From nobody Fri Nov 29 16:35:33 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 4644947796; Tue, 17 Sep 2024 09:15:46 +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=1726564547; cv=none; b=Ya7RiP5tpDbX1WecQJi9DnYM78nfgTa5M3hv6afioMrGsPd9aO3Cv+pL9Klj7wYTKMX0GfRlVJ+JhYmvXUgRiCIijcwFy7yI6wqUNtWvQvp/grDSYATyVjbLc3QU8wrdta3XWoYPx0L0xTj5y709+Og8y0znm+BHlEu1kXLAB3M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726564547; c=relaxed/simple; bh=jrfU2mcXJ/p6pXq7uVulShFBQ6PP1p3KEbdYm9Bp2xY=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=iAWKVtK4Z3fVgK93u2y4bfBXwpHk7SxKI8fHQ1YGs6rgqKheJWFJDa6wS68Z0PdlNAfnPkbMWQuy49ld++y4xq4HSiDLBG6sjG3Z60gYv4RUXqSZ6inine9MyMwrx0tQDu6FC/eOkcKVop0Ve8QG5N6HMae45SUzvRB+fhSpQT8= 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=n+jRwgkl; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=F0qSN/nz; 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="n+jRwgkl"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="F0qSN/nz" Date: Tue, 17 Sep 2024 09:15:43 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1726564544; 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=+J3ITomot24kU/qlt9hTow2+Ex6bVtYOw0rGIuINoSE=; b=n+jRwgklMSwMM5obYdtaTOiOxWHFXUVeHf6KC209mtQkpcrdSIlYmUXPx9n3NZlUnDIQ5t 6OaKVEhb6ZhHVQQoGoS9WJSwTLxINMkvb0M9Vk2mbFDlY+DVai8pqsdWW3VVURRFtGhZda 4+az5USr3GiUUueFgd14E6zViUD5It4csieAW8e9oOzvRQgCAq2G+NJ4Jdic+zM9NWDIAq TXw7YZwv2Pb4Bbkb2FqipK1ODj4fQ3j5hZkOnSiMMwzzaCg/n6+k4/2vthjYimwjTP4Ffq HXk3qJElWXuDdGqdJrn9rgliyMpI0OfsgJRMuDupNzw7WI7F/lGKKhlPpJmR1w== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1726564544; 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=+J3ITomot24kU/qlt9hTow2+Ex6bVtYOw0rGIuINoSE=; b=F0qSN/nzQW5SnDWh0C+KRSQ+q77FNerEyYxH0rg5fhWf4Ls/a5RYzTiyxLUyZXwwnq/cE7 cn7UyS2cxnueaBDg== 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: <172656454385.2215.14809030473559798489.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: d8fccd9ca5f905533dc6c26cfd1f91beb8691c95 Gitweb: https://git.kernel.org/tip/d8fccd9ca5f905533dc6c26cfd1f91beb= 8691c95 Author: Sebastian Andrzej Siewior AuthorDate: Fri, 06 Sep 2024 12:59:05 +02:00 Committer: Thomas Gleixner CommitterDate: Tue, 17 Sep 2024 11:06:02 +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 ed15b87..7da710b 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -100,6 +100,7 @@ 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