_owner(struct page *oldpage, struct page *newpage); |
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extern void __set_page_owner_migrate_reason(struct page *page, int reason); |
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extern void __dump_page_owner(struct page *page); |
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extern void pagetypeinfo_showmixedcount_print(struct seq_file *m, |
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pg_data_t *pgdat, struct zone *zone); |
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static inline void reset_page_owner(struct page *page, unsigned int order) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__reset_page_owner(page, order); |
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} |
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static inline void set_page_owner(struct page *page, |
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unsigned int order, gfp_t gfp_mask) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__set_page_owner(page, order, gfp_mask); |
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} |
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static inline void split_page_owner(struct page *page, unsigned int nr) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__split_page_owner(page, nr); |
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} |
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static inline void copy_page_owner(struct page *oldpage, struct page *newpage) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__copy_page_owner(oldpage, newpage); |
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} |
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static inline void set_page_owner_migrate_reason(struct page *page, int reason) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__set_page_owner_migrate_reason(page, reason); |
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} |
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static inline void dump_page_owner(struct page *page) |
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{ |
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if (static_branch_unlikely(&page_owner_inited)) |
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__dump_page_owner(page); |
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} |
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#else |
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static inline void reset_page_owner(struct page *page, unsigned int order) |
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{ |
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} |
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static inline void set_page_owner(struct page *page, |
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unsigned int order, gfp_t gfp_mask) |
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{ |
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} |
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static inline void split_page_owner(struct page *page, |
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unsigned int order) |
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{ |
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} |
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static inline void copy_page_owner(struct page *oldpage, struct page *newpage) |
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{ |
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} |
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static inline void set_page_owner_migrate_reason(struct page *page, int reason) |
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{ |
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} |
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static inline void dump_page_owner(struct page *page) |
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{ |
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} |
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#endif /* CONFIG_PAGE_OWNER */ |
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#endif /* __LINUX_PAGE_OWNER_H */
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