+ hack.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: hack
has been added to the -mm mm-unstable branch.  Its filename is
     hack.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/hack.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: hack
Date: Tue Jun 25 02:51:36 PM PDT 2024

um, Lance?

Cc: Lance Yang <ioworker0@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/huge_memory.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/mm/huge_memory.c~hack
+++ a/mm/huge_memory.c
@@ -2696,7 +2696,6 @@ static bool __discard_anon_folio_pmd_loc
 	struct mm_struct *mm = vma->vm_mm;
 	int ref_count, map_count;
 	pmd_t orig_pmd = *pmdp;
-	struct page *page;
 
 	if (folio_test_dirty(folio) || pmd_dirty(orig_pmd))
 		return false;
@@ -2732,7 +2731,7 @@ static bool __discard_anon_folio_pmd_loc
 		return false;
 	}
 
-	folio_remove_rmap_pmd(folio, page, vma);
+	folio_remove_rmap_pmd(folio, pmd_page(orig_pmd), vma);
 	zap_deposited_table(mm, pmdp);
 	add_mm_counter(mm, MM_ANONPAGES, -HPAGE_PMD_NR);
 	if (vma->vm_flags & VM_LOCKED)
_

Patches currently in -mm which might be from akpm@linux-foundation.org are

hack.patch
mm-allow-reuse-of-the-lower-16-bit-of-the-page-type-with-an-actual-type-fix.patch
mm-extend-rmap-flags-arguments-for-folio_add_new_anon_rmap-fix.patch
mm-use-folio_add_new_anon_rmap-if-folio_test_anonfolio==false-fix.patch
tools-mm-introduce-a-tool-to-assess-swap-entry-allocation-for-thp_swapout-fix.patch