ANDROID: vendor_hooks: Add hooks to extend the struct swap_info_struct

Two vendor hooks are added to extend the struct swap_info_struct:
android_vh_alloc_si, extend the allocation of struct swap_info_struct,
adding data to record the information of specified reclaimed location;
android_vh_init_swap_info_struct, adding initializing the extension of
struct swap_info_struct;

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: I0e1d8e38ba7dfd52b609b1c14eb78f8b0ef0f9e6
This commit is contained in:
Bing Han
2022-06-10 19:00:02 +08:00
committed by Treehugger Robot
parent bc4c73c182
commit 667f0d71dc
3 changed files with 14 additions and 2 deletions

View File

@@ -188,6 +188,12 @@ DECLARE_HOOK(android_vh_account_swap_pages,
DECLARE_HOOK(android_vh_unuse_swap_page,
TP_PROTO(struct swap_info_struct *si, struct page *page),
TP_ARGS(si, page));
DECLARE_HOOK(android_vh_init_swap_info_struct,
TP_PROTO(struct swap_info_struct *p, struct plist_head *swap_avail_heads),
TP_ARGS(p, swap_avail_heads));
DECLARE_HOOK(android_vh_alloc_si,
TP_PROTO(struct swap_info_struct **p, bool *skip),
TP_ARGS(p, skip));
/* macro versions of hooks are no longer required */
#endif /* _TRACE_HOOK_MM_H */