From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> The page cache needs to know whether the filesystem supports pages > PAGE_SIZE. Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> --- include/linux/fs.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index d4e2d2964346..24e720723afb 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2235,6 +2235,7 @@ struct file_system_type { #define FS_HAS_SUBTYPE 4 #define FS_USERNS_MOUNT 8 /* Can be mounted by userns root */ #define FS_DISALLOW_NOTIFY_PERM 16 /* Disable fanotify permission events */ +#define FS_LARGE_PAGES 8192 /* Remove once all fs converted */ #define FS_RENAME_DOES_D_MOVE 32768 /* FS will handle d_move() during rename() internally. */ int (*init_fs_context)(struct fs_context *); const struct fs_parameter_spec *parameters; -- 2.25.0