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From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, David Hildenbrand <david@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Muchun Song <muchun.song@linux.dev>,
	"Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: [PATCH v1 1/6] mm/huge_memory: convert has_hwpoisoned into a pure folio flag
Date: Fri, 10 Jan 2025 19:21:44 +0100	[thread overview]
Message-ID: <20250110182149.746551-2-david@redhat.com> (raw)
In-Reply-To: <20250110182149.746551-1-david@redhat.com>

Let's stop setting it on pages, there is no need to anymore.

Signed-off-by: David Hildenbrand <david@redhat.com>
---
 include/linux/page-flags.h | 6 ++----
 mm/huge_memory.c           | 2 +-
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 14226d6bd6f84..3f6a64ff968a7 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -948,11 +948,9 @@ TESTPAGEFLAG_FALSE(TransCompound, transcompound)
  *
  * This flag is set by hwpoison handler.  Cleared by THP split or free page.
  */
-PAGEFLAG(HasHWPoisoned, has_hwpoisoned, PF_SECOND)
-	TESTSCFLAG(HasHWPoisoned, has_hwpoisoned, PF_SECOND)
+FOLIO_FLAG(has_hwpoisoned, FOLIO_SECOND_PAGE)
 #else
-PAGEFLAG_FALSE(HasHWPoisoned, has_hwpoisoned)
-	TESTSCFLAG_FALSE(HasHWPoisoned, has_hwpoisoned)
+FOLIO_FLAG_FALSE(has_hwpoisoned)
 #endif
 
 /*
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 2654a95487499..3d3ebdc002d59 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -3290,7 +3290,7 @@ static void __split_huge_page(struct page *page, struct list_head *list,
 	/* lock lru list/PageCompound, ref frozen by page_ref_freeze */
 	lruvec = folio_lruvec_lock(folio);
 
-	ClearPageHasHWPoisoned(head);
+	folio_clear_has_hwpoisoned(folio);
 
 	for (i = nr - new_nr; i >= new_nr; i -= new_nr) {
 		struct folio *tail;
-- 
2.47.1



  reply	other threads:[~2025-01-10 18:22 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-10 18:21 [PATCH v1 0/6] mm/hugetlb: folio and migration cleanups David Hildenbrand
2025-01-10 18:21 ` David Hildenbrand [this message]
2025-01-10 18:39   ` [PATCH v1 1/6] mm/huge_memory: convert has_hwpoisoned into a pure folio flag Matthew Wilcox
2025-01-10 18:21 ` [PATCH v1 2/6] mm/hugetlb: rename isolate_hugetlb() to folio_isolate_hugetlb() David Hildenbrand
2025-01-10 18:41   ` Matthew Wilcox
2025-01-13 12:25   ` Baolin Wang
2025-01-10 18:21 ` [PATCH v1 3/6] mm/migrate: don't call folio_putback_active_hugetlb() on dst hugetlb folio David Hildenbrand
2025-01-13  7:00   ` Baolin Wang
2025-01-13  9:50     ` David Hildenbrand
2025-01-13 12:21       ` Baolin Wang
2025-01-13 12:26         ` David Hildenbrand
2025-01-10 18:21 ` [PATCH v1 4/6] mm/hugetlb: rename folio_putback_active_hugetlb() to folio_putback_hugetlb() David Hildenbrand
2025-01-13 12:27   ` Baolin Wang
2025-01-10 18:21 ` [PATCH v1 5/6] mm/hugetlb-cgroup: convert hugetlb_cgroup_css_offline() to work on folios David Hildenbrand
2025-01-10 18:45   ` Matthew Wilcox
2025-01-10 18:21 ` [PATCH v1 6/6] mm/hugetlb: use folio->lru int demote_free_hugetlb_folios() David Hildenbrand
2025-01-10 18:59   ` Matthew Wilcox
2025-01-10 19:32     ` David Hildenbrand
2025-01-10 18:23 ` [PATCH v1 0/6] mm/hugetlb: folio and migration cleanups David Hildenbrand
2025-01-10 18:59   ` Matthew Wilcox
2025-01-10 19:17     ` David Hildenbrand

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