On Tue, May 30, 2023 at 01:23:50PM +0200, Loic Poulain wrote: > Hi Christian, > > On Tue, 30 May 2023 at 11:45, Christian Brauner <brauner@xxxxxxxxxx> wrote: > > > > On Fri, May 26, 2023 at 03:07:16PM +0200, Loic Poulain wrote: > > > Add an optional timeout arg to 'rootwait' as the maximum time in > > > seconds to wait for the root device to show up before attempting > > > forced mount of the root filesystem. > > > > > > This can be helpful to force boot failure and restart in case the > > > root device does not show up in time, allowing the bootloader to > > > take any appropriate measures (e.g. recovery, A/B switch, retry...). > > > > > > In success case, mounting happens as soon as the root device is ready, > > > contrary to the existing 'rootdelay' parameter (unconditional delay). > > > > > > Signed-off-by: Loic Poulain <loic.poulain@xxxxxxxxxx> > > > --- > > > > Not terribly opposed and not terribly convinced yet. > > So, we have rootdelay= with a timeout parameter that allows to specify a > > delay before attempting to mount the root device. And we have rootwait > > currently as an indefinite wait. Adding a timeout for rootwait doesn't > > seem crazy and is backwards compatible. But there's no mention of any > > concrete users or use-case for this which is usually preferable. If this > > is just "could be useful for someone eventually" it's way less desirable > > to merge this than when it's "here's a/multiple user/users"... So I > > would love to see a use-case described here. > > I can integrate the following use case into a v2 if you think it makes sense: Yes, please.