Remove pre-2.2 Linux kernel support

[Carlos O'Donell]

On Tue, May 8, 2012 at 3:46 PM, Joseph S. Myers <joseph@codesourcery.com> wrote:
> Current glibc is unlikely to work with any Linux kernel before 2.6.x,
> and it seems uncontroversial that support for kernels before 2.4.x is
> certainly no longer useful.
>
> I propose this patch to remove compatibility code for kernels before
> 2.2.x as a first step in cleaning up the no-longer-useful old kernel
> support.  Tested x86.  Could the powerpc, sh and sparc maintainers
> test and review the changes to their architectures' code?  Because
> this patch with lots of reindentation may not be very readable, I've
> also attached a diff -w version.

What testing did you do on x86?

Is there testsuite coverage for all of the functions touched by this patch?

Or did you simply ensure that the resulting binaries were identical
(since you are removing dead code) and that the testsuite passed?

Cheers,
Carlos.