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>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
Hugh Dickins <hughd@google.com>,
Ryan Roberts <ryan.roberts@arm.com>,
Yin Fengwei <fengwei.yin@intel.com>,
Mike Kravetz <mike.kravetz@oracle.com>,
Muchun Song <muchun.song@linux.dev>, Peter Xu <peterx@redhat.com>
Subject: [PATCH v2 37/40] mm/rmap: remove page_try_dup_anon_rmap()
Date: Wed, 20 Dec 2023 23:45:01 +0100 [thread overview]
Message-ID: <20231220224504.646757-38-david@redhat.com> (raw)
In-Reply-To: <20231220224504.646757-1-david@redhat.com>
All users are gone, remove page_try_dup_anon_rmap() and any remaining
traces.
Signed-off-by: David Hildenbrand <david@redhat.com>
---
include/linux/rmap.h | 16 +++-------------
1 file changed, 3 insertions(+), 13 deletions(-)
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index 850aa74b6724c..0ad2ea2734e4a 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -253,7 +253,7 @@ void hugetlb_add_anon_rmap(struct folio *, struct vm_area_struct *,
void hugetlb_add_new_anon_rmap(struct folio *, struct vm_area_struct *,
unsigned long address);
-/* See page_try_dup_anon_rmap() */
+/* See folio_try_dup_anon_rmap_*() */
static inline int hugetlb_try_dup_anon_rmap(struct folio *folio,
struct vm_area_struct *vma)
{
@@ -478,16 +478,6 @@ static inline int folio_try_dup_anon_rmap_pmd(struct folio *folio,
#endif
}
-static inline int page_try_dup_anon_rmap(struct page *page, bool compound,
- struct vm_area_struct *vma)
-{
- struct folio *folio = page_folio(page);
-
- if (likely(!compound))
- return folio_try_dup_anon_rmap_pte(folio, page, vma);
- return folio_try_dup_anon_rmap_pmd(folio, page, vma);
-}
-
/**
* page_try_share_anon_rmap - try marking an exclusive anonymous page possibly
* shared to prepare for KSM or temporary unmapping
@@ -496,8 +486,8 @@ static inline int page_try_dup_anon_rmap(struct page *page, bool compound,
* The caller needs to hold the PT lock and has to have the page table entry
* cleared/invalidated.
*
- * This is similar to page_try_dup_anon_rmap(), however, not used during fork()
- * to duplicate a mapping, but instead to prepare for KSM or temporarily
+ * This is similar to folio_try_dup_anon_rmap_*(), however, not used during
+ * fork() to duplicate a mapping, but instead to prepare for KSM or temporarily
* unmapping a page (swap, migration) via folio_remove_rmap_*().
*
* Marking the page shared can only fail if the page may be pinned; device
--
2.43.0
next prev parent reply other threads:[~2023-12-20 22:47 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-20 22:44 [PATCH v2 00/40] mm/rmap: interface overhaul David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 01/40] mm/rmap: rename hugepage_add* to hugetlb_add* David Hildenbrand
2023-12-21 4:33 ` Matthew Wilcox
2023-12-20 22:44 ` [PATCH v2 02/40] mm/rmap: introduce and use hugetlb_remove_rmap() David Hildenbrand
2023-12-21 2:54 ` Muchun Song
2023-12-20 22:44 ` [PATCH v2 03/40] mm/rmap: introduce and use hugetlb_add_file_rmap() David Hildenbrand
2023-12-21 2:58 ` Muchun Song
2023-12-21 4:35 ` Matthew Wilcox
2023-12-20 22:44 ` [PATCH v2 04/40] mm/rmap: introduce and use hugetlb_try_dup_anon_rmap() David Hildenbrand
2023-12-21 4:40 ` Matthew Wilcox
2023-12-21 9:29 ` David Hildenbrand
2023-12-21 5:47 ` Muchun Song
2023-12-20 22:44 ` [PATCH v2 05/40] mm/rmap: introduce and use hugetlb_try_share_anon_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 06/40] mm/rmap: add hugetlb sanity checks for anon rmap handling David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 07/40] mm/rmap: convert folio_add_file_rmap_range() into folio_add_file_rmap_[pte|ptes|pmd]() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 08/40] mm/memory: page_add_file_rmap() -> folio_add_file_rmap_[pte|pmd]() David Hildenbrand
