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ANDROID: mm: Make page_owner_enabled global

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Make page_owner_enabled variable global so that it
can be used by the minidump module to reserve memory
for page owner.

Bug: 177374907
Change-Id: Ib6189466c810321d109fa7d32773728215887e84
Signed-off-by: Vijayanand Jitta <vjitta@codeaurora.org>
This commit is contained in:
Vijayanand Jitta
2021-03-22 18:22:20 +05:30
committed by Suren Baghdasaryan
parent 29d0546bd9
commit 29d1a0e310
2 changed files with 2 additions and 1 deletions
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1
include/linux/page_owner.h
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@@ -5,6 +5,7 @@
#include <linux/jump_label.h> #include <linux/jump_label.h>
#ifdef CONFIG_PAGE_OWNER #ifdef CONFIG_PAGE_OWNER
extern bool page_owner_enabled;
extern struct static_key_false page_owner_inited; extern struct static_key_false page_owner_inited;
extern struct page_ext_operations page_owner_ops; extern struct page_ext_operations page_owner_ops;

2
mm/page_owner.c
View File

@@ -31,7 +31,7 @@ struct page_owner {
pid_t pid; pid_t pid;
}; };
static bool page_owner_enabled = false; bool page_owner_enabled;
DEFINE_STATIC_KEY_FALSE(page_owner_inited); DEFINE_STATIC_KEY_FALSE(page_owner_inited);
static depot_stack_handle_t dummy_handle; static depot_stack_handle_t dummy_handle;