Hi, On 21/09/2022 15:17:53+0200, Sascha Hauer wrote: > Hi Alexandre, > > Any input to this series? I'm not convinced this is necessary. Having an invalid alarm doesn't mean that the time is invalid and that check will only ever happen at boot time whereas V2F is a reliable indication that the time is invalid. Have you really had an RTC with an invalid time that is not caught by rtc_valid_tm and with V2F not set? -- Alexandre Belloni, co-owner and COO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com