On Tue, Sep 17, 2019 at 11:54:50AM +0200, Laurent Vivier wrote: > add_early_randomness() is called by hwrng_register() when the > hardware is added. If this hardware and its module are present > at boot, and if there is no data available the boot hangs until > data are available and can't be interrupted. > > To avoid that, call rng_get_data() in non-blocking mode (wait=0) > from add_early_randomness(). > > Signed-off-by: Laurent Vivier <lviv...@redhat.com> > --- > drivers/char/hw_random/core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Please provide more context in your patch description such as which driver actually causes a hang here. Thanks, -- Email: Herbert Xu <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
