On Sat, Mar 25, 2023 at 03:14:19PM +0800, Liu Shixin wrote: > -/* used by param callback function */ > -static bool zswap_init_started; > +#define ZSWAP_UNINIT 0x0 > +#define ZSWAP_INIT_SUCCEED 0x1 > +#define ZSWAP_INIT_FAILED 0x2 This should be a (named) enum.