The patch titled
Subject: mm: fix comment of page table counter
has been added to the -mm mm-unstable branch. Its filename is
mm-fix-comment-of-page-table-counter.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-fix-comment-of-page-table-counter.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days
------------------------------------------------------
From: Kele Huang <kele.huang@xxxxxxxxxxxx>
Subject: mm: fix comment of page table counter
Date: Sat, 24 Dec 2022 01:02:33 -0500
Commit af5b0f6a09e42 ("mm: consolidate page table accounting")
consolidates page table accounting to a single counter in struct mm_struct
{} as mm->pgtables_bytes. So the meanning of this counter should be the
size of all page tables now.
Link: https://lkml.kernel.org/r/20221224060233.417827-1-kele.huang@xxxxxxxxxxxx
Signed-off-by: Kele Huang <kele.huang@xxxxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Colin Cross <ccross@xxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Liam Howlett <liam.howlett@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Pasha Tatashin <pasha.tatashin@xxxxxxxxxx>
Cc: Peter Xu <peterx@xxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Yu Zhao <yuzhao@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/include/linux/mm_types.h~mm-fix-comment-of-page-table-counter
+++ a/include/linux/mm_types.h
@@ -647,7 +647,7 @@ struct mm_struct {
atomic_t mm_count;
#ifdef CONFIG_MMU
- atomic_long_t pgtables_bytes; /* PTE page table pages */
+ atomic_long_t pgtables_bytes; /* size of all page tables */
#endif
int map_count; /* number of VMAs */
_
Patches currently in -mm which might be from kele.huang@xxxxxxxxxxxx are
mm-fix-comment-of-page-table-counter.patch
