The quilt patch titled
Subject: mm: correct stale comment of function check_pte
has been removed from the -mm tree. Its filename was
mm-correct-stale-comment-of-function-check_pte.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Subject: mm: correct stale comment of function check_pte
Date: Fri, 7 Jul 2023 23:39:53 +0800
Commit 2aff7a4755bed ("mm: Convert page_vma_mapped_walk to work on PFNs")
replaced page with pfns in page_vma_mapped_walk structure and updated
"@pvmw->page" to "@pvmw->pfn" in comment of function page_vma_mapped_walk.
This patch update stale "page" to "pfn" in comment of check_pte.
Link: https://lkml.kernel.org/r/20230707153953.1380615-1-shikemeng@xxxxxxxxxxxxxxx
Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
Reviewed-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_vma_mapped.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
--- a/mm/page_vma_mapped.c~mm-correct-stale-comment-of-function-check_pte
+++ a/mm/page_vma_mapped.c
@@ -73,20 +73,22 @@ static bool map_pte(struct page_vma_mapp
}
/**
- * check_pte - check if @pvmw->page is mapped at the @pvmw->pte
- * @pvmw: page_vma_mapped_walk struct, includes a pair pte and page for checking
+ * check_pte - check if [pvmw->pfn, @pvmw->pfn + @pvmw->nr_pages) is
+ * mapped at the @pvmw->pte
+ * @pvmw: page_vma_mapped_walk struct, includes a pair pte and pfn range
+ * for checking
*
- * page_vma_mapped_walk() found a place where @pvmw->page is *potentially*
+ * page_vma_mapped_walk() found a place where pfn range is *potentially*
* mapped. check_pte() has to validate this.
*
* pvmw->pte may point to empty PTE, swap PTE or PTE pointing to
* arbitrary page.
*
* If PVMW_MIGRATION flag is set, returns true if @pvmw->pte contains migration
- * entry that points to @pvmw->page or any subpage in case of THP.
+ * entry that points to [pvmw->pfn, @pvmw->pfn + @pvmw->nr_pages)
*
* If PVMW_MIGRATION flag is not set, returns true if pvmw->pte points to
- * pvmw->page or any subpage in case of THP.
+ * [pvmw->pfn, @pvmw->pfn + @pvmw->nr_pages)
*
* Otherwise, return false.
*
_
Patches currently in -mm which might be from shikemeng@xxxxxxxxxxxxxxx are
mm-page_ext-add-common-function-to-get-client-data-from-page_ext.patch
mm-page_ext-use-page_ext_data-helper-in-page_table_check.patch
mm-page_ext-use-page_ext_data-helper-in-page_owner.patch
mm-page_poison-remove-unused-page_exth-from-page_poison.patch
mm-vmstat-remove-unused-page_exth-from-vmstat.patch
mm-page_ext-move-page_ext_operations-definition-under-config_page_extension.patch
mm-compaction-set-compact_cached_free_pfn-correctly-in-update_pageblock_skip.patch
mm-compaction-remove-unnecessary-cursor-page-in-isolate_freepages_block.patch
mm-compaction-remove-unnecessary-else-continue-at-end-of-loop-in-isolate_freepages_block.patch
mm-compaction-correct-last_migrated_pfn-update-in-compact_zone.patch
mm-compaction-skip-page-block-marked-skip-in-isolate_migratepages_block.patch
mm-compaction-correct-comment-of-fast_find_migrateblock-in-isolate_migratepages.patch
mm-compaction-correct-comment-of-cached-migrate-pfn-update.patch
mm-compaction-correct-comment-to-complete-migration-failure.patch
mm-compaction-remove-unnecessary-return-for-void-function.patch
mm-compaction-only-set-skip-flag-if-cc-no_set_skip_hint-is-false.patch
mm-page_alloc-remove-track-of-active-pcp-lists-range-in-bulk-free.patch
mm-page_alloc-remove-unnecessary-parameter-batch-of-nr_pcp_free.patch
mm-compaction-remove-unused-parameter-pgdata-of-fragmentation_score_wmark.patch
mm-page_alloc-remove-unnecessary-inner-__get_pfnblock_flags_mask.patch
mm-page_alloc-use-get_pfnblock_migratetype-to-avoid-extra-page_to_pfn.patch
