From nobody Sun Feb 8 07:08:20 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 6136015884F for ; Tue, 9 Apr 2024 19:27:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712690840; cv=none; b=grFwVR8QMMX5yhZd8FgUrik+oZb8KUisomXJDqO44Ep4PZmOjwTULpoaW7RowKvTGqxs46EqJyWct07GGIUr/Bjit5o1+TLY8r6pbyB35WsqksNiNGhxCNTd+AJJr4K8K3Bv72taLVtEw6rDsNUZ6vc9QetusABavwPslWZJC/M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712690840; c=relaxed/simple; bh=zq0eZo/dQN8kHyMpocUFZ1dZ9OgFSNipiTHPXkCAd8Y=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OdPKDpIZV4cnalJkav7R4mFW+PNPwRGMtJofnIiviKPq1hT5WcVwbCqiARvdr5ZzX3Z1F6trWGy3NjHbqEXrIhyHd/idhM9jDv4pEfXynV+BvWJKsF8lGmXGoBNJfFlu3auOfFMIIsDSlsxCjJ3DDlLrW3HT1NgQUflso+/5+AU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=O3RC6mn0; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="O3RC6mn0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1712690838; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=IIAPKUbl/14adNwXxGFYrjBvnjcRb79R1asl7bmu1AM=; b=O3RC6mn0zF/zKX+TIZMbGBaNfZhjwTw34pTMb6uz2pCPSSbgsBx5vZCXXwEEspmayYfNuv tFpRfm3dfoac9UO1Q//oI9RdiTxSpAeQlLTpUm1PLrpij7YUU8DeVSosrlq7ow1OBVKqv5 W+7lmSDL3bd44Yj44uXm/fRLxy58a9w= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-629-cPzfINHFMa2e8lR0ggInCw-1; Tue, 09 Apr 2024 15:27:12 -0400 X-MC-Unique: cPzfINHFMa2e8lR0ggInCw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1A5CC830E7B; Tue, 9 Apr 2024 19:27:11 +0000 (UTC) Received: from t14s.redhat.com (unknown [10.39.192.106]) by smtp.corp.redhat.com (Postfix) with ESMTP id B9D8740B4980; Tue, 9 Apr 2024 19:26:52 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, linux-doc@vger.kernel.org, cgroups@vger.kernel.org, linux-sh@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, David Hildenbrand , Andrew Morton , "Matthew Wilcox (Oracle)" , Peter Xu , Ryan Roberts , Yin Fengwei , Yang Shi , Zi Yan , Jonathan Corbet , Hugh Dickins , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , Chris Zankel , Max Filippov , Muchun Song , Miaohe Lin , Naoya Horiguchi , Richard Chang Subject: [PATCH v1 18/18] Documentation/admin-guide/cgroup-v1/memory.rst: don't reference page_mapcount() Date: Tue, 9 Apr 2024 21:23:01 +0200 Message-ID: <20240409192301.907377-19-david@redhat.com> In-Reply-To: <20240409192301.907377-1-david@redhat.com> References: <20240409192301.907377-1-david@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.2 Content-Type: text/plain; charset="utf-8" Let's stop talking about page_mapcount(). Signed-off-by: David Hildenbrand --- Documentation/admin-guide/cgroup-v1/memory.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/admin-guide/cgroup-v1/memory.rst b/Documentation= /admin-guide/cgroup-v1/memory.rst index 46110e6a31bb..9cde26d33843 100644 --- a/Documentation/admin-guide/cgroup-v1/memory.rst +++ b/Documentation/admin-guide/cgroup-v1/memory.rst @@ -802,8 +802,8 @@ a page or a swap can be moved only when it is charged t= o the task's current | | anonymous pages, file pages (and swaps) in the range mmapped by the = task | | | will be moved even if the task hasn't done page fault, i.e. they mig= ht | | | not be the task's "RSS", but other task's "RSS" that maps the same f= ile. | -| | And mapcount of the page is ignored (the page can be moved even if = | -| | page_mapcount(page) > 1). You must enable Swap Extension (see 2.4) t= o | +| | The mapcount of the page is ignored (the page can be moved independe= nt | +| | of the mapcount). You must enable Swap Extension (see 2.4) to = | | | enable move of swap charges. = | +---+---------------------------------------------------------------------= -----+ =20 --=20 2.44.0