Re: [PATCH 1/3] Add extended attributes to ext2/3

[Andi Kleen]

> There isn't as far as I know a flag I can test in a config.in file
> that distinguishes 64 from 32-bit architectures.  The intention was to
> enable the choice of CONFIG_LBD where it made sense;  it doesn't make
> sense for 64-bit architectures; and rather than enumerate all the
> 32-bit architectures, I just chose two that I knew were used in
> servers currently.  

Then you got it wrong. CONFIG_X86 includes x86-64, which is 64bit.
Correct test for x86-32 would be something like
CONFIG_X86 && !CONFIG_X86_64

best way is to just define_bool it in the individual arch/*/config.in
Or alternatively add a CONFIG_64BIT to the 64bit architectures and
test for that.

-Andi