[ Re-sending without the corporate footer garbage... ] On Wed, Sep 05, 2018 at 03:34:41PM +0100, Will Deacon wrote: >Hi all, > >This is a resend of: > > http://lists.infradead.org/pipermail/linux-arm-kernel/2018-July/593559.html > >now based on 4.19-rc2. > >The Debian folks have observed a failure in the 32-bit arm glibc testsuite >when running under a 64-bit kernel. They tracked this down to sigaltstack(2) >enforcing the alternative signal stack to be at least SIGMINSTKSZ bytes, >which is higher for native arm64 tasks than compat 32-bit tasks. > >These patches resolve the issue by allowing an architecture to define >COMPAT_SIGMINSTKSZ for compat tasks, which is then used by the sigaltstack >checking code. > >Feedback welcome,
Apologies for the delayed response here - conference travel etc . got in the way... I've just tested and I can confirm that this patchset fixes our reported bug (as in https://bugs.debian.org/904385). Thanks Will! Tested-by: Steve McIntyre <93...@debian.org> -- Steve McIntyre <93...@debian.org>
