From nobody Sat Nov 30 12:37:25 2024 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 3D35E16D4EF; Mon, 9 Sep 2024 17:27:42 +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=1725902864; cv=none; b=lAsZKTO62FJLq1/8vLE4lulPrc57X6fX9C5Qa9AMApRKucnpbnf3oM6Hi2Yn/10P7DPYeQWcREQuj+uA664734x/sDgcax26obi3Zy3/nuGkREKksdBSM8Mn/nz2Akz9fP9Tf9onM4ZJBS+wJyMKYcvp2oDiwK0vz8MvL4PulEg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725902864; c=relaxed/simple; bh=e3SlZ48Ug/qyBlwz4BagnX1S1HA0L7fRwXOmN1MnTMY=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=OMIhaePEU5i3+3OMZvsw+K0ugJzsx+UNfMfyOpNKYgXjSiYGvnvDkfx60K4GYi6NXMg28tQlHZ87hkN6ZiJCjTgzPkgQvBhGUqvijwyhh9pzMs4NC4KAjdl4JRkM/2qTAWB6M3g0qdpYaPalZTi86Hzxky0Q3fLHMtA30UZB4F4= 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=bHUPf8DW; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=1lyhCiQQ; 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="bHUPf8DW"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="1lyhCiQQ" Date: Mon, 09 Sep 2024 17:27:40 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1725902861; h=from:from:sender:sender:reply-to: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=rJPv4heQVyXkrdUR08FGZjgq5S7V/gSBJone79Y5OO0=; b=bHUPf8DWZvq9bzOw+AGpdaeGpsWSeTMihOuXxj67vjswxo2+5yDU5ilXyHcfXq3AFQJF2s vVlZyLbvByl7YQp7J+uEV0Bay0kdsoUK1zFZHS5iLKIOHq6yTOPrlhbFJujIgt9B216AO7 ctKqNBePU9KqIuNjhWdCK0yd2CbTtjARSO7+jrsB2Org0p+7ntpiNESXCKg8n5DFayUYBZ 80HeIhWnrrCTcRaetv1wIhfVsIT3OH8iOYVhMRi/tmjq3YWZZylI1V6RbvdtutrDOKDcGR 51l7xsJ1+umtjY0JuRKV+R2x008CcMkqyBV0uv32uwuwprKeg1sXM0E4K2PzLA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1725902861; h=from:from:sender:sender:reply-to: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=rJPv4heQVyXkrdUR08FGZjgq5S7V/gSBJone79Y5OO0=; b=1lyhCiQQMT6TE40g+4ld4+AnqOYi9P1eMgczpCgWS0+aS/qThkHk3WB7yZkCezpsq7cNWp QR7c23ghi3agHpDQ== From: "tip-bot2 for Sebastian Andrzej Siewior" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: sched/rt] arm64: Allow to enable PREEMPT_RT. Cc: Sebastian Andrzej Siewior , Thomas Gleixner , Will Deacon , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20240906111841.562402-3-bigeasy@linutronix.de> References: <20240906111841.562402-3-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <172590286080.2215.12021157816973502206.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the sched/rt branch of tip: Commit-ID: 699fd9104967cc3b0826bb0b64a9f1a496121786 Gitweb: https://git.kernel.org/tip/699fd9104967cc3b0826bb0b64a9f1a49= 6121786 Author: Sebastian Andrzej Siewior AuthorDate: Fri, 06 Sep 2024 12:59:05 +02:00 Committer: Thomas Gleixner CommitterDate: Mon, 09 Sep 2024 19:24:11 +02:00 arm64: Allow to enable PREEMPT_RT. It is really time. arm64 has all the required architecture related changes, that have been identified over time, in order to enable PREEMPT_RT. With the recent printk changes, the last known road block has been addressed. Allow to enable PREEMPT_RT on arm64. Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Thomas Gleixner Acked-by: Will Deacon Link: https://lore.kernel.org/all/20240906111841.562402-3-bigeasy@linutroni= x.de --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index a2f8ff3..e68ea64 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -99,6 +99,7 @@ config ARM64 select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_SUPPORTS_PAGE_TABLE_CHECK select ARCH_SUPPORTS_PER_VMA_LOCK + select ARCH_SUPPORTS_RT select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH select ARCH_WANT_COMPAT_IPC_PARSE_VERSION if COMPAT select ARCH_WANT_DEFAULT_BPF_JIT