From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EA64BCD5BD2 for ; Mon, 25 May 2026 08:45:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 98B6710E5FB; Mon, 25 May 2026 08:45:52 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.b="OAoZvNWg"; dkim-atps=neutral Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 846E610E5FB for ; Mon, 25 May 2026 08:45:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1779698747; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Xl5SeCFAdc6WoqyWBYEluyvHLd+oZ4wSvK+mq+H5Z7o=; b=OAoZvNWgwZXIthU3YhT+TGsY82owpOJfHHPJdpIjzEXiOMDikXD2wHtMoqZDzVGLgEommI HdvUre6R8DWaF1/FWDNhMhAU2RlCN8a+/99EEDomRX3KUqlurAWot9K2KqjoZzq2MI2U7+ OHORL2812JxdyJkHi4Mdw18Dg3Cgltc= Received: from mail-lj1-f199.google.com (mail-lj1-f199.google.com [209.85.208.199]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-352-lqUwkRH6OfWAd1AA9sPKcA-1; Mon, 25 May 2026 04:45:45 -0400 X-MC-Unique: lqUwkRH6OfWAd1AA9sPKcA-1 X-Mimecast-MFC-AGG-ID: lqUwkRH6OfWAd1AA9sPKcA_1779698744 Received: by mail-lj1-f199.google.com with SMTP id 38308e7fff4ca-3952f7eb1e6so44378141fa.0 for ; Mon, 25 May 2026 01:45:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779698744; x=1780303544; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Xl5SeCFAdc6WoqyWBYEluyvHLd+oZ4wSvK+mq+H5Z7o=; b=stl245Rs15c5sFQLvkFsHiovc5qfC201UDzocz2TRivW8j5nOMZY+8OLawb7Atch8A 3tOrOT23HpvVWUQHgJqpdLpHVKNzTl2HCMThHEehDfhnJW89bn+gaFETO5TQKXaPeWbR pgJ/R8eg8GQXyfb1RRbvdGYb98uUZnvZBYb0iY4EK1mj70JxDWOaprAwX5/o86DWTsuq YZOvUQIMvaaeuEs9K/4wrU1I6mrP7mDowE+/9JRB4NotfLpcIFhlFtVFIiZ2TMYtDKq2 Upx1+dmTqPuSVxKhKVZPEe30S6CAIy3SusAWUtKj3LBuoFSGKx2wQTg9Q/TPNIwGYArN 7KrA== X-Forwarded-Encrypted: i=1; AFNElJ9t6jxkvAYS6MLnus3rQbqNIQyihXLiycly2ZZHazZEC6Z6scZ4npZaZVuB7beoOtrGALLNDD0bmA==@lists.freedesktop.org X-Gm-Message-State: AOJu0Yw5e9XJLb0HhlLWirmg9ERkoGkcNJRRzOiDklX1/aTaLYHEhUqM 42ZA/Tk0SayDwM/sPUfcov1GTNitqdyxlJA99TV9gEJ7B6fhRf02paLz4w6vRiWBReV4dKEp4Qz PgNqyqVP00UzxCqOM7SrxTSwxlzjzaovx3qvTFRfWwgTKCTHi+5RF1qhfPiZyMnD6iaQ= X-Gm-Gg: Acq92OFTPs9aNZSPvek2MemVd3H43PEsqR+Hq6OrN+sA+kBOr1Oj/JYCvwh4yBHNCvb o6qEuecN7vSi6+Q0It63hUQtQN8f5lHsWBK1EvbZraRUZOzOjPNN6GQgKr94NvD6b7DlKnfamo+ 4HClH0miWPPB/tF/T9lP+zP2viF11MixoGNgtG8kbLl27NQjMHfZuWUAfwxEfoCt9avc2lI1kUQ oafymhOmgGJbRJv2220nLNrx+TfBr/66gq9S7bI+wfmujeCvrA46cXvg7XE8oPjh1FaWR4D3zBD +of5sYuNlX+0fuGG9XAvSOjIgGp/FuF88QiyGfPudIDM5kODrxvihYBgxz7hKrkC522SrUdjPlz mc+XpLchZAcxJQZApID0F0+r6Pm/4mqrdOre0 X-Received: by 2002:a2e:93c9:0:b0:38e:4810:4f36 with SMTP id 38308e7fff4ca-395d8c93098mr29703721fa.9.1779698744240; Mon, 25 May 2026 01:45:44 -0700 (PDT) X-Received: by 2002:a2e:93c9:0:b0:38e:4810:4f36 with SMTP id 38308e7fff4ca-395d8c93098mr29703571fa.9.1779698743730; Mon, 25 May 2026 01:45:43 -0700 (PDT) Received: from fedora (85-23-51-1.bb.dnainternet.fi. [85.23.51.1]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-395dca7bcddsm21679061fa.16.2026.05.25.01.45.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 May 2026 01:45:43 -0700 (PDT) From: mpenttil@redhat.com To: linux-mm@kvack.org Cc: dri-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Mika=20Penttil=C3=A4?= , David Hildenbrand , Jason Gunthorpe , Leon Romanovsky , Alistair Popple , Balbir Singh , Zi Yan , Matthew Brost , Andrew Morton , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko Subject: [PATCH v12 1/5] mm/Kconfig: changes for migrate on fault for device pages Date: Mon, 25 May 2026 11:45:20 +0300 Message-ID: <20260525084524.139868-2-mpenttil@redhat.com> X-Mailer: git-send-email 2.50.0 In-Reply-To: <20260525084524.139868-1-mpenttil@redhat.com> References: <20260525084524.139868-1-mpenttil@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: b4NXZFp5LVUWt8Nr0Y297MeiFAT3CsGtiKPpeF70KRM_1779698744 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" From: Mika Penttilä HMM depends on MMU notifiers. With the unified HMM/migrate_device page table walk migrate_device needs HMM enabled. Enable them explicitly to avoid breaking random configs. Cc: Andrew Morton Cc: David Hildenbrand Cc: Lorenzo Stoakes Cc: "Liam R. Howlett" Cc: Vlastimil Babka Cc: Mike Rapoport Cc: Suren Baghdasaryan Cc: Michal Hocko Signed-off-by: Mika Penttilä Acked-by: David Hildenbrand (Arm) --- mm/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/Kconfig b/mm/Kconfig index e8bf1e9e6ad9..0d8db75ffc23 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -646,6 +646,7 @@ config MIGRATION config DEVICE_MIGRATION def_bool MIGRATION && ZONE_DEVICE + select HMM_MIRROR config ARCH_ENABLE_HUGEPAGE_MIGRATION bool @@ -1221,6 +1222,7 @@ config ZONE_DEVICE config HMM_MIRROR bool depends on MMU + select MMU_NOTIFIER config GET_FREE_REGION bool -- 2.50.0