Daniel Jordan <daniel.m.jordan@xxxxxxxxxx> wrote: > > CPU0 CPU1 > > padata_reorder padata_do_serial > LOAD reorder_objects // 0 > INC reorder_objects // 1 > padata_reorder > TRYLOCK pd->lock // failed > UNLOCK pd->lock I think this can't happen because CPU1 won't call padata_reorder at all as it's the wrong CPU so it gets pushed back onto a work queue which will go back to CPU0. Steffen, could you please take a look at this as there clearly is a problem here? Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt