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From: Nathan Chancellor <nathan@kernel.org>
To: Kees Cook <kees@kernel.org>
Cc: "Nicolas Schier" <nsc@kernel.org>,
	"Lorenzo Stoakes (ARM)" <ljs@kernel.org>,
	"Julian Braha" <julianbraha@gmail.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Shuah Khan" <skhan@linuxfoundation.org>,
	"Randy Dunlap" <rdunlap@infradead.org>,
	"Vegard Nossum" <vegard.nossum@oracle.com>,
	"Nauman Sabir" <officialnaumansabir@gmail.com>,
	"Tejun Heo" <tj@kernel.org>, "Nicolas Pitre" <nico@fluxnic.net>,
	"Thomas Weißschuh" <thomas.weissschuh@linutronix.de>,
	"Matthew Maurer" <mmaurer@google.com>,
	"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
	"Andrew Jones" <andrew.jones@linux.dev>,
	"Graham Roff" <grahamr@qti.qualcomm.com>,
	"Masahiro Yamada" <masahiroy@kernel.org>,
	"Arnd Bergmann" <arnd@arndb.de>,
	"Krzysztof Kozlowski" <krzk@kernel.org>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Borislav Petkov (AMD)" <bp@alien8.de>,
	"Gary Guo" <gary@garyguo.net>,
	linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-hardening@vger.kernel.org
Subject: Re: [PATCH 0/3] kconfig: Introduce cc-option-str
Date: Fri, 18 Sep 2026 18:25:08 -0700	[thread overview]
Message-ID: <20260919012508.GA3573999@ax162> (raw)
In-Reply-To: <20260919005923.i.879-kees@kernel.org>

On Fri, Sep 18, 2026 at 05:59:24PM -0700, Kees Cook wrote:
> Hi,
> 
> While reviewing the recent build speedup series[1], it became clear
> that we needed a general solution in kconfig to avoid repeating detected
> toolchain options. Implement cc-option-str and ld-option-str, and while
> at it, create "def_string" and friends to match "def_bool".
> 
> -Kees
> 
> [1] https://lore.kernel.org/all/20260918054058.GA384222@ax162/
> 
> Kees Cook (3):
>   kconfig: Add "def_string", "def_int" and "def_hex"
>   kconfig: Replace "cc-option-bit" with "cc-option-str"
>   kconfig: Add "ld-option-str"

Thanks, exactly what I had in mind. This seems reasonable to me and
passes my basic testing. I will let folks chime in for a few days then
apply this to kbuild-next so that Lorenzo can use it as part of the
speed up series.

-- 
Cheers,
Nathan

      parent reply	other threads:[~2026-09-19  1:25 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-19  0:59 Kees Cook
2026-09-19  0:59 ` [PATCH 1/3] kconfig: Add "def_string", "def_int" and "def_hex" Kees Cook
2026-09-19  0:59 ` [PATCH 2/3] kconfig: Replace "cc-option-bit" with "cc-option-str" Kees Cook
2026-09-19  0:59 ` [PATCH 3/3] kconfig: Add "ld-option-str" Kees Cook
2026-09-19  1:25 ` Nathan Chancellor [this message]

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