From: Steven Rostedt <rostedt@goodmis.org>
To: Jens Remus <jremus@linux.ibm.com>
Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
bpf@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org,
Steven Rostedt <rostedt@kernel.org>,
Josh Poimboeuf <jpoimboe@kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@kernel.org>, Jiri Olsa <jolsa@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Andrii Nakryiko <andrii@kernel.org>,
Indu Bhagat <indu.bhagat@oracle.com>,
"Jose E. Marchesi" <jemarch@gnu.org>,
Beau Belgrave <beaub@linux.microsoft.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Florian Weimer <fweimer@redhat.com>, Kees Cook <kees@kernel.org>,
"Carlos O'Donell" <codonell@redhat.com>,
Sam James <sam@gentoo.org>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
David Hildenbrand <david@redhat.com>,
"H. Peter Anvin" <hpa@zytor.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Michal Hocko <mhocko@suse.com>, Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>
Subject: Re: [PATCH v11 03/15] unwind_user/sframe: Add support for reading .sframe headers
Date: Tue, 18 Nov 2025 14:26:23 -0500 [thread overview]
Message-ID: <20251118142623.57a60a62@gandalf.local.home> (raw)
In-Reply-To: <e5c5e17f-1efd-4f9e-be2d-c6f65003ba3d@linux.ibm.com>
On Tue, 18 Nov 2025 18:04:27 +0100
Jens Remus <jremus@linux.ibm.com> wrote:
> I wonder whether the series should be restructured as follows:
>
> unwind_user/sframe: Store .sframe section data in per-mm maple tree
> unwind_user/sframe: Detect .sframe sections in executables
> unwind_user/sframe: Add support for reading .sframe headers
> unwind_user/sframe: Add support for reading .sframe contents
> unwind_user/sframe: Wire up unwind_user to sframe
> x86/uaccess: Add unsafe_copy_from_user() implementation
> unwind_user/sframe/x86: Enable sframe unwinding on x86
> unwind_user: Stop when reaching an outermost frame
> unwind_user/sframe: Add support for outermost frame indication
> unwind_user/sframe: Remove .sframe section on detected corruption
> unwind_user/sframe: Show file name in debug output
> unwind_user/sframe: Add .sframe validation option
> unwind_user/sframe: Add prctl() interface for registering .sframe sections
>
> While moving sframe_add_section() and sframe_remove_section() from
> "unwind_user/sframe: Add support for reading .sframe headers" to
> "unwind_user/sframe: Store .sframe section data in per-mm maple tree" or
> into a new second patch, as they depend on the first and are required
> by the third.
>
> What are your thoughts? The reordering might be wasted effort.
If you feel it makes it better, sure, go ahead and do it.
-- Steve
next prev parent reply other threads:[~2025-11-18 19:26 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-22 14:43 [PATCH v11 00/15] unwind_deferred: Implement sframe handling Jens Remus
2025-10-22 14:43 ` [PATCH v11 01/15] fixup! unwind: Implement compat fp unwind Jens Remus
2025-10-22 14:43 ` [PATCH v11 02/15] fixup! unwind_user/x86: Enable frame pointer unwinding on x86 Jens Remus
2025-10-22 14:43 ` [PATCH v11 03/15] unwind_user/sframe: Add support for reading .sframe headers Jens Remus
2025-11-18 17:04 ` Jens Remus
2025-11-18 19:26 ` Steven Rostedt [this message]
2025-10-22 14:43 ` [PATCH v11 04/15] unwind_user/sframe: Store sframe section data in per-mm maple tree Jens Remus
2025-10-22 14:43 ` [PATCH v11 05/15] x86/uaccess: Add unsafe_copy_from_user() implementation Jens Remus
2025-10-22 14:43 ` [PATCH v11 06/15] unwind_user/sframe: Add support for reading .sframe contents Jens Remus
2025-10-23 16:04 ` Jens Remus
2025-10-22 14:43 ` [PATCH v11 07/15] unwind_user/sframe: Detect .sframe sections in executables Jens Remus
2025-10-22 14:43 ` [PATCH v11 08/15] unwind_user/sframe: Wire up unwind_user to sframe Jens Remus
2025-10-24 13:44 ` Peter Zijlstra
2025-10-24 14:29 ` Jens Remus
2025-10-24 19:00 ` Steven Rostedt
2025-10-22 14:43 ` [PATCH v11 09/15] unwind_user: Stop when reaching an outermost frame Jens Remus
2025-10-22 14:43 ` [PATCH v11 10/15] unwind_user/sframe: Add support for outermost frame indication Jens Remus
2025-10-22 14:43 ` [PATCH v11 11/15] unwind_user/sframe/x86: Enable sframe unwinding on x86 Jens Remus
2025-10-22 14:43 ` [PATCH v11 12/15] unwind_user/sframe: Remove .sframe section on detected corruption Jens Remus
2025-10-22 14:43 ` [PATCH v11 13/15] unwind_user/sframe: Show file name in debug output Jens Remus
2025-10-22 14:43 ` [PATCH v11 14/15] unwind_user/sframe: Add .sframe validation option Jens Remus
2025-10-22 14:43 ` [PATCH v11 15/15] unwind_user/sframe: Add prctl() interface for registering .sframe sections Jens Remus
2025-10-22 20:39 ` [PATCH v11 00/15] unwind_deferred: Implement sframe handling Andrew Morton
2025-10-22 21:58 ` Steven Rostedt
2025-10-23 8:09 ` Fangrui Song
2025-10-23 14:23 ` Steven Rostedt
2025-10-23 16:05 ` [RFC PATCH 1/2] fixup! unwind_user/sframe: Add support for reading .sframe contents Jens Remus
2025-10-23 16:05 ` [RFC PATCH 2/2] fixup! unwind_user/sframe: Add .sframe validation option Jens Remus
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