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LUR: Revert "BACKPORT: mm: VM_BUG_ON lru page flags"

Browse source 
The LRU function is not compatible with GKI,
causing GKI to fail to start, so revert.

This reverts commit 99ec8c955ce7d24ae76309db23e6920a7a920466.

Change-Id: I471a06616d85d9e4216ee38f9145d2dd7b333b4a
Reviewed-on: https://gerrit.mot.com/2609766
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
xiewen3 2023-05-16 22:54:06 +08:00 • committed by Xiaojun Ji
commit e784526c51
3 changed files with 3 additions and 4 deletions
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4
include/linux/mm_inline.h
View file

@ -65,8 +65,6 @@ static inline enum lru_list page_lru_base_type(struct page *page)
*/
static __always_inline void __clear_page_lru_flags(struct page *page)
{
VM_BUG_ON_PAGE(!PageLRU(page), page);
__ClearPageLRU(page);
/* this shouldn't happen, so leave the flags to bad_page() */
@ -88,8 +86,6 @@ static __always_inline enum lru_list page_lru(struct page *page)
{
enum lru_list lru;
VM_BUG_ON_PAGE(PageActive(page) && PageUnevictable(page), page);
if (PageUnevictable(page))
lru = LRU_UNEVICTABLE;
else {

2
mm/swap.c
View file

@ -66,6 +66,7 @@ static void __page_cache_release(struct page *page)
spin_lock_irqsave(&pgdat->lru_lock, flags);
lruvec = mem_cgroup_page_lruvec(page, pgdat);
VM_BUG_ON_PAGE(!PageLRU(page), page);
del_page_from_lru_list(page, lruvec);
__clear_page_lru_flags(page);
spin_unlock_irqrestore(&pgdat->lru_lock, flags);
@ -817,6 +818,7 @@ void release_pages(struct page **pages, int nr)
}
lruvec = mem_cgroup_page_lruvec(page, locked_pgdat);
VM_BUG_ON_PAGE(!PageLRU(page), page);
del_page_from_lru_list(page, lruvec);
__clear_page_lru_flags(page);
}

1
mm/vmscan.c
View file

@ -4562,6 +4562,7 @@ void check_move_unevictable_pages(struct pagevec *pvec)
continue;
if (page_evictable(page)) {
VM_BUG_ON_PAGE(PageActive(page), page);
del_page_from_lru_list(page, lruvec);
ClearPageUnevictable(page);
add_page_to_lru_list(page, lruvec);