Messages in this thread | | | Subject | Re: RFC: remove __read_mostly | From | Andi Kleen <> | Date | Thu, 13 Dec 2007 23:29:08 +0100 |
| |
Adrian Bunk <bunk@kernel.org> writes: > > -rwxrwxr-x 1 bunk bunk 46607243 2007-12-13 19:50 vmlinux.old > -rwxrwxr-x 1 bunk bunk 46598691 2007-12-13 21:55 vmlinux
File sizes are useless -- check size output.
> It's not a surprise that the kernel can become bigger when __read_mostly > gets used, especially in cases where __read_mostly prevents gcc > optimizations.
What optimizations do you think it prevents? I don't think it should change the gcc generated code at all; the only difference should be to the linker.
-Andi
| |