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ANDROID: vendor_hook: Add hook in do_swap_page()

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android_vh_swapin_add_anon_rmap: after add pte mapping to an anonymous
page durning do_swap_page, update the status that whether this page
need to be reclaimed to a swap location, according to the information
of vm_fault.

Bug: 234214858
Signed-off-by: Bing Han <bing.han@transsion.com>
Change-Id: I8a2d603102c315323817e6c9366db9b0da878344
This commit is contained in:
Bing Han
2022-06-28 13:59:34 +08:00
committed by Treehugger Robot
parent 9d4b553252
commit 50148ce249
3 changed files with 5 additions and 0 deletions
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drivers/android/vendor_hooks.c
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@@ -408,6 +408,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_shrink_node_memcgs);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ra_tuning_max_page);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_tune_memcg_scan_type);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cow_user_page);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_swapin_add_anon_rmap);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_page_isolated_for_reclaim);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_inactive_is_low);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_snapshot_refaults);