From: Christoph Hellwig <hch@lst.de>
To: Paul Menzel <pmenzel@molgen.mpg.de>
Cc: Christoph Hellwig <hch@lst.de>,
song@kernel.org, linux-raid@vger.kernel.org,
linux-block@vger.kernel.org
Subject: Re: [PATCH] md: remove most calls to bdevname
Date: Thu, 12 May 2022 08:27:27 +0200 [thread overview]
Message-ID: <20220512062727.GA20557@lst.de> (raw)
In-Reply-To: <290eada6-226a-6570-1860-c4ca1d680993@molgen.mpg.de>
On Thu, May 12, 2022 at 08:25:28AM +0200, Paul Menzel wrote:
> Dear Christoph,
>
>
> Thank you for the patch.
>
> Am 12.05.22 um 08:19 schrieb Christoph Hellwig:
>> Use the %pg format specifier to save on stack consuption and code size.
>
> consu*m*ption
>
> Did you do any measurements?
Each BDEVNAME_SIZE array consumes 32 bytes on the stack, and they are
gone now without any additional stack usage elsewhere.
next prev parent reply other threads:[~2022-05-12 6:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-12 6:19 [PATCH] md: remove most calls to bdevname Christoph Hellwig
2022-05-12 6:25 ` Paul Menzel
2022-05-12 6:27 ` Christoph Hellwig [this message]
2022-05-12 8:01 ` Paul Menzel
2022-05-12 16:26 ` Song Liu
-- strict thread matches above, loose matches on Subject: below --
2022-03-03 11:04 Christoph Hellwig
2022-03-03 11:21 ` Guoqing Jiang
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