From: Dave Martin <Dave.Martin@arm.com>
To: Akihiko Odaki <akihiko.odaki@daynix.com>
Cc: Eric Biederman <ebiederm@xmission.com>,
Kees Cook <kees@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Mark Brown <broonie@kernel.org>, Baoquan He <bhe@redhat.com>,
Vivek Goyal <vgoyal@redhat.com>, Dave Young <dyoung@redhat.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
kexec@lists.infradead.org, devel@daynix.com
Subject: Re: [PATCH v2 0/5] elf: Define note name macros
Date: Mon, 6 Jan 2025 15:23:30 +0000 [thread overview]
Message-ID: <Z3v1clew2t+XH5F5@e133380.arm.com> (raw)
In-Reply-To: <20250104-elf-v2-0-77dc2e06db4e@daynix.com>
Hi,
On Sat, Jan 04, 2025 at 11:38:33PM +0900, Akihiko Odaki wrote:
> elf.h had a comment saying:
> > Notes used in ET_CORE. Architectures export some of the arch register
> > sets using the corresponding note types via the PTRACE_GETREGSET and
> > PTRACE_SETREGSET requests.
> > The note name for these types is "LINUX", except NT_PRFPREG that is
> > named "CORE".
>
> However, NT_PRSTATUS is also named "CORE". It is also unclear what
> "these types" refers to.
>
> To fix these problems, define a name for each note type. The added
> definitions are macros so the kernel and userspace can directly refer to
> them.
>
> Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Should this be Cc'd at least to the GNU binutils or gdb folks?
Also the glibc and elfutils projects, both of which maintain a version
of elf.h. They may have their own view on the best way to approach
this issue.
If cross-posting to other project mailing lists, it might make sense to
add a bit more background explaining the motivation for the change.
[...]
Cheers
---Dave
prev parent reply other threads:[~2025-01-06 15:23 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-04 14:38 Akihiko Odaki
2025-01-04 14:38 ` [PATCH v2 1/5] " Akihiko Odaki
2025-01-06 2:21 ` Baoquan He
2025-01-06 5:07 ` Akihiko Odaki
2025-01-06 6:06 ` Baoquan He
2025-01-06 14:39 ` Dave Martin
2025-01-06 16:48 ` Kees Cook
2025-01-06 17:23 ` Dave Martin
2025-01-04 14:38 ` [PATCH v2 2/5] binfmt_elf: Use " Akihiko Odaki
2025-01-04 14:38 ` [PATCH v2 3/5] powwerpc: " Akihiko Odaki
2025-01-04 14:38 ` [PATCH v2 4/5] crash: " Akihiko Odaki
2025-01-04 14:38 ` [PATCH v2 5/5] crash: Remove KEXEC_CORE_NOTE_NAME Akihiko Odaki
2025-01-06 14:51 ` Dave Martin
2025-01-06 6:07 ` [PATCH v2 0/5] elf: Define note name macros Baoquan He
2025-01-06 15:23 ` Dave Martin [this message]
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