EXT4_MOUNT_DAX_ALWAYS
ctx_set_mount_opt(ctx, EXT4_MOUNT_DAX_ALWAYS);
ctx_clear_mount_opt(ctx, EXT4_MOUNT_DAX_ALWAYS);
ctx_clear_mount_opt(ctx, EXT4_MOUNT_DAX_ALWAYS);
if (ctx_test_mount_opt(ctx, EXT4_MOUNT_DAX_ALWAYS) &&
if (ctx_test_mount_opt(ctx, EXT4_MOUNT_DAX_ALWAYS) &&
(!(sbi->s_mount_opt & EXT4_MOUNT_DAX_ALWAYS) ||
(sbi->s_mount_opt & EXT4_MOUNT_DAX_ALWAYS))) {
((sbi->s_mount_opt & EXT4_MOUNT_DAX_ALWAYS) ||
if (sbi->s_mount_opt & EXT4_MOUNT_DAX_ALWAYS) {