2024-08-09 17:13 ` Vincent Donnefort
2024-08-09 17:27 ` David Hildenbrand
2024-08-09 17:32 ` Vincent Donnefort
2023-12-20 22:44 ` [PATCH v2 09/40] mm/huge_memory: page_add_file_rmap() -> folio_add_file_rmap_pmd() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 10/40] mm/migrate: page_add_file_rmap() -> folio_add_file_rmap_pte() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 11/40] mm/userfaultfd: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 12/40] mm/rmap: remove page_add_file_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 13/40] mm/rmap: factor out adding folio mappings into __folio_add_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 14/40] mm/rmap: introduce folio_add_anon_rmap_[pte|ptes|pmd]() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 15/40] mm/huge_memory: batch rmap operations in __split_huge_pmd_locked() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 16/40] mm/huge_memory: page_add_anon_rmap() -> folio_add_anon_rmap_pmd() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 17/40] mm/migrate: page_add_anon_rmap() -> folio_add_anon_rmap_pte() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 18/40] mm/ksm: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 19/40] mm/swapfile: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 20/40] mm/memory: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 21/40] mm/rmap: remove page_add_anon_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 22/40] mm/rmap: remove RMAP_COMPOUND David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 23/40] mm/rmap: introduce folio_remove_rmap_[pte|ptes|pmd]() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 24/40] kernel/events/uprobes: page_remove_rmap() -> folio_remove_rmap_pte() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 25/40] mm/huge_memory: page_remove_rmap() -> folio_remove_rmap_pmd() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 26/40] mm/khugepaged: page_remove_rmap() -> folio_remove_rmap_pte() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 27/40] mm/ksm: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 28/40] mm/memory: " David Hildenbrand
2024-01-22 16:58 ` Ryan Roberts
2024-01-22 17:01 ` David Hildenbrand
2024-01-22 17:20 ` Matthew Wilcox
2024-01-22 17:26 ` Ryan Roberts
2024-01-22 17:32 ` Matthew Wilcox
2024-01-22 17:34 ` David Hildenbrand
2024-01-22 17:40 ` David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 29/40] mm/migrate_device: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 30/40] mm/rmap: " David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 31/40] Documentation: stop referring to page_remove_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 32/40] mm/rmap: remove page_remove_rmap() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 33/40] mm/rmap: convert page_dup_file_rmap() to folio_dup_file_rmap_[pte|ptes|pmd]() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 34/40] mm/rmap: introduce folio_try_dup_anon_rmap_[pte|ptes|pmd]() David Hildenbrand
2023-12-20 22:44 ` [PATCH v2 35/40] mm/huge_memory: page_try_dup_anon_rmap() -> folio_try_dup_anon_rmap_pmd() David Hildenbrand
2023-12-20 22:45 ` [PATCH v2 36/40] mm/memory: page_try_dup_anon_rmap() -> folio_try_dup_anon_rmap_pte() David Hildenbrand
2023-12-20 22:45 ` David Hildenbrand [this message]
2023-12-20 22:45 ` [PATCH v2 38/40] mm: convert page_try_share_anon_rmap() to folio_try_share_anon_rmap_[pte|pmd]() David Hildenbrand
2023-12-20 22:45 ` [PATCH v2 39/40] mm/rmap: rename COMPOUND_MAPPED to ENTIRELY_MAPPED David Hildenbrand
2023-12-20 22:45 ` [PATCH v2 40/40] mm: remove one last reference to page_add_*_rmap() David Hildenbrand
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