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Message-ID: <c8f9d6d2-4397-3bbd-da97-865cca56d73a@arm.com>
Date:   Fri, 23 Sep 2022 13:43:20 +0100
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Subject: Re: [PATCH v3 0/2] perf: arm64: Kernel support for Dwarf unwinding
 through SVE functions
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To:     Will Deacon <will@kernel.org>
Cc:     catalin.marinas@arm.com, kernel-team@android.com,
        linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
        acme@kernel.org, john.garry@huawei.com,
        Jonathan Corbet <corbet@lwn.net>, leo.yan@linaro.org,
        broonie@kernel.org, linux-doc@vger.kernel.org,
        Mark Rutland <mark.rutland@arm.com>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
References: <20220901132658.1024635-1-james.clark@arm.com>
 <166385556279.1475166.2989569100449667346.b4-ty@kernel.org>
 <1dabe308-21f7-aa2e-ee8f-48807878f91b@arm.com>
 <20220923123633.GC13942@willie-the-truck>
From:   James Clark <james.clark@arm.com>
In-Reply-To: <20220923123633.GC13942@willie-the-truck>
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On 23/09/2022 13:36, Will Deacon wrote:
> On Fri, Sep 23, 2022 at 10:32:15AM +0100, James Clark wrote:
>>
>>
>> On 22/09/2022 21:33, Will Deacon wrote:
>>> On Thu, 1 Sep 2022 14:26:56 +0100, James Clark wrote:
>>>> I'm resubmitting this with a few of the changes suggested by Will on V2.
>>>>
>>>> I haven't made any changes regarding the open questions about the
>>>> discoverability or saving the new reg and passing to output_sample()
>>>> because I think it's best to be consistent with the implementations on
>>>> other platforms first. I have explained in more detail on v2 [1].
>>>>
>>>> [...]
>>>
>>> Applied to will (for-next/perf), thanks!
>>>
>>> [1/2] perf: arm64: Add SVE vector granule register to user regs
>>>       https://git.kernel.org/will/c/cbb0c02caf4b
>>> [2/2] arm64/sve: Add Perf extensions documentation
>>>       https://git.kernel.org/will/c/1f2906d1e10a
>>>
>>> Cheers,
>>
>> Thanks Will. Sorry about the build, I will fix my config for next time.
> 
> No problem. For some reason, I was unable to repro the failure locally.
> Maybe it's a GCC thing?

For me I needed CONFIG_HEADERS_INSTALL and CONFIG_UAPI_HEADER_TEST to
reproduce it. I was already using gcc, so not sure if it's depends on
that or not.

> 
> Will