mm: rename MMF_HUGE_ZERO_PAGE to MMF_HUGE_ZERO_FOLIO

As all the helper functions has been renamed from *_page to *_folio,
rename the MM flag from MMF_HUGE_ZERO_PAGE to MMF_HUGE_ZERO_FOLIO.

No functional changes.

Link: https://lkml.kernel.org/r/20250811084113.647267-3-kernel@pankajraghav.com
Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Suggested-by: David Hildenbrand <david@redhat.com>
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: "Darrick J. Wong" <djwong@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Luis Chamberalin <mcgrof@kernel.org>
Cc: Mariano Pache <npache@redhat.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Thomas Gleinxer <tglx@linutronix.de>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Kiryl Shutsemau <kirill@shutemov.name>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 3ed763e7ec6f543d380d3b9043f9ec316b61e3fa..cf94df4955c7034e2f5c078e63f00069d32a9fc4 100644 (file)
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -1758,7 +1758,7 @@ enum {
 #define MMF_RECALC_UPROBES     20      /* MMF_HAS_UPROBES can be wrong */
 #define MMF_OOM_SKIP           21      /* mm is of no interest for the OOM killer */
 #define MMF_UNSTABLE           22      /* mm is unstable for copy_from_user */
-#define MMF_HUGE_ZERO_PAGE     23      /* mm has ever used the global huge zero page */
+#define MMF_HUGE_ZERO_FOLIO    23      /* mm has ever used the global huge zero folio */
 #define MMF_DISABLE_THP                24      /* disable THP for all VMAs */
 #define MMF_DISABLE_THP_MASK   (1 << MMF_DISABLE_THP)
 #define MMF_OOM_REAP_QUEUED    25      /* mm was queued for oom_reaper */

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 3f0c8c2856d3960f8dd9ff4da498407720f7a744..2801ce9bbde932f8535bc6e4113a0ac5dda3a450 100644 (file)
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -248,13 +248,13 @@ static void put_huge_zero_folio(void)
 
 struct folio *mm_get_huge_zero_folio(struct mm_struct *mm)
 {
-       if (test_bit(MMF_HUGE_ZERO_PAGE, &mm->flags))
+       if (test_bit(MMF_HUGE_ZERO_FOLIO, &mm->flags))
                return READ_ONCE(huge_zero_folio);
 
        if (!get_huge_zero_folio())
                return NULL;
 
-       if (test_and_set_bit(MMF_HUGE_ZERO_PAGE, &mm->flags))
+       if (test_and_set_bit(MMF_HUGE_ZERO_FOLIO, &mm->flags))
                put_huge_zero_folio();
 
        return READ_ONCE(huge_zero_folio);
@@ -262,7 +262,7 @@ struct folio *mm_get_huge_zero_folio(struct mm_struct *mm)
 
 void mm_put_huge_zero_folio(struct mm_struct *mm)
 {
-       if (test_bit(MMF_HUGE_ZERO_PAGE, &mm->flags))
+       if (test_bit(MMF_HUGE_ZERO_FOLIO, &mm->flags))
                put_huge_zero_folio();
 }