Re: [RFC v1 0/8] x86/init: Linux linker tables

From	"Luis R. Rodriguez" <mcgrof@suse.com>
Newsgroups	linux.kernel
Subject	Re: [RFC v1 0/8] x86/init: Linux linker tables
Date	2016-01-21 21:40 +0100
Message-ID	<qTubo-1Zs-15@gated-at.bofh.it> (permalink)
References	(1 earlier) <qGNvc-4lY-17@gated-at.bofh.it> <qGQt4-6k7-19@gated-at.bofh.it> <qGUQ2-Ms-5@gated-at.bofh.it> <qGV9n-Tm-3@gated-at.bofh.it> <qTu1I-1V0-11@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Jan 21, 2016 at 12:19 PM, H. Peter Anvin <hpa@zytor.com> wrote:
> On 12/17/15 20:40, H. Peter Anvin wrote:
>>>
>>> const struct
>>> foo__attribute__((used,section(".rodata.tbl.tablename.0"))) tablename[0];
>>>
>>> const struct
>>> foo__attribute__((used,section(".rodata.tbl.tablename.999")))
>>> tablename__end[0];
>>>
>
> (Over)thinking about this some more, I suggest using the empty string
> for the start and "~" for the end.  And, yes, I did check that ~ works
> as part of a section name.

Sure, do we know if that ICC compatible? Do we care? There are a
series of ICC hacks put in place on ipxe's original solution which
I've folded in, it seems that works but if we care about ICC those
folks should perhaps help review as well.

> Something that confuses me is that gcc seems to give these sections the
> "aw" attributes which makes as complain.  This might be a gcc bug.
> Worst case we have to use an assembly statement to create these
> sections; it isn't a big deal and shouldn't make it any more
> architecture-specific.

OK!

 Luis

Thread

Re: [RFC v1 0/8] x86/init: Linux linker tables "H. Peter Anvin" <hpa@zytor.com> - 2016-01-21 21:30 +0100
  Re: [RFC v1 0/8] x86/init: Linux linker tables "Luis R. Rodriguez" <mcgrof@suse.com> - 2016-01-21 21:40 +0100
    Re: [RFC v1 0/8] x86/init: Linux linker tables Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> - 2016-01-21 22:40 +0100
      Re: [Xen-devel] [RFC v1 0/8] x86/init: Linux linker tables "Luis R. Rodriguez" <mcgrof@suse.com> - 2016-01-21 23:30 +0100
        Re: [Xen-devel] [RFC v1 0/8] x86/init: Linux linker tables "H. Peter Anvin" <hpa@zytor.com> - 2016-01-22 01:00 +0100
          Re: [Xen-devel] [RFC v1 0/8] x86/init: Linux linker tables "Luis R. Rodriguez" <mcgrof@suse.com> - 2016-01-22 01:30 +0100
      Re: [RFC v1 0/8] x86/init: Linux linker tables Michael Brown <mcb30@ipxe.org> - 2016-01-22 09:20 +0100
  Re: [RFC v1 0/8] x86/init: Linux linker tables Michael Matz <matz@suse.de> - 2016-01-22 14:50 +0100
    Re: [RFC v1 0/8] x86/init: Linux linker tables "H. Peter Anvin" <hpa@zytor.com> - 2016-01-22 20:10 +0100
      Re: [RFC v1 0/8] x86/init: Linux linker tables "Luis R. Rodriguez" <mcgrof@do-not-panic.com> - 2016-01-22 23:00 +0100

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