On Friday 27 November 2015, 07:58:47 wrote Adrian Schröter: > On Thursday 26 November 2015, 22:57:57 wrote Dirk Müller: > > Hi Adrian, > > > > > I have disabled for now kernel RNG support in the build script for arm, > > > but we need to discuss if we want to have this in future (by having > > > proper kernel and initrd support for it) or if we should disable it in > > > general for arm. > > > > Not all ARMv7 workers have support hardware available for a random > > number generator. Most do, so disabling it globally is not a good > > idea. > > > > I'm not sure what the problem was, but now I had no chance to debug - > > isn't this already solved by the autodetection that Andreas submitted? > > The problem is that we can't detect from outside if the kernel which is > loading > will complain about the extra parameter or not. And complain means here > stopping > the build. > > The commits from the mentioned pull request are merged and active, > but they only affect the qemu-kvm behaviour, not the kernel behaviour. > > All what we we can do is checking on the host if the hardware is able > to provide hardware rng and then just guessing if the guest kernel > will support it IMHO. > > Some something like > > dd if=/dev/hwrng of=/dev/null bs=1 count=1 || kvm_rng_device= > > this which is disabling rng options when no device is there in the > host. Do you know a better way to check for hwrng which avoids > such a potential hanging read? I do not have any arm 32bit with hwrng > device around, it seems.
okay, the second commit tries to do this already ... checking why it breaks ... (sorry, first mail before coffee) -- Adrian Schroeter email: adr...@suse.de SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) Maxfeldstraße 5 90409 Nürnberg Germany -- To unsubscribe, e-mail: opensuse-arm+unsubscr...@opensuse.org To contact the owner, e-mail: opensuse-arm+ow...@opensuse.org