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ANDROID: vendor_hooks: Add hooks for lookaround

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Add hooks for support lookaround in memory reclamation.

- android_vh_test_clear_look_around_ref
- android_vh_check_page_look_around_ref
- android_vh_look_around_migrate_page
- android_vh_look_around
Bug: 241079328

Signed-off-by: Peifeng Li <lipeifeng@oppo.com>
Change-Id: I9a606ae71d2f1303df3b02403b30bc8fdc9d06dd
This commit is contained in:
Peifeng Li
2022-09-13 19:07:41 +08:00
parent c762f435c0
commit f50f24e781
6 changed files with 23 additions and 0 deletions
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11
include/trace/hooks/mm.h
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@@ -44,6 +44,7 @@ struct readahead_control;
#endif /* __GENKSYMS__ */
struct cma;
struct swap_slots_cache;
struct page_vma_mapped_walk;
DECLARE_RESTRICTED_HOOK(android_rvh_set_skip_swapcache_flags,
TP_PROTO(gfp_t *flags),
@@ -268,6 +269,16 @@ DECLARE_HOOK(android_vh_alloc_pages_failure_bypass,
TP_PROTO(gfp_t gfp_mask, int order, int alloc_flags,
int migratetype, struct page **page),
TP_ARGS(gfp_mask, order, alloc_flags, migratetype, page));
DECLARE_HOOK(android_vh_test_clear_look_around_ref,
TP_PROTO(struct page *page),
TP_ARGS(page));
DECLARE_HOOK(android_vh_look_around_migrate_page,
TP_PROTO(struct page *old_page, struct page *new_page),
TP_ARGS(old_page, new_page));
DECLARE_HOOK(android_vh_look_around,
TP_PROTO(struct page_vma_mapped_walk *pvmw, struct page *page,
struct vm_area_struct *vma, int *referenced),
TP_ARGS(pvmw, page, vma, referenced));
/* macro versions of hooks are no longer required */
#endif /* _TRACE_HOOK_MM_H */