From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
To: Florian Weimer <fweimer@redhat.com>, libc-alpha@sourceware.org
Subject: Re: [PATCH v3 2/2] Default to --with-default-link=no (bug 25812)
Date: Fri, 29 Apr 2022 09:59:38 -0300 [thread overview]
Message-ID: <138c11d6-0def-2ff4-73da-c4346a855043@linaro.org> (raw)
In-Reply-To: <15c7f6e9afe2c2b9c51ebc6372682a39b0932712.1649691083.git.fweimer@redhat.com>
On 11/04/2022 12:32, Florian Weimer via Libc-alpha wrote:
> This is necessary to place the libio vtables into the RELRO segment.
> New tests elf/tst-relro-ldso and elf/tst-relro-libc are added to
> verify that this is what actually happens.
>
> The new tests fail on ia64 due to lack of (default) RELRO support
> inbutils, so they are XFAILed there.
I always frown upon new configure options, since they tend to degrade over
time (as --disable-shared for instance [1]) and require additional
maintaining costs. Why can't we make the required semantic the default
(since usually relro has minimal costs it a net gain in hardening)?
[1] https://sourceware.org/bugzilla/show_bug.cgi?id=20845
next prev parent reply other threads:[~2022-04-29 12:59 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-11 15:32 [PATCH v3 1/2] scripts: Add glibcelf.py module Florian Weimer
2022-04-11 15:32 ` [PATCH v3 2/2] Default to --with-default-link=no (bug 25812) Florian Weimer
2022-04-22 6:12 ` Siddhesh Poyarekar
2022-04-22 6:35 ` Florian Weimer
2022-04-22 8:12 ` Siddhesh Poyarekar
2022-04-22 8:24 ` Florian Weimer
2022-04-22 8:32 ` Siddhesh Poyarekar
2022-04-22 8:34 ` Florian Weimer
2022-04-22 8:36 ` Siddhesh Poyarekar
2022-04-22 8:56 ` Andreas Schwab
2022-04-29 16:02 ` Dmitry V. Levin
2022-04-29 16:14 ` Florian Weimer
2022-04-29 20:48 ` Dmitry V. Levin
2022-04-28 7:25 ` Fangrui Song
2022-04-28 8:40 ` Florian Weimer
2022-04-29 6:00 ` Fangrui Song
2022-04-29 7:09 ` Florian Weimer
2022-04-29 7:43 ` Fangrui Song
2022-04-29 14:55 ` Florian Weimer
2022-04-29 19:26 ` Fangrui Song
2022-04-29 12:59 ` Adhemerval Zanella [this message]
2022-04-29 13:17 ` Florian Weimer
2022-04-29 13:55 ` Adhemerval Zanella
2022-04-29 14:03 ` Florian Weimer
2022-04-21 15:54 ` [PATCH v3 1/2] scripts: Add glibcelf.py module Siddhesh Poyarekar
2022-04-21 20:23 ` Florian Weimer
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