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The type of "order" in struct page_owner is unsigned short. However, it is unsigned int in the following 3 functions: __reset_page_owner __set_page_owner_handle __set_page_owner_handle The type of "order" in argument list is unsigned int, which is inconsistent. [akpm@linux-foundation.org: update include/linux/page_owner.h] Link: https://lkml.kernel.org/r/20211020125945.47792-1-caoyixuan2019@email.szu.edu.cn Signed-off-by: Yixuan Cao <caoyixuan2019@email.szu.edu.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/* 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 short order);
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extern void __set_page_owner(struct page *page,
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unsigned short 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 __folio_copy_owner(struct folio *newfolio, struct folio *old);
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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(const 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 short 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 short 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 folio_copy_owner(struct folio *newfolio, struct folio *old)
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{
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if (static_branch_unlikely(&page_owner_inited))
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__folio_copy_owner(newfolio, old);
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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(const 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 short 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 short order)
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{
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}
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static inline void folio_copy_owner(struct folio *newfolio, struct folio *folio)
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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(const 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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