From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (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 949141A5B94 for ; Thu, 6 Feb 2025 18:51:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738867890; cv=none; b=MmrrQntHxpacXVDdY8sQU9HAC1duRczgJCbuarWAHZoVL8ORJB0UaiZvllDb7R+BOOVXQic05+sdb12Fo+RhmJDPaPlekOscnRIoxKmTgBzrro8wEvjs8GmkrKUvPbKukmweJFO9esh2Wfee78h+hEF0Og4bOqogLZ7RKR9NOMU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738867890; c=relaxed/simple; bh=cfOUOmXD1/WjBlCaesJi7AOw5xOycmilUh7uKfCe/wY=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=HJWccXoULU479Jb7OuozZ3n5bVoYV2eCvF74RlM9TT/suiU5WlFuHgnHJH6wBQHHELC/SNI2XUFdSXQ23xLYIMvSJknrSqaD9pCPKNuEOaOHVjisLTbZA3RjgGBnR24vXJ1r6mSCmNITfQcnEBX9+ZanjROWoz7W4iWB9A5l3zw= 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=0Tf/eIGU; arc=none smtp.client-ip=209.85.216.73 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="0Tf/eIGU" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-2fa0204ad21so2418143a91.0 for ; Thu, 06 Feb 2025 10:51:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1738867888; x=1739472688; 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=6PxACdTioptMBNslx7g+3VfoPnhQJsGOs8ZAh4yAkb8=; b=0Tf/eIGU+SYMgEAnNewFayOMwTOImjc7ETHzO5fSMppNnarJkj8Q8J43oaB+DBRjVr O0B7mAamEy2LTD3pjpgVhQsZgQvyoHhzod1gxEqQiEi02m7XlmnnkWL50vC5lma5Xt5q qM1fHz/gd1+YFp3y/8O1ONPgWuwFZx3kMkgS7vqV3c0XmsCmY7LUr8oxEBL8eq13RokC yBEFdUsaF0tiP7+G+snLhBCi9fCvSdiRru0N4SnnNj5bi01XysgWSqRYbfbwlvjHFNnW qTgnJ8HgrwG2Q9UvGfGA+VEtdTAhwOBbLbT57xA7Zm0OtVZztFEXeuhNncl8qkYCD+oI yzOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738867888; x=1739472688; 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=6PxACdTioptMBNslx7g+3VfoPnhQJsGOs8ZAh4yAkb8=; b=UobzghYiuHxcAMfv79aav2vfDLuKBBepd+K9rYoWNzV0EOhkFaxASiVeDpYq9lGdKv uR57ImGxGXgOM4TNpIl0QAdcRdyKgJ4urPdrxBvs1QLoU+JWxWCfcDywssSO6EeW78TU 9LDg7VfLB7F6oLACYxsppN5O7yFKaLVImAXU2XHdQVbsvjTkWlIeqDqgaMEzMB4UkCok /ox/OB67GlQNw+y6t7nrN0NdbjQ5mAXoCarwbJq560isS5Vqym3XQJ2qa5L55qLKaEa/ ar6ogHwdTyJzx72pxB0nsEDcPCSLAtm4gP18wPIwFl9yWXoQhxaQr+d3zXXHtAMuI5xh 6Kzw== X-Forwarded-Encrypted: i=1; AJvYcCUXe2nZx9e8OLD3duFmkmkx12cSLuGWv4zVBkXE4CggXUhWjP1hni6DZNrUqkOdg6CKmQ19AS6kmb3YFTw=@vger.kernel.org X-Gm-Message-State: AOJu0YxXWIyxpTANNXWUFSIp7epCtxLFnmsLXF0nNyTr5qMYIbCbV93m VlX9nQuXOSfYn+7HxC15fnkISz/Ss8Rx/8hyB2N466sfmPZrQAccHQQvDG5TWwNQ5XU0vA== X-Google-Smtp-Source: AGHT+IHyKxzmRP4eOhwx4mD9ZcZrcL1FTQwwbx+QtNyhga2EwWZzDYY9rIMSfx1FziNod6CZsidSIYk3 X-Received: from pjbpq3.prod.google.com ([2002:a17:90b:3d83:b0:2ef:701e:21c1]) (user=fvdl job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:4a86:b0:2f9:c144:9d13 with SMTP id 98e67ed59e1d1-2fa242e5dc0mr174642a91.24.1738867887870; Thu, 06 Feb 2025 10:51:27 -0800 (PST) Date: Thu, 6 Feb 2025 18:50:47 +0000 In-Reply-To: <20250206185109.1210657-1-fvdl@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250206185109.1210657-1-fvdl@google.com> X-Mailer: git-send-email 2.48.1.502.g6dc24dfdaf-goog Message-ID: <20250206185109.1210657-8-fvdl@google.com> Subject: [PATCH v3 07/28] mm/hugetlb: use online nodes for bootmem allocation 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, Frank van der Linden Content-Type: text/plain; charset="UTF-8" Later commits will move hugetlb bootmem allocation to earlier in init, when N_MEMORY has not yet been set on nodes. Use online nodes instead. At most, this wastes just a few cycles once during boot (and most likely none). Signed-off-by: Frank van der Linden --- mm/hugetlb.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 0836e3231774..b4de3bbd010d 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3152,7 +3152,7 @@ int __alloc_bootmem_huge_page(struct hstate *h, int nid) goto found; } /* allocate from next node when distributing huge pages */ - for_each_node_mask_to_alloc(&h->next_nid_to_alloc, nr_nodes, node, &node_states[N_MEMORY]) { + for_each_node_mask_to_alloc(&h->next_nid_to_alloc, nr_nodes, node, &node_states[N_ONLINE]) { m = memblock_alloc_try_nid_raw( huge_page_size(h), huge_page_size(h), 0, MEMBLOCK_ALLOC_ACCESSIBLE, node); @@ -4550,8 +4550,8 @@ void __init hugetlb_add_hstate(unsigned int order) for (i = 0; i < MAX_NUMNODES; ++i) INIT_LIST_HEAD(&h->hugepage_freelists[i]); INIT_LIST_HEAD(&h->hugepage_activelist); - h->next_nid_to_alloc = first_memory_node; - h->next_nid_to_free = first_memory_node; + h->next_nid_to_alloc = first_online_node; + h->next_nid_to_free = first_online_node; snprintf(h->name, HSTATE_NAME_LEN, "hugepages-%lukB", huge_page_size(h)/SZ_1K); -- 2.48.1.502.g6dc24dfdaf-goog