From: "Madhavan T. Venkataraman" <madvenka@linux.microsoft.com>
To: Mark Brown <broonie@kernel.org>
Cc: mark.rutland@arm.com, jpoimboe@redhat.com, ardb@kernel.org,
nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com,
catalin.marinas@arm.com, will@kernel.org, jmorris@namei.org,
linux-arm-kernel@lists.infradead.org,
live-patching@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v12 07/10] arm64: Introduce stack trace reliability checks in the unwinder
Date: Wed, 5 Jan 2022 17:58:59 -0600 [thread overview]
Message-ID: <85156eb8-df63-29c0-cbfc-37bc0356d9e8@linux.microsoft.com> (raw)
In-Reply-To: <YdXOQTXscVaVFMJ3@sirena.org.uk>
Thanks for the review. Do you have any comments on:
[PATCH v12 04/10] arm64: Split unwind_init()
[PATCH v12 10/10] arm64: Select HAVE_RELIABLE_STACKTRACE
Madhavan
On 1/5/22 10:58 AM, Mark Brown wrote:
> On Mon, Jan 03, 2022 at 10:52:09AM -0600, madvenka@linux.microsoft.com wrote:
>> From: "Madhavan T. Venkataraman" <madvenka@linux.microsoft.com>
>>
>> There are some kernel features and conditions that make a stack trace
>> unreliable. Callers may require the unwinder to detect these cases.
>> E.g., livepatch.
>
> Reviwed-by: Mark Brown <broonie@kernel.org>
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
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next prev parent reply other threads:[~2022-01-06 0:00 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <0d0eb36f348fb5a6af6eb592c0525f6e94007328>
2022-01-03 16:52 ` [PATCH v12 00/10] arm64: Reorganize the unwinder and implement stack trace reliability checks madvenka
2022-01-03 16:52 ` [PATCH v12 01/10] arm64: Remove NULL task check from unwind_frame() madvenka
2022-01-06 16:07 ` Mark Rutland
2022-01-03 16:52 ` [PATCH v12 02/10] arm64: Rename unwinder functions madvenka
2022-01-06 16:10 ` Mark Rutland
2022-01-03 16:52 ` [PATCH v12 03/10] arm64: Rename stackframe to unwind_state madvenka
2022-01-04 14:59 ` Mark Brown
2022-01-06 16:11 ` Mark Rutland
2022-01-03 16:52 ` [PATCH v12 04/10] arm64: Split unwind_init() madvenka
2022-01-06 16:31 ` Mark Rutland
2022-01-06 20:13 ` Madhavan T. Venkataraman
2022-01-03 16:52 ` [PATCH v12 05/10] arm64: Copy unwind arguments to unwind_state madvenka
2022-01-05 16:57 ` Mark Brown
2022-01-06 16:37 ` Mark Rutland
2022-01-06 20:17 ` Madhavan T. Venkataraman
2022-01-03 16:52 ` [PATCH v12 06/10] arm64: Make the unwind loop in unwind() similar to other architectures madvenka
2022-01-03 16:52 ` [PATCH v12 07/10] arm64: Introduce stack trace reliability checks in the unwinder madvenka
2022-01-05 16:58 ` Mark Brown
2022-01-05 23:58 ` Madhavan T. Venkataraman [this message]
2022-01-06 11:43 ` Mark Brown
2022-01-03 16:52 ` [PATCH v12 08/10] arm64: Create a list of SYM_CODE functions, check return PC against list madvenka
2022-01-03 16:52 ` [PATCH v12 09/10] arm64: Introduce arch_stack_walk_reliable() madvenka
2022-01-03 16:52 ` [PATCH v12 10/10] arm64: Select HAVE_RELIABLE_STACKTRACE madvenka
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