Re: [RFC][PATCH 0/10] 64 bit resources

From: Andrew Morton
Date: Fri Mar 24 2006 - 04:13:29 EST


Vivek Goyal <vgoyal@xxxxxxxxxx> wrote:
>
> Hi,
>
> Here is an attempt to implement support for 64 bit resources. This will
> enable memory more than 4G to be exported through /proc/iomem, which is used
> by kexec/kdump to determine the physical memory layout of the system.
>
> ...
>
> We used "make allyesconfig" with CONFIG_DEBUG_INFO=n on 2.6.16-mm1.
>
> i386
> ----
>
> vmlinux size without patch: 40191425
> vmlinux size with path: 40244677
> vmlinux size bloat: 52K (.13%)

ugh, that's actually a surprising amount of growth. Could you look into it
a bit more please? Where's it coming from? text? data?

A bit of growth in drivers is probably OK, as all machines load a tiny
subset of them. But if it's core kernel, not so good. What is the effect
on allnoconfig?
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