From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f46.google.com (mail-ej1-f46.google.com [209.85.218.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C694C12B66 for ; Wed, 14 Feb 2024 09:04:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707901451; cv=none; b=mOfm87YsopxUFYrM+nSrUmuoYJXwdRjdmxLkBCZFe64teKyQ7CcjYTT+C3MwO6Vd3GI3omIwv3cN1jFN0oxblkwdHqnVKYY30sGNQLmBdb/CKKGhI85/vVlsVkvBZcZGapUnF2gFCYEfeYZzoKb9g6X0zIh87olnYPB+GP2nCkY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707901451; c=relaxed/simple; bh=rpgV4wBwpmf2U50ULZ3ebv972rYJ3/mX3GPQGpHSHoY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=p2uZ039nKyUIkZaH0cs1wh9suaFujCxPtHF/sfbK9g9ZDytalyLFt4nO+j/LMNheb4fC7iPy5M6OEw1iNL2oRIaH84LsTJinZLxcNIx7OrUmi8sH1z8U1F+y2Zsd1P9Qtt7HPh6PJyqidFDrZlz0wb4ELYicOSAq++R3WbE76D0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.218.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ej1-f46.google.com with SMTP id a640c23a62f3a-a293f2280c7so737207966b.1 for ; Wed, 14 Feb 2024 01:04:09 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707901448; x=1708506248; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gTvHBfKi/LlnrDDQ+eNufkwxVRRyjF+bIBbaCg0NopQ=; b=DrZIfa3rDj6vIZ2Xtz1rHx156O6EEWqO1y8TvV7vW/j4NH4QnIYxvpx7zYg509YeGf 5j1TsHTsgUX2vzvchgtW5S4oMMakxYKXq7GPKroQneGYvSaCQeh3mJFuo778xyISL8aX Z1OvkHZv2sF7eL2lXkkBz+lLtWwPGy8JSAI5Aszt1cQcq6njeAQB8JFBkQqk9LGC77WV Fbxvx39zReteLKqunmnFhytFQmhfpnUXflvJTfSvPCdBRQ/NJ38XFJE6MjY3OC5qHigH fXqqVgVxCLloo1ukXy9m9PRFWaqYcKaQy0JTko9ymwuFXc+ppPiZEsZzMYDpTmZpMHEi EvYg== X-Gm-Message-State: AOJu0YyZE6GuMrivrvJ1Z7sIsUXTYEJLN1DckXNmEPPt2A4owBSbj5gE Fixkyvb+w2ONCiZe2nO2uqePXKg0t/2dbfeRbvs91OvdxlU/+wlu X-Google-Smtp-Source: AGHT+IG/9xgj6sYf/UwOI82L4fHcii8O/khAn6DY+oeaR+mkWvZWHzPNaVDy8gTyOtWfHCoS+i7sFg== X-Received: by 2002:a17:906:6c9a:b0:a3d:1f59:7412 with SMTP id s26-20020a1709066c9a00b00a3d1f597412mr1541182ejr.72.1707901447694; Wed, 14 Feb 2024 01:04:07 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCU5OJmirT74ruSFoT7UB5qu6j4ZvYoxxTo7KPUr8Oq9JrahokUOQtJsOWwDCL070L7wgXsIIB2RTgKhnMg/FUFL9CODZEOLzEKp5I4FMjznUuR9g2C2awoVxWuwoQ2yZ9NaS8xoZ1cKUni4lbQzdqzQmI0L20VL8pX+VULpXv1C1HRCtcOAwGKx7C7LObwJBn4uYtjugITkkO8+ Received: from ?IPV6:2a0b:e7c0:0:107::aaaa:59? ([2a0b:e7c0:0:107::aaaa:59]) by smtp.gmail.com with ESMTPSA id s8-20020a1709066c8800b00a3be8b717dasm2096536ejr.58.2024.02.14.01.04.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 14 Feb 2024 01:04:07 -0800 (PST) Message-ID: <04565cd3-c6ee-4678-af6e-a00fa6d415d4@kernel.org> Date: Wed, 14 Feb 2024 10:04:05 +0100 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 6.7 073/124] mm: Introduce flush_cache_vmap_early() Content-Language: en-US To: Greg Kroah-Hartman , stable@vger.kernel.org Cc: patches@lists.linux.dev, Alexandre Ghiti , Geert Uytterhoeven , Dennis Zhou , Sasha Levin References: <20240213171853.722912593@linuxfoundation.org> <20240213171855.870608761@linuxfoundation.org> From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; keydata= xsFNBE6S54YBEACzzjLwDUbU5elY4GTg/NdotjA0jyyJtYI86wdKraekbNE0bC4zV+ryvH4j rrcDwGs6tFVrAHvdHeIdI07s1iIx5R/ndcHwt4fvI8CL5PzPmn5J+h0WERR5rFprRh6axhOk rSD5CwQl19fm4AJCS6A9GJtOoiLpWn2/IbogPc71jQVrupZYYx51rAaHZ0D2KYK/uhfc6neJ i0WqPlbtIlIrpvWxckucNu6ZwXjFY0f3qIRg3Vqh5QxPkojGsq9tXVFVLEkSVz6FoqCHrUTx wr+aw6qqQVgvT/McQtsI0S66uIkQjzPUrgAEtWUv76rM4ekqL9stHyvTGw0Fjsualwb0Gwdx ReTZzMgheAyoy/umIOKrSEpWouVoBt5FFSZUyjuDdlPPYyPav+hpI6ggmCTld3u2hyiHji2H cDpcLM2LMhlHBipu80s9anNeZhCANDhbC5E+NZmuwgzHBcan8WC7xsPXPaiZSIm7TKaVoOcL 9tE5aN3jQmIlrT7ZUX52Ff/hSdx/JKDP3YMNtt4B0cH6ejIjtqTd+Ge8sSttsnNM0CQUkXps w98jwz+Lxw/bKMr3NSnnFpUZaxwji3BC9vYyxKMAwNelBCHEgS/OAa3EJoTfuYOK6wT6nadm YqYjwYbZE5V/SwzMbpWu7Jwlvuwyfo5mh7w5iMfnZE+vHFwp/wARAQABzSFKaXJpIFNsYWJ5 IDxqaXJpc2xhYnlAa2VybmVsLm9yZz7CwXcEEwEIACEFAlW3RUwCGwMFCwkIBwIGFQgJCgsC BBYCAwECHgECF4AACgkQvSWxBAa0cEnVTg//TQpdIAr8Tn0VAeUjdVIH9XCFw+cPSU+zMSCH eCZoA/N6gitEcnvHoFVVM7b3hK2HgoFUNbmYC0RdcSc80pOF5gCnACSP9XWHGWzeKCARRcQR 4s5YD8I4VV5hqXcKo2DFAtIOVbHDW+0okOzcecdasCakUTr7s2fXz97uuoc2gIBB7bmHUGAH XQXHvdnCLjDjR+eJN+zrtbqZKYSfj89s/ZHn5Slug6w8qOPT1sVNGG+eWPlc5s7XYhT9z66E l5C0rG35JE4PhC+tl7BaE5IwjJlBMHf/cMJxNHAYoQ1hWQCKOfMDQ6bsEr++kGUCbHkrEFwD UVA72iLnnnlZCMevwE4hc0zVhseWhPc/KMYObU1sDGqaCesRLkE3tiE7X2cikmj/qH0CoMWe gjnwnQ2qVJcaPSzJ4QITvchEQ+tbuVAyvn9H+9MkdT7b7b2OaqYsUP8rn/2k1Td5zknUz7iF oJ0Z9wPTl6tDfF8phaMIPISYrhceVOIoL+rWfaikhBulZTIT5ihieY9nQOw6vhOfWkYvv0Dl o4GRnb2ybPQpfEs7WtetOsUgiUbfljTgILFw3CsPW8JESOGQc0Pv8ieznIighqPPFz9g+zSu Ss/rpcsqag5n9rQp/H3WW5zKUpeYcKGaPDp/vSUovMcjp8USIhzBBrmI7UWAtuedG9prjqfO wU0ETpLnhgEQAM+cDWLL+Wvc9cLhA2OXZ/gMmu7NbYKjfth1UyOuBd5emIO+d4RfFM02XFTI t4MxwhAryhsKQQcA4iQNldkbyeviYrPKWjLTjRXT5cD2lpWzr+Jx7mX7InV5JOz1Qq+P+nJW YIBjUKhI03ux89p58CYil24Zpyn2F5cX7U+inY8lJIBwLPBnc9Z0An/DVnUOD+0wIcYVnZAK DiIXODkGqTg3fhZwbbi+KAhtHPFM2fGw2VTUf62IHzV+eBSnamzPOBc1XsJYKRo3FHNeLuS8 