[PATCH v3 01/15] lib: provide kmemdup_const()

[Andy Shevchenko]

On Thu, Jul 24, 2025 at 1:10 PM Lorenzo Stoakes
<lorenzo.stoakes at oracle.com> wrote:
> On Thu, Jul 24, 2025 at 11:24:29AM +0200, Bartosz Golaszewski wrote:

...

> >  extern void *kmemdup_noprof(const void *src, size_t len, gfp_t gfp) __realloc_size(2);
> >  #define kmemdup(...) alloc_hooks(kmemdup_noprof(__VA_ARGS__))
> >
> > +extern const void *kmemdup_const(const void *src, size_t len, gfp_t gfp);
>
> Please drop extern, it's unnecessary.

It's all over the header. This should be done as a precursor patch and
I know that usually people push back on doing that. I gave up on this.
Kernel is going to rot sooner or later... :-(

> >  extern void *kvmemdup(const void *src, size_t len, gfp_t gfp) __realloc_size(2);
> >  extern char *kmemdup_nul(const char *s, size_t len, gfp_t gfp);
> >  extern void *kmemdup_array(const void *src, size_t count, size_t element_size, gfp_t gfp)


-- 
With Best Regards,
Andy Shevchenko