linux-kernel - Re: [PATCH 5.15 327/913] lib: uninline simple

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Date:   Wed, 6 Apr 2022 15:34:52 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Richard Fitzgerald <rf@...nsource.cirrus.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: [PATCH 5.15 327/913] lib: uninline simple_strntoull() as well

On Tue, Apr 05, 2022 at 09:23:09AM +0200, Greg Kroah-Hartman wrote:
> From: Alexey Dobriyan <adobriyan@...il.com>
> 
> [ Upstream commit 839b395eb9c13ae56ea5fc3ca9802734a72293f0 ]
> 
> Codegen become bloated again after simple_strntoull() introduction
> 
> 	add/remove: 0/0 grow/shrink: 0/4 up/down: 0/-224 (-224)

> -static unsigned long long simple_strntoull(const char *startp, size_t max_chars,
> -					   char **endp, unsigned int base)
> +static noinline unsigned long long simple_strntoull(const char *startp, size_t max_chars, char **endp, unsigned int base)

This patch doesn't fix any bugs, why it is selected?