f4wUe7bWb9O66PPFK/RkeqNX6akkFBf9VfrZ1rTEKAyJ2uqf1EI1olYnENk4+00IBa+BavGQ 8UW9dGW3nbPrfuOV5UUvbnsSQwj67pSdrBQqilr5N/5H9z7VCDQ0dhuJNtvDSlTf2iUFBqgk 3smln31PUYiVPrMP0V4ja0i9qtO/TB01rTfTyXTRtqz53qO5dGsYiliJO5aUmh8swVpotgK4 /57h3zGsaXO9PGgnnAdqeKVITaFTLY1ISg+Ptb4KoliiOjrBMmQUSJVtkUXMrCMCeuPDGHo7 39Xc75lcHlGuM3yEB//htKjyprbLeLf1y4xPyTeeF5zg/0ztRZNKZicgEmxyUNBHHnBKHQxz 1j+mzH0HjZZtXjGu2KLJ18G07q0fpz2ZPk2D53Ww39VNI/J9ABEBAAHCwV8EGAECAAkFAk6S 54YCGwwACgkQvSWxBAa0cEk3tRAAgO+DFpbyIa4RlnfpcW17AfnpZi9VR5+zr496n2jH/1ld wRO/S+QNSA8qdABqMb9WI4BNaoANgcg0AS429Mq0taaWKkAjkkGAT7mD1Q5PiLr06Y/+Kzdr 90eUVneqM2TUQQbK+Kh7JwmGVrRGNqQrDk+gRNvKnGwFNeTkTKtJ0P8jYd7P1gZb9Fwj9YLx jhn/sVIhNmEBLBoI7PL+9fbILqJPHgAwW35rpnq4f/EYTykbk1sa13Tav6btJ+4QOgbcezWI wZ5w/JVfEJW9JXp3BFAVzRQ5nVrrLDAJZ8Y5ioWcm99JtSIIxXxt9FJaGc1Bgsi5K/+dyTKL wLMJgiBzbVx8G+fCJJ9YtlNOPWhbKPlrQ8+AY52Aagi9WNhe6XfJdh5g6ptiOILm330mkR4g W6nEgZVyIyTq3ekOuruftWL99qpP5zi+eNrMmLRQx9iecDNgFr342R9bTDlb1TLuRb+/tJ98 f/bIWIr0cqQmqQ33FgRhrG1+Xml6UXyJ2jExmlO8JljuOGeXYh6ZkIEyzqzffzBLXZCujlYQ DFXpyMNVJ2ZwPmX2mWEoYuaBU0JN7wM+/zWgOf2zRwhEuD3A2cO2PxoiIfyUEfB9SSmffaK/ S4xXoB6wvGENZ85Hg37C7WDNdaAt6Xh2uQIly5grkgvWppkNy4ZHxE+jeNsU7tg= In-Reply-To: <20240213171855.870608761@linuxfoundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 13. 02. 24, 18:21, Greg Kroah-Hartman wrote: > 6.7-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Alexandre Ghiti > > [ Upstream commit 7a92fc8b4d20680e4c20289a670d8fca2d1f2c1b ] > > The pcpu setup when using the page allocator sets up a new vmalloc > mapping very early in the boot process, so early that it cannot use the > flush_cache_vmap() function which may depend on structures not yet > initialized (for example in riscv, we currently send an IPI to flush > other cpus TLB). ... > --- a/arch/riscv/mm/tlbflush.c > +++ b/arch/riscv/mm/tlbflush.c > @@ -66,6 +66,11 @@ static inline void local_flush_tlb_range_asid(unsigned long start, > local_flush_tlb_range_threshold_asid(start, size, stride, asid); > } > > +void local_flush_tlb_kernel_range(unsigned long start, unsigned long end) > +{ > + local_flush_tlb_range_asid(start, end, PAGE_SIZE, FLUSH_TLB_NO_ASID); This apparently requires also: commit ebd4acc0cbeae9efea15993b11b05bd32942f3f0 Author: Alexandre Ghiti Date: Tue Jan 23 14:27:30 2024 +0100 riscv: Fix wrong size passed to local_flush_tlb_range_asid() thanks, -- js suse labs