On (11/30/17 10:23), David Laight wrote: [..] > > Maybe I'm being thick, but... if we're rendering these addresses > > unusable by hashing them, why not just print something like > > "<obscured>" in their place? That loses the uniqueness thing but I > > wonder how valuable that is in practice? > > My worry is that is you get a kernel 'oops' print with actual register > values you have no easy way of tying an address or address+offset to > the corresponding hash(address) printed elsewhere.
print the existing hash:pointer mappings in panic()? [if we can do that] -ss