diff mbox series

[05/12] mm: Fix READ_ONLY_THP warning

Message ID 20220116121822.1727633-6-willy@infradead.org (mailing list archive)
State New, archived
Headers show
Series Enabling large folios for 5.17 | expand

Commit Message

Matthew Wilcox Jan. 16, 2022, 12:18 p.m. UTC 
These counters only exist if CONFIG_READ_ONLY_THP_FOR_FS is defined,
but we do not need to warn if the filesystem natively supports large
folios.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
 include/linux/pagemap.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 270bf5136c34..877dabed0316 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -212,7 +212,7 @@  static inline void filemap_nr_thps_inc(struct address_space *mapping)
 	if (!mapping_large_folio_support(mapping))
 		atomic_inc(&mapping->nr_thps);
 #else
-	WARN_ON_ONCE(1);
+	WARN_ON_ONCE(mapping_large_folio_support(mapping) == 0);
 #endif
 }
 
@@ -222,7 +222,7 @@  static inline void filemap_nr_thps_dec(struct address_space *mapping)
 	if (!mapping_large_folio_support(mapping))
 		atomic_dec(&mapping->nr_thps);
 #else
-	WARN_ON_ONCE(1);
+	WARN_ON_ONCE(mapping_large_folio_support(mapping) == 0);
 #endif
 }