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List: freebsd-commits-all
Subject: =?UTF-8?Q?Re:_svn_commit:_r367229_-_in_head/sys/contrib/openzfs:_include?= =?UTF-8?Q?/sys/zstd_modul
From: "Brandon Bergren" <bdragon () FreeBSD ! org>
Date: 2020-10-31 20:37:30
Message-ID: ac03dc12-4bfa-43db-abbf-44da355823e2 () www ! fastmail ! com
[Download RAW message or body]
Yeah, that is what was happening. The minimal implementation needed for libsa was missing.
On Sat, Oct 31, 2020, at 3:33 PM, Brandon Bergren wrote:
> Maybe this is it?:
>
> Index: sys/contrib/openzfs/include/os/freebsd/spl/sys/atomic.h
> ===================================================================
> --- sys/contrib/openzfs/include/os/freebsd/spl/sys/atomic.h (revision 367230)
> +++ sys/contrib/openzfs/include/os/freebsd/spl/sys/atomic.h (working copy)
> @@ -188,6 +188,8 @@
> */
> #undef atomic_add_64
> #define atomic_add_64(ptr, val) *(ptr) += val
> +#undef atomic_sub_64
> +#define atomic_sub_64(ptr, val) *(ptr) -= val
> #endif /* !_STANDALONE */
>
> #endif /* !_OPENSOLARIS_SYS_ATOMIC_H_ */
>
>
> Note that there is also another build failure in the tree at the moment.
>
> On Sat, Oct 31, 2020, at 3:25 PM, Brandon Bergren wrote:
> > Actually, looking at it again, it looks like the spl header is doing it
> > wrong and not providing a fallback for atomic_sub_64, it's just
> > defining it to atomic_subtract_64 and assuming that exists.
> >
> > On Sat, Oct 31, 2020, at 3:23 PM, Mateusz Guzik wrote:
> > > Yep, jenkins told me. Working on it.
> > >
> > > On 10/31/20, Brandon Bergren <bdragon@freebsd.org> wrote:
> > > > This doesn't compile on platforms such as powerpc without pulling in the
> > > > opensolaris atomics header from the spl that does locking emulation of 64
> > > > bit atomics, as platforms that don't have native 64 bit atomics do not
> > > > provide them in the system header.
> >
>
> --
> Brandon Bergren
> bdragon@imap.cc
>
--
Brandon Bergren
bdragon@FreeBSD.org
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