Re: [PATCH v1 2/2] Mark functions with the __nocapture attribute

Joe Perches
2016-06-28T21:02:08Z

On Tue, 2016-06-28 at 22:40 +0200, Emese Revfy wrote:
> On Tue, 28 Jun 2016 09:43:31 -0700 Joe Perches <joe@perches.com> wrote:
> > On Tue, 2016-06-28 at 13:36 +0200, Emese Revfy wrote:
> > > The nocapture gcc attribute can be on functions only.
> > > The attribute takes one or more unsigned integer constants as parameters
> > > that specify the function argument(s) of const char* type to initify.
> > Perhaps this should be const *
> For me function arguments are the values passed to a function call so
> the const char* type is good because this is the only one that the plugin handles
> (for now at least).

OK, but this function prototype specified takes a const void *

+extern void * memcpy(void *, const void *, __kernel_size_t) __nocapture(2);