From nobody Tue Feb 10 00:22:29 2026 Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) (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 BFEC51F4E59 for ; Mon, 27 Jan 2025 23:22:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738020181; cv=none; b=WvN0THrvgkV/XSrS7Y1BOaikrerxFC0kTUI47r8ifnfrMieYEqPCfeC/npidaFXauy1xYp4LFiWJpOaTStamlVMjfBw1U3M28ff8KmIdJO9WUWQkeylqeqp/vO+o/SsKcirri0WJhX1v98CUDxr5WJwGZK8fMH1no/o6+W70Vxo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738020181; c=relaxed/simple; bh=wvVzIzAs5+WDE+GJcz/oHr4G45IfBDRvB4m4C4Fb9Js=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=HCobHJeED2RvpgNKxEcSIbfQijohqtclCx7wsxilBc3GKv/npjquRMy5o3lEAtVsSh9+GKqPBBD0V/N4FdGq6u4xC9AZtsv3z+PN/yJTQut+QRTYAwk+ld9G3PbMZbEuHkADVerBW4a4IDSmIcp0xU8govaytFt6JrhWetfI2ww= 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=XZ7YQJPe; arc=none smtp.client-ip=209.85.214.201 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="XZ7YQJPe" Received: by mail-pl1-f201.google.com with SMTP id d9443c01a7336-2165433e229so99683415ad.1 for ; Mon, 27 Jan 2025 15:22:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1738020179; x=1738624979; 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=Cb+6DeiIrDYs6+D7kWz+SSV0N/KlwTlgW0EvhXblryk=; b=XZ7YQJPeP2ZHko+zrebqz4gYUVh7ToOYr0I1YhDqxScElgFwdL6uybRY7IawHO519r wNLN8aw3GRxwWBLQdziqV/VK/VLElTcek6wPGLJAEM2rurLAPrSiz4/p9KYfzUKdHP3z Lrv7y1j9QIuwZdwn9nM0L9owo01qvmJ+oBpVN62SHpzPvC1BAmvN14plu4WyVrSCCnMQ nEdISNV4EOAlzxuJcQx7jHooyzER49WpkeOUiOOBUGtk8rOt9MMHGlcRDZvKzXRrgBeb COAwYvwMSTDM6qUhLIEGapyECEUmtqsNoR4Uh1O1lrFI9uk7Eg8UmWdVDOvNjJBz/ehN WZTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738020179; x=1738624979; 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=Cb+6DeiIrDYs6+D7kWz+SSV0N/KlwTlgW0EvhXblryk=; b=NpFyzNMJlX1eoBnscWB4Fe1urVK0z34YpRBh5pPuhGtvobBiYrg01kJ298chO9PCYu ULL+RUALnBez6GmUdvQejrid/k0ubuTYIt8bU6cofjAUhGJpCf8pENZidfwNwYnrlBNG Hnd/56fxbbx3FL2ic0p06e0B0uHzSVhpGlr8gfZVL2dVzS5kNvG+HORz5y2y3HMk95ry mOpgN1t7eUSt1HP0DgxwMDUQS8InPoNwfUNyYeOc2mjurJL6jjyozThRaOl4Jnk2gTRV L/frRGHvEtDm2paUCtaaMqE+KfVSJo+gIYMY17eFnjyCSJnTlQ/I2UR0HN6MM6hVr92m kSbA== X-Forwarded-Encrypted: i=1; AJvYcCUnWvFQPxcL7LCiJVEfUdI4BrpHaEqOyI6o9qdqy31ghxDlavngz/tNGXtM05hZrq4f2m+JjCANGmyr8wM=@vger.kernel.org X-Gm-Message-State: AOJu0YyTKIc8hti9UT6CmFrbqCx+J4Muj90puBcS/o1vn4TyKn6FMuWc cL2yjsfjH/CodQohCO2mfzW5on4cklo9HZ4c1o1oT9j7rL59wZMBj76TAxDAQXY9oGQScw== X-Google-Smtp-Source: AGHT+IGqg2/Gc3mmj4AUptzXihhmAv8IJmloiWtQqdzdRu1x7uiKXeG3jkyVwNBKlKTE+Qd2VVx//pyw X-Received: from pfxa31.prod.google.com ([2002:a05:6a00:1d1f:b0:726:d6e6:a38]) (user=fvdl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a20:258d:b0:1e6:50a0:bbc5 with SMTP id adf61e73a8af0-1eb214e850emr65655680637.21.1738020179102; Mon, 27 Jan 2025 15:22:59 -0800 (PST) Date: Mon, 27 Jan 2025 23:22:02 +0000 In-Reply-To: <20250127232207.3888640-1-fvdl@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250127232207.3888640-1-fvdl@google.com> X-Mailer: git-send-email 2.48.1.262.g85cc9f2d1e-goog Message-ID: <20250127232207.3888640-23-fvdl@google.com> Subject: [PATCH 22/27] x86/mm: set ARCH_WANT_SPARSEMEM_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, usama.arif@bytedance.com, joao.m.martins@oracle.com, roman.gushchin@linux.dev, Frank van der Linden 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_SPARSEMEM_VMEMMAP_PREINIT for x86_64, so that is can be done. This enables pre-HVO on x86_64. 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 87198d957e2f..ccef99c0a2ba 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_SPARSEMEM_VMEMMAP_PREINIT if X86_64 select ARCH_WANTS_THP_SWAP if X86_64 select ARCH_HAS_PARANOID_L1D_FLUSH select BUILDTIME_TABLE_SORT --=20 2.48.1.262.g85cc9f2d1e-goog