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Message-ID: <e08af145-59eb-1a36-01d1-3ddb9eef5e7c@benettiengineering.com>
Date: Wed, 19 Oct 2022 15:19:01 +0200
From: Giulio Benetti <giulio.benetti@...ettiengineering.com>
To: Christoph Hellwig <hch@...radead.org>
Cc: Arnd Bergmann <arnd@...db.de>, linux-acpi@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org,
linux-raid@...r.kernel.org,
"Rafael J . Wysocki" <rafael@...nel.org>,
Len Brown <lenb@...nel.org>, Mark Brown <broonie@...nel.org>,
Song Liu <song@...nel.org>
Subject: Re: [PATCH 3/3] raid: substitute empty_zero_page with helper
ZERO_PAGE(0)
Hi Cristoph,
On 19/10/22 13:00, Christoph Hellwig wrote:
> On Tue, Oct 18, 2022 at 11:57:55PM +0200, Giulio Benetti wrote:
>> #if RAID6_USE_EMPTY_ZERO_PAGE
>> -# define raid6_empty_zero_page empty_zero_page
>> +# define raid6_empty_zero_page ZERO_PAGE(0)
>> #else
>> extern const char raid6_empty_zero_page[PAGE_SIZE];
>
> RAID6_USE_EMPTY_ZERO_PAGE is never set to a non-zero value. So this
> is dead code and we can just remove all code related to the
> RAID6_USE_EMPTY_ZERO_PAGE case.
thank you for taking a look.
Should I send a patch for removing the code in this v2 patchset?
Best regards
--
Giulio Benetti
CEO/CTO@...etti Engineering sas
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