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,
jthierry@redhat.com, catalin.marinas@arm.com, will@kernel.org,
jmorris@namei.org, pasha.tatashin@soleen.com,
linux-arm-kernel@lists.infradead.org,
live-patching@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH v4 0/2] arm64: Stack trace reliability checks in the unwinder
Date: Fri, 21 May 2021 12:48:34 -0500 [thread overview]
Message-ID: <1feec2ba-538b-e28d-1e03-ac9c1af43842@linux.microsoft.com> (raw)
In-Reply-To: <20210521174702.GE5825@sirena.org.uk>
On 5/21/21 12:47 PM, Mark Brown wrote:
> On Fri, May 21, 2021 at 12:32:52PM -0500, Madhavan T. Venkataraman wrote:
>
>> I have followed the example in the Kprobe deny list. I place the section
>> in initdata so it can be unloaded during boot. This means that I need to
>> copy the information before that in early_initcall().
>
>> If the initialization must be performed on first use, I probably have to
>> move SYM_CODE_FUNCTIONS from initdata to some other place where it will
>> be retained.
>
>> If you prefer this, I could do it this way.
>
> No, I think if people are fine with this for kprobes they should be fine
> with it here too and if not we can always incrementally improve
> performance - let's just keep things simple and easy to understand for
> now.
>
OK.
Madhavan
prev parent reply other threads:[~2021-05-21 17:49 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <68eeda61b3e9579d65698a884b26c8632025e503>
2021-05-16 4:00 ` [RFC PATCH v4 0/2] arm64: Stack trace reliability checks in the unwinder madvenka
2021-05-16 4:00 ` [RFC PATCH v4 1/2] arm64: Introduce stack " madvenka
2021-05-21 16:11 ` Mark Brown
2021-05-21 17:23 ` Madhavan T. Venkataraman
2021-05-21 17:42 ` Mark Brown
2021-05-21 17:47 ` Madhavan T. Venkataraman
2021-05-21 17:53 ` Mark Brown
2021-05-21 18:48 ` Josh Poimboeuf
2021-05-21 18:59 ` Madhavan T. Venkataraman
2021-05-21 19:11 ` Josh Poimboeuf
2021-05-21 19:16 ` Josh Poimboeuf
2021-05-21 19:41 ` Madhavan T. Venkataraman
2021-05-21 20:08 ` Josh Poimboeuf
2021-05-25 21:44 ` Madhavan T. Venkataraman
2021-05-16 4:00 ` [RFC PATCH v4 2/2] arm64: Create a list of SYM_CODE functions, blacklist them " madvenka
2021-05-19 2:06 ` nobuta.keiya
2021-05-19 3:38 ` Madhavan T. Venkataraman
2021-05-19 19:27 ` Mark Brown
2021-05-20 2:00 ` Madhavan T. Venkataraman
2021-05-21 17:18 ` [RFC PATCH v4 0/2] arm64: Stack trace reliability checks " Mark Brown
2021-05-21 17:32 ` Madhavan T. Venkataraman
2021-05-21 17:47 ` Mark Brown
2021-05-21 17:48 ` Madhavan T. Venkataraman [this message]
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