From: Christoph Hellwig <hch@infradead.org>
To: Abd-Alrhman Masalkhi <abd.masalkhi@gmail.com>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, dan.carpenter@oracle.com,
kbuild@lists.01.org, lkp@intel.com
Subject: Re: [PATCH v3] block: Removed a warning while compiling with a cross compiler for parisc
Date: Tue, 6 Jul 2021 14:59:57 +0100 [thread overview]
Message-ID: <YORh3XGNiRKzjDbS@infradead.org> (raw)
In-Reply-To: <20210706111912.97611-1-abd.masalkhi@gmail.com>
> #ifdef CONFIG_PROC_FS
> +static noinline u64 call_div_u64(u64 dividend, u32 divisor)
> +{
> + return div_u64(dividend, divisor);
> +}
Do you have any information on how much this reduces stack usage?
As it looks a little silly given the div_u64 implementation.
next prev parent reply other threads:[~2021-07-06 15:08 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-06 11:19 [PATCH v3] block: Removed a warning while compiling with a cross compiler for parisc Abd-Alrhman Masalkhi
2021-07-06 13:59 ` Christoph Hellwig [this message]
2021-07-06 15:30 ` [v3] " Abd-Alrhman Masalkhi
2021-07-06 17:01 ` div_u64/do_div stack size usage, was " Christoph Hellwig
2021-07-06 17:35 ` Arnd Bergmann
2021-07-06 20:59 ` Abd-Alrhman Masalkhi
2021-07-07 8:17 ` Arnd Bergmann
2021-07-07 13:36 ` Helge Deller
2021-07-07 20:39 ` Arnd Bergmann
2021-07-08 9:29 ` Helge Deller
2021-07-08 11:37 ` Arnd Bergmann
2021-07-08 15:01 ` John David Anglin
2021-07-07 14:36 ` John David Anglin
2021-07-07 15:30 ` Abd-Alrhman Masalkhi
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