From: Thomas Gleixner <tglx@kernel.org>
To: "Thomas Weißschuh" <thomas.weissschuh@linutronix.de>
Cc: Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@kernel.org>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Nathan Chancellor <nathan@kernel.org>,
Nicolas Schier <nsc@kernel.org>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Daniel Lezcano <daniel.lezcano@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Marc Zyngier <maz@kernel.org>, Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
Huacai Chen <chenhuacai@kernel.org>,
WANG Xuerui <kernel@xen0n.name>,
linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kbuild@vger.kernel.org, linux-mips@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-riscv@lists.infradead.org, loongarch@lists.linux.dev
Subject: Re: [PATCH 3/7] MIPS: csrc-r4k: Replace CONFIG_GENERIC_GETTIMEOFDAY ifdeffery with IS_ENABLED()
Date: Wed, 15 Jul 2026 11:03:47 +0200 [thread overview]
Message-ID: <87tsq0oc98.ffs@fw13> (raw)
In-Reply-To: <20260715102751-d1ed7195-f541-484e-9843-73ee4237b7b5@linutronix.de>
On Wed, Jul 15 2026 at 10:43, Thomas Weißschuh wrote:
> On Wed, Jul 15, 2026 at 10:25:19AM +0200, Thomas Gleixner wrote:
>> and then you can just unconditionally set clocksource::vdso_clock_mode
>> in all drivers.
>>
>> No?
>
> It will weaken the sanity check in __clocksouce_register_scale() if
> CONFIG_GENERIC_GETTIMEOFDAY=n. I am not sure what that sanity check
> is supposed to protect against, so I left it as is.
> If we can weaken the check, or maybe even remove it,
> I'm all for your simpler aproach.
The sanity check is there to catch random numbers being assigned. I
does not weaken when it's actually unused :)
next prev parent reply other threads:[~2026-07-15 9:04 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-09 11:32 [PATCH 0/7] vDSO: Replace CONFIG_GENERIC_GETTIMEOFDAY ifdeffery with IS_ENABLED() Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 1/7] kbuild: support generated asm-headers in subdirectories Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 2/7] vDSO: Make clockmode constants available without CONFIG_GENERIC_GETTIMEOFDAY Thomas Weißschuh
2026-07-15 7:29 ` Thomas Gleixner
2026-07-15 7:35 ` Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 3/7] MIPS: csrc-r4k: Replace CONFIG_GENERIC_GETTIMEOFDAY ifdeffery with IS_ENABLED() Thomas Weißschuh
2026-07-15 8:25 ` Thomas Gleixner
2026-07-15 8:43 ` Thomas Weißschuh
2026-07-15 9:03 ` Thomas Gleixner [this message]
2026-07-15 10:13 ` Arnd Bergmann
2026-07-15 11:06 ` Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 4/7] clocksource/drivers/mips-gic-timer: " Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 5/7] clocksource/drivers/arm_arch_timer: " Thomas Weißschuh
2026-07-13 15:23 ` Marc Zyngier
2026-07-09 11:32 ` [PATCH 6/7] clocksource/drivers/timer-riscv: " Thomas Weißschuh
2026-07-09 11:32 ` [PATCH 7/7] LoongArch: " Thomas Weißschuh
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