Messages in this thread | | | Date | Sat, 27 Feb 2016 09:10:13 +1100 | From | Stephen Rothwell <> | Subject | Re: [PATCH] x86, pkeys: fix siginfo ABI breakage from new field |
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Hi,
On Fri, 26 Feb 2016 09:44:00 -0800 "H. Peter Anvin" <hpa@zytor.com> wrote: > > > __u64 is okay, "unsigned long" is really messy in the presence of 32-on-64 bit ABIs...
Yeah, but unfortunately, any 64 bit scalar type here will change the alignment of the enclosing unions on (some) 32 bit platforms and thus break the ABI.
-- Cheers, Stephen Rothwell
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