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ANDROID: vendor_hook: Add hooks in unuse_pte_range() and try_to_unuse()

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When the page is unused, a vendor hook android_vh_unuse_swap_page
should be called to specify that the page should not be swapped
to the specified swap location any more.

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: I3fc3675020517f7cc69c76a06150dfb2380dae21
This commit is contained in:
Bing Han
2022-06-10 18:53:44 +08:00
committed by Treehugger Robot
parent 7222a0b29b
commit bc4c73c182
3 changed files with 6 additions and 0 deletions
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3
include/trace/hooks/mm.h
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@@ -185,6 +185,9 @@ DECLARE_HOOK(android_vh_page_isolated_for_reclaim,
DECLARE_HOOK(android_vh_account_swap_pages,
TP_PROTO(struct swap_info_struct *si, bool *skip),
TP_ARGS(si, skip));
DECLARE_HOOK(android_vh_unuse_swap_page,
TP_PROTO(struct swap_info_struct *si, struct page *page),
TP_ARGS(si, page));
/* macro versions of hooks are no longer required */
#endif /* _TRACE_HOOK_MM_H */