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From: "Schimpe, Christina" <christina.schimpe@intel.com>
To: Tom Tromey <tom@tromey.com>
Cc: "gdb-patches@sourceware.org" <gdb-patches@sourceware.org>
Subject: RE: [PATCH 6/9] gdb: Implement 'bt shadow' to print the shadow stack backtrace.
Date: Mon, 2 Mar 2026 12:24:19 +0000	[thread overview]
Message-ID: <SN7PR11MB76382EBC9980EE4DB924E5AFF97EA@SN7PR11MB7638.namprd11.prod.outlook.com> (raw)
In-Reply-To: <87y0ko640e.fsf@tromey.com>

> -----Original Message-----
> From: Tom Tromey <tom@tromey.com>
> Sent: Donnerstag, 19. Februar 2026 18:24
> To: Schimpe, Christina <christina.schimpe@intel.com>
> Cc: Tom Tromey <tom@tromey.com>; gdb-patches@sourceware.org
> Subject: Re: [PATCH 6/9] gdb: Implement 'bt shadow' to print the shadow
> stack backtrace.
> 
> >>>>> Schimpe, Christina <christina.schimpe@intel.com> writes:
> 
> > Hi Tom,
> > Thank you for the feedback.
> > Please see my comment for annotations below.
> 
> Sorry about the delay in my response here.
> 
> > Alternatively, I see 2 options:
> > -  I could add a check and in case of bt shadow not print annotations
> > at all
> > -  Remove annotations for the bt command completely
> 
> > I only found this comment in the docs:
> > "The annotation mechanism has largely been superseded by GDB/MI (see
> GDB/MI)."
> > https://sourceware.org/gdb/current/onlinedocs/gdb.html/Annotations.htm
> > l#Annotations I am not sure if that means that they are deprecated or
> > just rarely used. But maybe I am missing something.
> 
> > What do you think?
> 
> I didn't re-read the patch but essentially I would not bother adding
> annotations to any new code.

If I'll remove them and somebody would run the "bt -shadow" command,
he'd have annotations only partially as we'll miss the shadow stack specific parts,
for example, "shadow-stack-frame-begin".
And this is acceptable since we don't expect anybody to enable them. 

In that case I'll simply remove them.

Thanks,
Christina
Intel Deutschland GmbH
Registered Address: Dornacher Straße 1, 85622 Feldkirchen, Germany
Tel: +49 89 991 430, www.intel.de
Managing Directors: Harry Demas, Jeffrey Schneiderman, Yin Chong Sorrell
Chairperson of the Supervisory Board: Nicole Lau
Registered Seat: Munich
Commercial Register: Amtsgericht München HRB 186928

  reply	other threads:[~2026-03-02 12:25 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-23 11:18 [PATCH 0/9] Add new command " Christina Schimpe
2025-09-23 11:18 ` [PATCH 1/9] gdb: Generalize handling of the shadow stack pointer Christina Schimpe
2025-10-31  1:31   ` Thiago Jung Bauermann
2025-11-17 11:18     ` Schimpe, Christina
2025-11-26  4:19       ` Thiago Jung Bauermann
2025-12-30 10:39         ` Schimpe, Christina
2025-09-23 11:18 ` [PATCH 2/9] gdb: Refactor 'stack.c:print_frame' Christina Schimpe
2025-10-03 20:05   ` Tom Tromey
2025-09-23 11:18 ` [PATCH 3/9] gdb: Introduce 'stack.c:print_pc' function without frame argument Christina Schimpe
2025-10-03 19:56   ` Tom Tromey
2025-09-23 11:18 ` [PATCH 4/9] gdb: Refactor 'find_symbol_funname' and 'info_frame_command_core' in stack.c Christina Schimpe
2025-10-03 19:55   ` Tom Tromey
2025-09-23 11:18 ` [PATCH 5/9] gdb: Refactor 'stack.c:print_frame_info' Christina Schimpe
2025-10-03 20:03   ` Tom Tromey
2025-09-23 11:18 ` [PATCH 6/9] gdb: Implement 'bt shadow' to print the shadow stack backtrace Christina Schimpe
2025-09-23 11:47   ` Eli Zaretskii
2025-09-25 11:06     ` Schimpe, Christina
2025-09-25 13:19       ` Eli Zaretskii
2025-09-25 14:58         ` Simon Marchi
2025-09-26  7:45           ` Schimpe, Christina
2025-10-29 15:05             ` Schimpe, Christina
2025-10-29 15:28               ` Guinevere Larsen
2025-11-03 19:47                 ` Schimpe, Christina
2025-11-04 11:53                   ` Guinevere Larsen
2025-11-05 16:33                     ` Schimpe, Christina
2025-10-13  1:17       ` Thiago Jung Bauermann
2025-10-13  7:19         ` Schimpe, Christina
2025-10-31  4:39           ` Thiago Jung Bauermann
2025-11-06 14:23             ` Schimpe, Christina
2025-10-03 20:15   ` Tom Tromey
2025-10-12 19:45     ` Schimpe, Christina
2026-02-19 17:24       ` Tom Tromey
2026-03-02 12:24         ` Schimpe, Christina [this message]
2025-10-31  4:02   ` Thiago Jung Bauermann
2025-11-17 20:14     ` Schimpe, Christina
2025-11-26  4:07       ` Thiago Jung Bauermann
2025-11-26 16:29         ` Thiago Jung Bauermann
2026-01-22 17:04           ` Schimpe, Christina
2026-03-06  2:35             ` Thiago Jung Bauermann
2026-01-15 14:05         ` Schimpe, Christina
2025-09-23 11:18 ` [PATCH 7/9] gdb: Provide gdbarch hook to distinguish shadow stack backtrace elements Christina Schimpe
2025-09-23 11:49   ` Eli Zaretskii
2025-09-25 11:10     ` Schimpe, Christina
2025-11-02 21:20       ` Thiago Jung Bauermann
2025-11-12 17:28         ` Schimpe, Christina
2025-11-16 18:39           ` Thiago Jung Bauermann
2025-11-17 11:51             ` Schimpe, Christina
2025-09-23 11:18 ` [PATCH 8/9] gdb: Implement the hook 'is_no_return_shadow_stack_address' for amd64 linux Christina Schimpe
2025-11-26  4:22   ` Thiago Jung Bauermann
2025-09-23 11:18 ` [PATCH 9/9] gdb, mi: Add -shadow-stack-list-frames command Christina Schimpe
2025-09-23 11:53   ` Eli Zaretskii
2025-09-25 11:32     ` Schimpe, Christina
2025-10-03 20:17   ` Tom Tromey
2025-10-12 19:54     ` Schimpe, Christina
2025-10-13  0:06       ` Thiago Jung Bauermann
2025-11-26  4:26   ` Thiago Jung Bauermann
2026-01-22 17:01     ` Schimpe, Christina
2026-03-06  2:44       ` Thiago Jung Bauermann
2025-09-25 11:46 ` [PATCH 0/9] Add new command to print the shadow stack backtrace Schimpe, Christina
2025-10-08  1:46   ` Thiago Jung Bauermann
2025-10-13  1:18     ` Thiago Jung Bauermann
2025-10-13  6:34       ` Schimpe, Christina
2025-10-29 14:52         ` Schimpe, Christina
2025-10-31  0:47           ` Thiago Jung Bauermann
2025-12-30 10:16             ` Schimpe, Christina
2026-03-06  2:30               ` Thiago Jung Bauermann
2026-03-12  9:53                 ` Schimpe, Christina

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