Hi! > Description of "returns fd or this set of errors" looks simple and useful. > Any test system or fuzzer will be able to verify that kernel actually returns > claimed return values. Also Carlos expressed interested in errno values > in the context of glibc. > I would do it from day one. > > Re more complex side effects. I always feared that a description suitable > for automatic verification (i.e. zero false positives, otherwise it is > useless) > may be too difficult to achieve.
I'm afraid it may be as well. I would expect that we will end up with something quite complex with a large set of exceptions from the rules. > Cyril, Tavis, can you come up with some set of predicates that can be > checked automatically yet still useful? > We can start small, e.g. "must not alter virtual address space". I will try to thing about this a bit. -- Cyril Hrubis chru...@suse.cz