From: Alan Modra <amodra@gmail.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: Binutils <binutils@sourceware.org>
Subject: Re: [PATCH] Reduce file size for PT_GNU_RELRO segment
Date: Mon, 30 Mar 2015 12:39:00 -0000 [thread overview]
Message-ID: <20150330123934.GJ26234@bubble.grove.modra.org> (raw)
In-Reply-To: <CAMe9rOrJB7xNLn4FEq5+N8VbnfZuYxkM4tPNMQzOKapVheGOpQ@mail.gmail.com>
On Sun, Mar 29, 2015 at 06:58:45AM -0700, H.J. Lu wrote:
> On Sat, Mar 28, 2015 at 8:48 PM, Alan Modra <amodra@gmail.com> wrote:
> > lang_size_sections). I think it important that we keep the relro base
> > alignment code all in one place.
>
> It is not about the base alignment. It is about setting the address of
> the first section in PT_GNU_RELRO segment, given the addresses
> of PT_GNU_RELRO segment. It is impossible to set address of the first
> section in PT_GNU_RELRO segment from lang_size_sections.
Look again at the code for exp_dataseg_relro_adjust. If you change
expld.dataseg.base there you will change addresses of sections in the
relro segment.
--
Alan Modra
Australia Development Lab, IBM
next prev parent reply other threads:[~2015-03-30 12:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-19 13:02 H.J. Lu
2015-03-26 2:22 ` Alan Modra
2015-03-27 20:00 ` H.J. Lu
2015-03-28 4:15 ` Alan Modra
2015-03-28 18:30 ` H.J. Lu
2015-03-28 22:46 ` H.J. Lu
2015-03-29 3:49 ` Alan Modra
2015-03-29 13:58 ` H.J. Lu
2015-03-30 12:39 ` Alan Modra [this message]
2015-03-30 13:00 ` H.J. Lu
2015-03-30 14:14 ` Alan Modra
2015-03-30 16:12 ` H.J. Lu
2015-04-01 9:12 ` Start of relro segment adjustment Alan Modra
2015-04-01 11:26 ` H.J. Lu
2015-03-29 3:19 ` [PATCH] Reduce file size for PT_GNU_RELRO segment H.J. Lu
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