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Fri, 27 Feb 2026 03:51:58 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface MIME-Version: 1.0 X-ThreadId: ARwL1vy566MZ Date: Fri, 27 Feb 2026 09:51:37 +0100 From: "Arnd Bergmann" To: =?UTF-8?Q?Thomas_Wei=C3=9Fschuh?= , "Andy Lutomirski" , "Thomas Gleixner" , "Ingo Molnar" , "Borislav Petkov" , "Dave Hansen" , x86@kernel.org, "H. Peter Anvin" , "Russell King" , "Catalin Marinas" , "Will Deacon" , "Madhavan Srinivasan" , "Michael Ellerman" , "Nicholas Piggin" , "Christophe Leroy" , "Thomas Bogendoerfer" , "Vincenzo Frascino" Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-mips@vger.kernel.org Message-Id: In-Reply-To: <20260227-vdso-compat_32bit_time-v1-1-3f0286a7bac3@linutronix.de> References: <20260227-vdso-compat_32bit_time-v1-0-3f0286a7bac3@linutronix.de> <20260227-vdso-compat_32bit_time-v1-1-3f0286a7bac3@linutronix.de> Subject: Re: [PATCH 1/7] x86/vdso: Respect COMPAT_32BIT_TIME Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260227_005159_935872_9A5777D0 X-CRM114-Status: GOOD ( 10.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Feb 27, 2026, at 07:57, Thomas Wei=C3=9Fschuh wrote: > If CONFIG_COMPAT_32BIT_TIME is disabled then the vDSO should not > provide any 32-bit time related functionality. This is the intended > effect of the kconfig option and also the fallback system calls would > also not be implemented. > > Currently the kconfig option does not affect the gettimeofday() syscal= l, > so also keep that in the vDSO. > > Signed-off-by: Thomas Wei=C3=9Fschuh Reviewed-by: Arnd Bergmann