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SubjectRe: Why does test_bit() take a volatile addr?
Hi Rusty,

On Mon, 16 Sep 2013 13:38:35 +0930 Rusty Russell <rusty@rustcorp.com.au> wrote:
>
> Predates git, does anyone remember the rationale?
>
> ie:
> int test_bit(int nr, const volatile unsigned long *addr)

Because we sometimes pass volatile pointers to it and gcc will complain
if you pass a volatile to a non volatile (I think).

--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
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