On Fri 2018-12-07 18:39:25, Kristina Martsenko wrote: > From: Mark Rutland <[email protected]> > > This patch adds basic support for pointer authentication, allowing > userspace to make use of APIAKey, APIBKey, APDAKey, APDBKey, and > APGAKey. The kernel maintains key values for each process (shared by all > threads within), which are initialised to random values at exec() time.
...
> +/*
> + * We give each process its own keys, which are shared by all threads. The
> keys
> + * are inherited upon fork(), and reinitialised upon exec*().
> + */
> +struct ptrauth_keys {
> + struct ptrauth_key apia;
> + struct ptrauth_key apib;
> + struct ptrauth_key apda;
> + struct ptrauth_key apdb;
> + struct ptrauth_key apga;
> +};
intstruction_a, data_a, generic_a? Should be easier to understand than
"apdb" ...
Pavel
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