No swap support -- no swapfiles possible.
Signed-off-by: Alexey Dobriyan (Yandex) <adobriyan@xxxxxxxxx>
---
include/linux/fs.h | 6 ++++++
1 file changed, 6 insertions(+)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2253,7 +2253,13 @@ static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags
#define IS_DEADDIR(inode) ((inode)->i_flags & S_DEAD)
#define IS_NOCMTIME(inode) ((inode)->i_flags & S_NOCMTIME)
+
+#ifdef CONFIG_SWAP
#define IS_SWAPFILE(inode) ((inode)->i_flags & S_SWAPFILE)
+#else
+#define IS_SWAPFILE(inode) ((void)(inode), 0U)
+#endif
+
#define IS_PRIVATE(inode) ((inode)->i_flags & S_PRIVATE)
#define IS_IMA(inode) ((inode)->i_flags & S_IMA)
#define IS_AUTOMOUNT(inode) ((inode)->i_flags & S_AUTOMOUNT)
