Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mm: remove PageUnevictable
There is only one caller of PageUnevictable() left; convert it to call
folio_test_unevictable() and remove all the page accessors.
Link: https://lkml.kernel.org/r/20240821193445.2294269-6-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
authored by
Matthew Wilcox (Oracle)
and committed by
Andrew Morton
cb29e794
32f51ead
+11
-11
+3
-3
include/linux/page-flags.h
+3
-3
include/linux/page-flags.h
···
580
580
FOLIO_FLAG_FALSE(swapcache)
581
581
#endif
582
582
583
-
PAGEFLAG(Unevictable, unevictable, PF_HEAD)
584
-
__CLEARPAGEFLAG(Unevictable, unevictable, PF_HEAD)
585
-
TESTCLEARFLAG(Unevictable, unevictable, PF_HEAD)
583
+
FOLIO_FLAG(unevictable, FOLIO_HEAD_PAGE)
584
+
__FOLIO_CLEAR_FLAG(unevictable, FOLIO_HEAD_PAGE)
585
+
FOLIO_TEST_CLEAR_FLAG(unevictable, FOLIO_HEAD_PAGE)
586
586
587
587
#ifdef CONFIG_MMU
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588
PAGEFLAG(Mlocked, mlocked, PF_NO_TAIL)
+8
-8
mm/huge_memory.c
+8
-8
mm/huge_memory.c
···
2932
2932
}
2933
2933
}
2934
2934
2935
-
static void lru_add_page_tail(struct page *head, struct page *tail,
2935
+
static void lru_add_page_tail(struct folio *folio, struct page *tail,
2936
2936
struct lruvec *lruvec, struct list_head *list)
2937
2937
{
2938
-
VM_BUG_ON_PAGE(!PageHead(head), head);
2939
-
VM_BUG_ON_PAGE(PageLRU(tail), head);
2938
+
VM_BUG_ON_FOLIO(!folio_test_large(folio), folio);
2939
+
VM_BUG_ON_FOLIO(PageLRU(tail), folio);
2940
2940
lockdep_assert_held(&lruvec->lru_lock);
2941
2941
2942
2942
if (list) {
2943
2943
/* page reclaim is reclaiming a huge page */
2944
-
VM_WARN_ON(PageLRU(head));
2944
+
VM_WARN_ON(folio_test_lru(folio));
2945
2945
get_page(tail);
2946
2946
list_add_tail(&tail->lru, list);
2947
2947
} else {
2948
2948
/* head is still on lru (and we have it frozen) */
2949
-
VM_WARN_ON(!PageLRU(head));
2950
-
if (PageUnevictable(tail))
2949
+
VM_WARN_ON(!folio_test_lru(folio));
2950
+
if (folio_test_unevictable(folio))
2951
2951
tail->mlock_count = 0;
2952
2952
else
2953
-
list_add_tail(&tail->lru, &head->lru);
2953
+
list_add_tail(&tail->lru, &folio->lru);
2954
2954
SetPageLRU(tail);
2955
2955
}
2956
2956
}
···
3049
3049
* pages to show after the currently processed elements - e.g.
3050
3050
* migrate_pages
3051
3051
*/
3052
-
lru_add_page_tail(head, page_tail, lruvec, list);
3052
+
lru_add_page_tail(folio, page_tail, lruvec, list);
3053
3053
}
3054
3054
3055
3055
static void __split_huge_page(struct page *page, struct list_head *list,