Re: [PATCH 1/7] Make section names compatible with -ffunction-sections -fdata-sections

Andi Kleen
2009-01-12T21:56:42Z

> So we `make it possible to build the kernel > with "gcc
> -ffunction-sections -fdata-sections"'. So what? Where is the value in
> that?

The original reason was that it allows the linker to drop unused
functions automatically. That is a good thing by itself -- e.g.
if it was universal we could avoid a lot of #ifdefs. And it
also turned out that standard kernel builds get smaller by it iirc.

-Andi

--
ak@linux.intel.com -- Speaking for myself only.