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ANDROID: vendor_hooks: add hooks in __alloc_pages_slowpath

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Since android_vh_alloc_pages_slowpath is revert by
commit e09000ee19 ("Revert half of "ANDROID: vendor_hooks: Add hooks
for memory when debug""). re-add hooks here to measure the duration

Bug: 182443489
Signed-off-by: liuhailong <liuhailong@oppo.com>
Change-Id: Ie4534047105d8409623692cc3811b55d9ddbd17d
This commit is contained in:
liuhailong
2022-07-21 10:08:14 +08:00
committed by Treehugger Robot
parent d63c961c9d
commit 4536de1b70
3 changed files with 11 additions and 0 deletions
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3
mm/page_alloc.c
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@@ -4790,7 +4790,9 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
int no_progress_loops;
unsigned int cpuset_mems_cookie;
int reserve_flags;
unsigned long vh_record;
trace_android_vh_alloc_pages_slowpath_begin(gfp_mask, order, &vh_record);
/*
* We also sanity check to catch abuse of atomic reserves being used by
* callers that are not in atomic context.
@@ -5032,6 +5034,7 @@ fail:
warn_alloc(gfp_mask, ac->nodemask,
"page allocation failure: order:%u", order);
got_pg:
trace_android_vh_alloc_pages_slowpath_end(gfp_mask, order, vh_record);
return page;
}