linux-kernel - Re: [PATCH] crypto: x86/curve25519

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Message-ID: <Y4nRV1u4ZU/WAa0X@gondor.apana.org.au>
Date:   Fri, 2 Dec 2022 18:20:07 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Joe Fradley <joefradley@...gle.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>, kernel-team@...roid.com,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: x86/curve25519 - disable gcov

On Tue, Nov 22, 2022 at 02:54:49PM -0800, Joe Fradley wrote:
> curve25519-x86_64.c fails to build when CONFIG_GCOV_KERNEL is enabled.
> The error is "inline assembly requires more registers than available"
> thrown from the `fsqr()` function. Therefore, excluding this file from
> GCOV profiling until this issue is resolved. Thereby allowing
> CONFIG_GCOV_PROFILE_ALL to be enabled for x86.
> 
> Signed-off-by: Joe Fradley <joefradley@...gle.com>
> ---
>  arch/x86/crypto/Makefile | 3 +++
>  1 file changed, 3 insertions(+)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt