From nobody Sat Feb 7 08:02:27 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 DCAAE3E49C for ; Fri, 22 Mar 2024 08:35:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711096509; cv=none; b=HGCPXePCAJswK4qKRViNfuvavfP/YQym/T7+nAPSKG0TNqCx5vj3XEtswfmGr6HURzilqSaPkMl+LHmsYIxGZa3C5uNxy0dr51Y1Paw1NhqkpZSLnJ3/WlEV7k6078b1/6SsY/cMED58kWkFooGjo4W1XsM3EiQ2i+o9jtjMK2w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711096509; c=relaxed/simple; bh=ZriKAGE58KVGgk3LtHqsYBhdOJzv7LI/X6J606D1xxw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=amGCau8IYuNXm1CpHCENjGYtzl99bQISG8uFCNZwe+7aTxBXWoSPpL1AUKSzoGc6DXSWyWTTbHJ0s5BIZoNnmibr3vE/QxpgLjoNoZDjs6I6bV10dc0Cku22h2KPhlO1UTsZ2x94nVEa2ziSIC5xLDTNX7aPsLv6K3dTmxQ6z9Q= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iAcwg2U9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iAcwg2U9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 484F1C43399; Fri, 22 Mar 2024 08:35:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711096509; bh=ZriKAGE58KVGgk3LtHqsYBhdOJzv7LI/X6J606D1xxw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iAcwg2U9TA5i2WgtDkxRMvKzkar2T0ss4NV9QTixbCGq/vdCNstF1KB7VAtunrssD roMaD4WVS54iqRVPCPq+8eu/D56fmO+XQtn/NRSeXhJuc2PfZCkA/BLwhnS5EZdZy7 y1acuH42/rzI5sikMvS+UcpS+RP522841XB3DOjkzB+uGxSBmrjUq+InQ67lNY75c2 v2AOGRLtDpSo45fcsKX+d5T7ViAUoXym1Jh4dNGUDI51D7Y9GcF3fNZvf/bPUPFI5K sS9y+mlzPqzI3051GE6T8aiyK68i5He/zcTKNaQfSGI9ORdzAnckSHwGeYYok2i8Fr X08VhSxlTW+Sg== From: alexs@kernel.org To: Matthew Wilcox , Andrea Arcangeli , Izik Eidus , david@redhat.com, Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: "Alex Shi (tencent)" , Hugh Dickins , Chris Wright Subject: [PATCH v2 13/14] mm/ksm: use folio_set_stable_node in try_to_merge_one_page Date: Fri, 22 Mar 2024 16:37:00 +0800 Message-ID: <20240322083703.232364-14-alexs@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240322083703.232364-1-alexs@kernel.org> References: <20240322083703.232364-1-alexs@kernel.org> 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 Content-Type: text/plain; charset="utf-8" From: "Alex Shi (tencent)" Only single page could be reached where we set stable node after write protect, so use folio converted func to replace page's. Signed-off-by: Alex Shi (tencent) Cc: Izik Eidus Cc: Matthew Wilcox Cc: Andrea Arcangeli Cc: Hugh Dickins Cc: Chris Wright --- mm/ksm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/ksm.c b/mm/ksm.c index 15a78a9bab59..d7c4cc4a0cc1 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -1518,7 +1518,7 @@ static int try_to_merge_one_page(struct vm_area_struc= t *vma, * PageAnon+anon_vma to PageKsm+NULL stable_node: * stable_tree_insert() will update stable_node. */ - set_page_stable_node(page, NULL); + folio_set_stable_node(page_folio(page), NULL); mark_page_accessed(page); /* * Page reclaim just frees a clean page with no dirty --=20 2.43.0