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From: Will Deacon <will@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Ard Biesheuvel <ardb@kernel.org>, Borislav Petkov <bp@suse.de>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] scripts/sorttable: Unify arm64 & x86 sort functions
Date: Tue, 16 Nov 2021 10:04:07 +0000	[thread overview]
Message-ID: <20211116100406.GA9851@willie-the-truck> (raw)
In-Reply-To: <20211108114220.32796-1-mark.rutland@arm.com>

On Mon, Nov 08, 2021 at 11:42:20AM +0000, Mark Rutland wrote:
> The format of the arm64 and x86 exception table entries is essentially
> the same as of commits:
> 
>   46d28947d9876fc0 ("x86/extable: Rework the exception table mechanics")
>   d6e2cc5647753825 ("arm64: extable: add `type` and `data` fields")
> 
> Both use a 12-byte entry consisting of two 32-bit relative offsets and
> 32 bits of (absolute) data, and their sort functions are identical aside
> from commentary, with arm64 saying:
> 
>    /* Don't touch the fixup type or data */
> 
> ... and x86 saying:
> 
>   /* Don't touch the fixup type */
> 
> Unify the two behind a common sort_relative_table_with_data() function,
> retaining the arm64 commentary.
> 
> There should be no functional change as a result of this patch.
> 
> Signed-off-by: Mark Rutland <mark.rutland@arm.com>
> Cc: Ard Biesheuvel <ardb@kernel.org>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Will Deacon <will@kernel.org>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> ---
>  scripts/sorttable.c | 36 +++---------------------------------
>  1 file changed, 3 insertions(+), 33 deletions(-)

Acked-by: Will Deacon <will@kernel.org>

Will

  reply	other threads:[~2021-11-16 10:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-08 11:42 Mark Rutland
2021-11-16 10:04 ` Will Deacon [this message]
2021-11-25 11:04 ` Mark Rutland

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