The patch titled Subject: pgtable: fix s390 ptdesc field comments has been added to the -mm mm-unstable branch. Its filename is pgtable-fix-s390-ptdesc-field-comments.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/pgtable-fix-s390-ptdesc-field-comments.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: Alexander Gordeev <agordeev@xxxxxxxxxxxxx> Subject: pgtable: fix s390 ptdesc field comments Date: Tue, 21 Nov 2023 20:43:49 +0100 Patch series "minor ptdesc updates", v3. This patch (of 2): Since commit d08d4e7cd6bf ("s390/mm: use full 4KB page for 2KB PTE") there is no fragmented page tracking on s390. Fix the corresponding comments. Link: https://lkml.kernel.org/r/cover.1700594815.git.agordeev@xxxxxxxxxxxxx Link: https://lkml.kernel.org/r/2eead241f3a45bed26c7911cf66bded1e35670b8.1700594815.git.agordeev@xxxxxxxxxxxxx Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxxxxx> Suggested-by: Heiko Carstens <hca@xxxxxxxxxxxxx> Cc: Gerald Schaefer <gerald.schaefer@xxxxxxxxxxxxx> Cc: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/mm_types.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/include/linux/mm_types.h~pgtable-fix-s390-ptdesc-field-comments +++ a/include/linux/mm_types.h @@ -401,11 +401,11 @@ FOLIO_MATCH(compound_head, _head_2a); * @pmd_huge_pte: Protected by ptdesc->ptl, used for THPs. * @__page_mapping: Aliases with page->mapping. Unused for page tables. * @pt_mm: Used for x86 pgds. - * @pt_frag_refcount: For fragmented page table tracking. Powerpc and s390 only. + * @pt_frag_refcount: For fragmented page table tracking. Powerpc only. * @_pt_pad_2: Padding to ensure proper alignment. * @ptl: Lock for the page table. * @__page_type: Same as page->page_type. Unused for page tables. - * @_refcount: Same as page refcount. Used for s390 page tables. + * @_refcount: Same as page refcount. * @pt_memcg_data: Memcg data. Tracked for page tables here. * * This struct overlays struct page for now. Do not modify without a good _ Patches currently in -mm which might be from agordeev@xxxxxxxxxxxxx are pgtable-fix-s390-ptdesc-field-comments.patch pgtable-rename-ptdesc-_refcount-field-to-__page_refcount.patch