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Re: [PATCH] x86/build: work around older GNU ld not leaving .got.plt empty
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Mon, 21 Mar 2022 12:57:49 +0100
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- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Julien Grall <julien@xxxxxxx>
- Delivery-date: Mon, 21 Mar 2022 11:58:08 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Mon, Mar 21, 2022 at 12:46:54PM +0100, Jan Beulich wrote:
> The initial three entries in .got.plt are "static", i.e. present
> independent of actual entries allocation of which is triggered by
> respective relocations. When no real entries are needed, halfway recent
> ld discards the "static" portion of the table as well, but older GNU ld
> fails to do so.
Do you know what this 'static' entries refer to?
> Fixes: dedb0aa42c6d ("x86/build: use --orphan-handling linker option if
> available")
> Reported-by: Julien Grall <jgrall@xxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Thanks, Roger.
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