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Re: Reverting the s390 jmp_buf/ucontext_t ABI change
- From: Andreas Jaeger <aj at suse dot com>
- To: Dan HorÃk <dan at danny dot cz>
- Cc: libc-alpha at sourceware dot org
- Date: Fri, 01 Aug 2014 10:58:09 +0200
- Subject: Re: Reverting the s390 jmp_buf/ucontext_t ABI change
- Authentication-results: sourceware.org; auth=none
- References: <20140801085035 dot 092c19d0e758cc59d119a0d0 at danny dot cz> <53DB3EC1 dot 2000200 at suse dot com> <20140801105318 dot bb192f0304b4b1367f900334 at danny dot cz>
On 08/01/2014 10:53 AM, Dan HorÃk wrote:
> On Fri, 01 Aug 2014 09:16:17 +0200
> Andreas Jaeger <aj@suse.com> wrote:
>
>> On 08/01/2014 08:50 AM, Dan HorÃk wrote:
>>> Hi,
>>>
>>> I'm the main person behind Fedora for s390x and I have some
>>> objections regarding this change. We had to cope with the breakage
>>> in 2.19 early this year, it took some time to realize what's wrong
>>> and we found a solution how to make it work. After some
>>> rebootstrapping work we have used the planned mass rebuild to clean
>>> everything. Due some nasty gcc 4.9 bugs the rebuild on s390
>>> finishes during these days. And you are telling we should do it
>>> again? Sorry, but it is not possible, there is only one mass
>>> rebuild planned in Fedora per release and now it's also too late
>>> when we are approaching Fedora 21 Alpha deadline. Fortunately I
>>> still have the notes for the rebootstrap, so it can be done again
>>> (for Fedora 22), but not now.
>>
>> Dan, I think you want this change - otherwise applications build for
>> previous Fedora releases, RHEL 6 or RHEL 7 will not work on newer
>
> I think we could live with it for one Fedora release in the case the
> change got reverted (like is happening now), or for all upcoming
> releases if it the would bring advantages for the future
That's what I think - it brings advantage for the future.
Andreas
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