From nobody Sat Feb 7 08:02:29 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 C1ED83F9D3 for ; Fri, 22 Mar 2024 08:35:12 +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=1711096512; cv=none; b=KmtUu2aZvoaJ+oO5TyZMhznrWS85i2x7Jk6B3VkrfpwTZ87ERbZDO+I2p0hLeMkCkkJKcbyC5YgS7RSr/s/E8qTvwIcRLOUIu3OdDFSNOXKuxMA05md+e8fLf76xh8jur0Yjw5spuaNs8tSG6eVyBVO5oNWNlWbwTcQVP7AGXJc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711096512; c=relaxed/simple; bh=S+tu/Us/naajLYwRUmTRqpD4Xo/mrCDuxEPxhqR6e8U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AGsFFtG1jRDdX87BC/DRYCB4fMn39e9pN9QzC41JOFEZFeNzR092yquxKhnVsFbFPs0ma7Q7+daWnzE61qWovnOyhuQNUX1KvwNFFFcf51DYf/vprC9OzqLMMyA+8j3qMfJDuPvL2LFRyUWYCCCLNdGZfGWXkc8gfwBiU057Te4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PhuQzHg2; 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="PhuQzHg2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25DC7C43390; Fri, 22 Mar 2024 08:35:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711096512; bh=S+tu/Us/naajLYwRUmTRqpD4Xo/mrCDuxEPxhqR6e8U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PhuQzHg2zIDfH+NNdpucuHBPSFDXUngQkMtXneTPOFB3EXsUgkeeJH4rsslCkfhG5 4wFPvYbHSCE1xnudBCQq/bBl6/P0nYNJuw0bYM9e5eLZxxb+YECPnd20i5Txxb4zKs gGttqYPNlKI/hzAMzVxPjsOAuaBXmXgrApgVatUr4bxEiDjBVgiiVca6abAnh8U2g7 k7CNbcR2g5fpVxGiJbyhueHZGdKDDJIz8FplT+V78W6m8/Vb9yRVw27y5h1+wbwVth M0199e2qvjbnu+xUqBsqOJYP3AyHoE+7ixgaOs8916eariT5tsdciqmT0QRoiDGDPy kyPPjQTt5vogA== 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 14/14] mm/ksm: remove set_page_stable_node Date: Fri, 22 Mar 2024 16:37:01 +0800 Message-ID: <20240322083703.232364-15-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)" Remove the func since all caller are gone. Also remove the VM_BUG_ON_PAGE() because it's not applicable for a folio. Signed-off-by: Alex Shi (tencent) To: linux-kernel@vger.kernel.org To: linux-mm@kvack.org To: Andrew Morton Cc: Izik Eidus Cc: Matthew Wilcox Cc: Andrea Arcangeli Cc: Hugh Dickins Cc: Chris Wright --- mm/ksm.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/mm/ksm.c b/mm/ksm.c index d7c4cc4a0cc1..136909f0c5d5 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -1094,17 +1094,10 @@ static inline struct ksm_stable_node *page_stable_n= ode(struct page *page) return folio_stable_node(page_folio(page)); } =20 -static inline void set_page_stable_node(struct page *page, - struct ksm_stable_node *stable_node) -{ - VM_BUG_ON_PAGE(PageAnon(page) && PageAnonExclusive(page), page); - page->mapping =3D (void *)((unsigned long)stable_node | PAGE_MAPPING_KSM); -} - static inline void folio_set_stable_node(struct folio *folio, struct ksm_stable_node *stable_node) { - set_page_stable_node(&folio->page, stable_node); + folio->mapping =3D (void *)((unsigned long)stable_node | PAGE_MAPPING_KSM= ); } =20 #ifdef CONFIG_SYSFS --=20 2.43.0