These counters only exist if CONFIG_READ_ONLY_THP_FOR_FS is defined, but we should not warn if the filesystem natively supports THPs. Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> --- include/linux/pagemap.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 25b1bf3b1cdb..81cccb708df7 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -146,7 +146,7 @@ static inline void filemap_nr_thps_inc(struct address_space *mapping) if (!mapping_thp_support(mapping)) atomic_inc(&mapping->nr_thps); #else - WARN_ON_ONCE(1); + WARN_ON_ONCE(!mapping_thp_support(mapping)); #endif } @@ -156,7 +156,7 @@ static inline void filemap_nr_thps_dec(struct address_space *mapping) if (!mapping_thp_support(mapping)) atomic_dec(&mapping->nr_thps); #else - WARN_ON_ONCE(1); + WARN_ON_ONCE(!mapping_thp_support(mapping)); #endif } -- 2.30.2