On Wed, 2005-12-28 at 18:39 +0000, Al Viro wrote:
> On Wed, Dec 28, 2005 at 12:46:53PM +0100, Ingo Molnar wrote:
> > allow gcc4 compilers to decide what to inline and what not - instead
> > of the kernel forcing gcc to inline all the time.
>
> > +#define noinline __attribute__((noinline))
> > +#define __always_inline inline __attribute__((always_inline))
> > #define __must_check __attribute__((warn_unused_result))
> > #define __compiler_offsetof(a,b) __builtin_offsetof(a,b)
>
> You seem to be missing the rest of the patch - namely, addition of
> always_inline where it is needed now...
>
> Note that we *do* need it in quite a few places. Anything that relies on
> dead code elimination to kill a call of function that doesn't exist
> would better be always inlined...
on x86-64 that seems to only be fix_to_virt though.. so it's really not
that many.
(based on making "inline" a define for noinline and then an
allyesconfig)
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