This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: Bug 16713 - [s390x] Member "sa_flags" does not have the correct type
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Mark Wielaard <mjw at redhat dot com>
- Cc: Stefan Liebler <stli at linux dot vnet dot ibm dot com>, <libc-alpha at sourceware dot org>
- Date: Wed, 10 Sep 2014 15:48:20 +0000
- Subject: Re: Bug 16713 - [s390x] Member "sa_flags" does not have the correct type
- Authentication-results: sourceware.org; auth=none
- References: <1410305478 dot 27502 dot 10 dot camel at bordewijk dot wildebeest dot org>
On Wed, 10 Sep 2014, Mark Wielaard wrote:
> But means glibc and the kernel don't agree anymore on the structure
> layout of struct sigaction. The kernel is still using unsigned long
> sa_flags on s390. I guess this still works out because all current
> SA_... flag values fit in an int. But it does mean the kernel cannot
> expand the flag field values anymore in the future.
Given that there are platforms where the flags field is 32-bit in the
kernel, and that these bits seem unlikely to be architecture-specific,
there wasn't really scope for expanding these values beyond 32-bit anyway.
--
Joseph S. Myers
joseph@codesourcery.com