From nobody Fri Dec 19 17:44:10 2025 Received: from mail-pj1-f74.google.com (mail-pj1-f74.google.com [209.85.216.74]) (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 C120C27AA40 for ; Fri, 28 Feb 2025 18:30:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.74 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740767425; cv=none; b=qwIybST8NnJgPi0g/uYUECvCkou0PP8mRV4SrhugTUTwsneQ0ta36FvlRQ2aINMdKu9TvHrl4PuTUy+t2c0OuZTR7/luyNajXmRbt7nRDH2/1Gh5PzKnNpz/DSaeLx9wmwwoDHECy6jETBb6Scco0Vf4XN8PBIHHaoACizGibeU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740767425; c=relaxed/simple; bh=X39w3F+lZKzDtwc+JkA4F7RVrVKOpwrVxWXrIMQgSAA=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=nawF5vRMfsrnTjhlkl4qMKBm3ppvt+BbGD34yEd4MX/MldJ/9/2AiGTdQ8LG3iON5JmB7CAeFgzL9yI+P4TrYg8n+PNHzFFgRxRXdRBA5RMksXrUaGwma6nvLsCe9xdTZCgTHF9z+9XMg+I3McjLo7UHBGR7EsaHsUa+0j/ejLk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--fvdl.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=HRP38e3t; arc=none smtp.client-ip=209.85.216.74 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--fvdl.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="HRP38e3t" Received: by mail-pj1-f74.google.com with SMTP id 98e67ed59e1d1-2fe916ba298so5050342a91.1 for ; Fri, 28 Feb 2025 10:30:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1740767423; x=1741372223; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=Ri+EEQGIMa13uM7TTbruNz5oquaji2Ir3iub6xGqmT0=; b=HRP38e3tIVsDTI9JcQIttpwUV46Ia4BeWCea0RkmWRYVsjEOsDAsAdPHMY/Pmos+Pa 6GWMmmQlw45z1Rf3Sopf1IAQtL4jgydLxDVZPdvNILLB/d9DnVIaB2XncgzpDNC0tFzM /TXI4wMay3360rrGUrD9pYwvuPOz7+oaXQA5MqdiJ3vFyeFBcrhFdZxe8HfLhxcD1On6 UKehC7IyssFif3IN6l7R9xndVYJmXc3E5bcXqP2vszz/eidGSkOAarJneDIUdiWCte9o BX9uPuQFBbwRGc9O1zru1RlgwqeXk8JidBvFaf94fn1vo1UHHHoAybNr3GxlAaJAKje5 SMow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740767423; x=1741372223; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Ri+EEQGIMa13uM7TTbruNz5oquaji2Ir3iub6xGqmT0=; b=cR0NjnB8zuoz4lspcJvbFBDqMka6RC0Z5qIGoc6q03vkFZPQ6F7ETnw154VTjyBHYn Ett10NVthEwC/L3CFt4fBufT6tpd3ZWQe7yTP6RC8w5m6vhlCXT/5q+U44DonhPZto6J AvDSZj59ZrsLBFzlEIwz54Rzr3ML0Nw632FHG/9Z63bgXof9KHUCQt5VVQUKJGtcEjwp BwdWlgjt4cYYDltf9u3MrRvtgao74wnuJKgL6AdyeVuPXgpB1T2R1mMyjHmBkCozTRvH iAiar23rNon1NomT+WRz4jwghbiJeGmfULIpfZqS/HM4+DweKiCJLi7uYv14EQfL25+X HyQA== X-Forwarded-Encrypted: i=1; AJvYcCVckfjYXXYXttCBwavkTxTY459ELzn88FA0XgbRb2BntyGy323mVsFP+RZTFAL6X61eLFPHO+hJArF5tYs=@vger.kernel.org X-Gm-Message-State: AOJu0YxTs/Joe18/3NB8K5OK5BJVgod7oxjgpPlydcE/gKh72LXQ+ISr 3L/T7YkOjejIVLUloMH+Zfdx+TPH8ObFxw6qSB2/IfD6f84ndfqPKlWBEVOx0JGI77KIMg== X-Google-Smtp-Source: AGHT+IHkocdsxLFj1UhQoNs63q4QIAx+wUoAy7Ek0ZQmWo/uXxf9KSLx0hvkfC5/UWsfEohsJBSicvyr X-Received: from pjbee14.prod.google.com ([2002:a17:90a:fc4e:b0:2ea:5469:76c2]) (user=fvdl job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:4fc8:b0:2ee:c9b6:4c42 with SMTP id 98e67ed59e1d1-2febab78711mr8118779a91.16.1740767423034; Fri, 28 Feb 2025 10:30:23 -0800 (PST) Date: Fri, 28 Feb 2025 18:29:22 +0000 In-Reply-To: <20250228182928.2645936-1-fvdl@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250228182928.2645936-1-fvdl@google.com> X-Mailer: git-send-email 2.48.1.711.g2feabab25a-goog Message-ID: <20250228182928.2645936-22-fvdl@google.com> Subject: [PATCH v5 21/27] x86/mm: set ARCH_WANT_HUGETLB_VMEMMAP_PREINIT From: Frank van der Linden To: akpm@linux-foundation.org, muchun.song@linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: yuzhao@google.com, usamaarif642@gmail.com, joao.m.martins@oracle.com, roman.gushchin@linux.dev, ziy@nvidia.com, david@redhat.com, Frank van der Linden , Johannes Weiner Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Now that hugetlb bootmem pages are allocated earlier, and available for section preinit (HVO-style), set ARCH_WANT_HUGETLB_VMEMMAP_PREINIT for x86_64, so that is can be done. This enables pre-HVO on x86_64. Cc: Johannes Weiner Signed-off-by: Frank van der Linden --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index be2c311f5118..384e54b23d50 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -146,6 +146,7 @@ config X86 select ARCH_WANT_LD_ORPHAN_WARN select ARCH_WANT_OPTIMIZE_DAX_VMEMMAP if X86_64 select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP if X86_64 + select ARCH_WANT_HUGETLB_VMEMMAP_PREINIT if X86_64 select ARCH_WANTS_THP_SWAP if X86_64 select ARCH_HAS_PARANOID_L1D_FLUSH select BUILDTIME_TABLE_SORT --=20 2.48.1.711.g2feabab25a-goog