On 07/12/2017 08:02 PM, Philip Prindeville wrote: > >> On Jul 11, 2017, at 3:19 AM, Hans Dedecker <dedec...@gmail.com> wrote: >> >> Hi, >> >> I would like to cherry-pick the start/stop kernel watchdog support to >> the lede-17.01 procd branch : >> >> e5e99c4 watchdog: add support for starting/stopping kernel watchdog >> >> It allows to gracefully stop the kernel watchdog via ubus which was >> before not possible as only the user space watchdog kicking could be >> stopped. >> >> If nobody objects within the next few days I will take it as a passive >> consensus and update the procd lede-17.01 branch and the procd package >> Makefile in the lede-17.01 branch. >> >> Thx, >> Hans > > > Hi Hans! > > I’ve not been following this too closely, so forgive me if the question is a > bit naive. > > Since the sysupgrade process involves replacing procd now, would the watchdog > need to be stopped as procd exits so that the hardware doesn’t reset itself > during a particularly length update? Let’s say you have a large FLASH with > slow write times… that could take a long time and I don’t want a hardware > watchdog thinking that the system has hung… > > Thanks, > > -Philip >
Hi, the watchdog file descriptor is passed from procd to upgraded, which will continue to trigger the watchdog during the upgrade. Matthias
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