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Message-ID: <20180907020559.GI1878@brightrain.aerifal.cx>
Date: Thu, 6 Sep 2018 22:05:59 -0400
From: Rich Felker <dalias@...c.org>
To: musl@...ts.openwall.com
Subject: Re: [PATCH] arm asm for vfork
On Thu, Sep 06, 2018 at 11:19:14AM -0400, Rich Felker wrote:
> On Thu, Sep 06, 2018 at 05:02:14PM +0200, Patrick Oppenlander wrote:
> > On Wed, Jul 18, 2018 at 6:14 AM Patrick Oppenlander
> > <patrick.oppenlander@...il.com> wrote:
> > >
> > > On Wed, Jul 18, 2018 at 12:35 PM Rich Felker <dalias@...c.org> wrote:
> > > > I think there needs to be a ".hidden __syscall_ret" (by de facto musl
> > > > convention, on the line before it's used) here. It *might* be ok
> > > > having the reference omit .hidden as long as the definition is hidden
> > > > at link-time (which it is), but I'm not convinced the tooling won't
> > > > complain about a branch to a destination that's not known to be
> > > > link-time constant displacement.
> > >
> > > If that's the case i386, s390x, x86_64 and x32 may need attention in
> > > vfork.s as they're doing it the same way.
> > >
> > > > If you have no other changes or comments I'm happy to just --amend
> > > > that into the patch when I commit it.
> > >
> > > No problem with that at all.
> > >
> >
> > I guess this one slipped through the cracks for 1.20.
> >
> > Any chance of you taking a look soon?
>
> Indeed! Sorry about that. I'm in the middle of a big shuffle of messy
> stuff in the source tree right now, but ping me again soon if you
> don't see action on it in the next couple days.
I have it queued in my tree now, along with fixing .hidden for the
other archs and the cleanup work I'm doing. Depending on how the rest
of this goes there might still be some delay seeing it, but the risk
of it being forgotten is basically zero now. :-)
Rich
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