From nobody Mon Feb 9 18:44:03 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7BE9C30AD02; Tue, 23 Dec 2025 06:59:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766473172; cv=none; b=XlqIz756tUczrdW5/K3UBmQ7C+C6IIiJ4/xeh8AWfCvzSszoaKbRKyvzscKMxcuO0UmueWigcZsEeCOI1HN3XlHPVR/E8SHegZ3x23724Mu9HIBExiAP4fMQLkaWuWrnMVLrTNu/kFtAHYR903bnQ16aYjzN61W5ZZIf3OcMdiY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766473172; c=relaxed/simple; bh=Z9yCCabeK7jaWFUWKtoNtsuOTpJwxt6wFaVjSU0iZHI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ca4tMfhlP3qqHx6blKTwFJAIFtGzZzba2wQrFgB2Ud98ti2aYcHH1UKM7wsXGuyZzNifdDQJM6oE2f+Bu7xckT7fvX5LDKo05KjKJPViH8fjWdY678QdQfsCRcX+6xBXqfW0oebbwpAmuWJB62jtB7cAfUM6PwoIuxNAsYyoxKU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=v0XPcIRJ; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=mjcx9Ik8; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="v0XPcIRJ"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="mjcx9Ik8" From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1766473168; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OIQm5LcPW4i4G7+h/utBT1F7s6FgqfydzlSs5Y7YPiM=; b=v0XPcIRJ1Se9VWcrfikZ8SiUMqYy3NIC9jGeLIKDjV+4S8qjjReSNxUZdjLmIeXDlSB8HG 6woEZ7kPsqJG2LZluOjiYMxc0FxtIRWYm2iPmYblur8Rpnu7LE8AABtlXMABxHcrBalDjp pMEfdwJ13TOmbV4sw/Rnp/Y1E+4h0yBXm81lzNDIRMQeExLQsuyc0j1FiMvE+GrKm2ZJbK qk8D/WFRyppCewOe0hPRhJ1mK5u+5+2t9jg5WC/RF1M7yNa2csSwbBJCqsQcVM5Hwt1vC1 qBZmMBIbVU5OQBWql3z73dicscAhvNP/5366gNjKEXr6RhyaLg5PTRJtt42ocA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1766473168; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OIQm5LcPW4i4G7+h/utBT1F7s6FgqfydzlSs5Y7YPiM=; b=mjcx9Ik8vkbaK6t0OpQYxk1r9PLVVep7H1cDDK24He2cDIuq9wrtzQv0/Rk9mL2FxKeVzk rpElHTWJVOY61jBw== Date: Tue, 23 Dec 2025 07:59:19 +0100 Subject: [PATCH 8/9] arm64: vdso32: Provide clock_getres_time64() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251223-vdso-compat-time32-v1-8-97ea7a06a543@linutronix.de> References: <20251223-vdso-compat-time32-v1-0-97ea7a06a543@linutronix.de> In-Reply-To: <20251223-vdso-compat-time32-v1-0-97ea7a06a543@linutronix.de> To: Andy Lutomirski , Thomas Gleixner , Vincenzo Frascino , Shuah Khan , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Russell King , Catalin Marinas , Will Deacon , Thomas Bogendoerfer Cc: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Russell King , linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, Arnd Bergmann , linux-api@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Developer-Signature: v=1; a=ed25519-sha256; t=1766473161; l=1457; i=thomas.weissschuh@linutronix.de; s=20240209; h=from:subject:message-id; bh=Z9yCCabeK7jaWFUWKtoNtsuOTpJwxt6wFaVjSU0iZHI=; b=8IHbebF9ZQt0Il3apsZmxynrbfbdJv1ROO2ft36v1vYuVLRlXzwnOY562A9kyn3RCXEsfyJFR cuMTyK0BTyID8hPsdYaw2hU185R2LxwVSs3mOhjbSNQPY8dCpBhEUMy X-Developer-Key: i=thomas.weissschuh@linutronix.de; a=ed25519; pk=pfvxvpFUDJV2h2nY0FidLUml22uGLSjByFbM6aqQQws= For consistency with __vdso_clock_gettime64() there should also be a 64-bit variant of clock_getres(). This will allow the extension of CONFIG_COMPAT_32BIT_TIME to the vDSO and finally the removal of 32-bit time types from the kernel and UAPI. Signed-off-by: Thomas Wei=C3=9Fschuh --- arch/arm64/kernel/vdso32/vdso.lds.S | 1 + arch/arm64/kernel/vdso32/vgettimeofday.c | 6 ++++++ 2 files changed, 7 insertions(+) diff --git a/arch/arm64/kernel/vdso32/vdso.lds.S b/arch/arm64/kernel/vdso32= /vdso.lds.S index e02b27487ce8..c374fb0146f3 100644 --- a/arch/arm64/kernel/vdso32/vdso.lds.S +++ b/arch/arm64/kernel/vdso32/vdso.lds.S @@ -86,6 +86,7 @@ VERSION __vdso_gettimeofday; __vdso_clock_getres; __vdso_clock_gettime64; + __vdso_clock_getres_time64; local: *; }; } diff --git a/arch/arm64/kernel/vdso32/vgettimeofday.c b/arch/arm64/kernel/v= dso32/vgettimeofday.c index 29b4d8f61e39..d7b39b0a9668 100644 --- a/arch/arm64/kernel/vdso32/vgettimeofday.c +++ b/arch/arm64/kernel/vdso32/vgettimeofday.c @@ -32,6 +32,12 @@ int __vdso_clock_getres(clockid_t clock_id, return __cvdso_clock_getres_time32(clock_id, res); } =20 +int __vdso_clock_getres_time64(clockid_t clock_id, + struct __kernel_timespec *res) +{ + return __cvdso_clock_getres(clock_id, res); +} + /* Avoid unresolved references emitted by GCC */ =20 void __aeabi_unwind_cpp_pr0(void) --=20 2.52.0