On 26.03.24 21:28, Matthew Wilcox (Oracle) wrote:
Convert directly from a pmd to a folio without going through another
representation first. For now this is just a slightly shorter way to
write it, but it might end up being more efficient later.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
include/linux/pgtable.h | 2 ++
mm/huge_memory.c | 6 +++---
mm/madvise.c | 2 +-
mm/mempolicy.c | 2 +-
mm/mlock.c | 2 +-
mm/userfaultfd.c | 2 +-
6 files changed, 9 insertions(+), 7 deletions(-)
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h
index 600e17d03659..09c85c7bf9c2 100644
--- a/include/linux/pgtable.h
+++ b/include/linux/pgtable.h
@@ -50,6 +50,8 @@
#define pmd_pgtable(pmd) pmd_page(pmd)
#endif
+#define pmd_folio(pmd) page_folio(pmd_page(pmd))
Heh, I even used that on one of my recent patches and was sad not to
find pud_folio(). ;)
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
--
Cheers,
David / dhildenb
