From nobody Sun Feb 8 17:43:40 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 C38B53F9F8 for ; Wed, 20 Mar 2024 07:38:11 +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=1710920291; cv=none; b=leuMkqiQ626VIvLrh7LnB2Wy+pdNx4oLAkLuqodGIQwUU/K0E3n05gkz8ANVbU1xKkiW93+RyaFeg91PSU5uLFtjZvq85e8HXHDRTvJXN/m0ylE13TDGbG2mqof60DnrldDy6VYkuWQ9IAVzlHU5kXSm4iNCXmwDCM3bIzQvZjk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710920291; c=relaxed/simple; bh=2eCzaBD/FPlVUCW+3c3mpz0T6iG1rGJcXt6EJeYetoo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Z1PbvLfQ+9ZZP+F75HJFkcErbYnjeVynlmAzasJr3KAPG4LawavGrMADQsk/NAXPGnqWJiHXEuEkUEfj1DDW7vnvCHGDOsc5SFeE2KFP+vzRvXqxj1IaDAhSW7yDPw/3QKfm2P/omkLgPUI1eF1MpEstqkErTl4fgbNRIoWgx8E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JJwpJSdF; 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="JJwpJSdF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 57DADC43399; Wed, 20 Mar 2024 07:38:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1710920291; bh=2eCzaBD/FPlVUCW+3c3mpz0T6iG1rGJcXt6EJeYetoo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JJwpJSdF8PMQwKdjVsH6aJlrbH9++/7WiZkEWLeurmSr+JfpMJKrW+x4hDWfZCJfn dnRIC5q3bejKL1Rdjecw3lZ9mQfSrOecTOhXOsUmFmCHmT3nzZdOxZglTE6xGXFO7c jXeNkxlgkQZ5SMTxR8JJmBr2KNActnCXSpXBACqkNiERLUIZslmxWTpMsWwLpIjOeQ NXmB9l0gy1Jr+wUf/lw+AMatfNFMp0xfp0CdxVBc+c1jcuJS66HpsTnovaxLpVG+/k CXUcwj2LgYj6pkUzNz7WZ7VHtMwZEUn3E7O+PeCIqK7vRhs2kjEoEK5Mn7mwWr/nLx nLX9yNep5BLJA== From: alexs@kernel.org To: Izik Eidus , Matthew Wilcox , Andrea Arcangeli , Hugh Dickins , Chris Wright , kasong@tencent.com, Andrew Morton , linux-mm@kvack.org (open list:MEMORY MANAGEMENT), linux-kernel@vger.kernel.org (open list) Cc: linux-kernel@vger.kernel.org, "Alex Shi (tencent)" Subject: [PATCH 11/11] mm/ksm: return folio for chain series funcs Date: Wed, 20 Mar 2024 15:40:47 +0800 Message-ID: <20240320074049.4130552-12-alexs@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240320074049.4130552-1-alexs@kernel.org> References: <20240320074049.4130552-1-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)" Since all caller changed to folios, change their return type to folio too. Signed-off-by: Alex Shi (tencent) Cc: Izik Eidus Cc: Matthew Wilcox Cc: Andrea Arcangeli Cc: Hugh Dickins Cc: Chris Wright --- mm/ksm.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/mm/ksm.c b/mm/ksm.c index 806ad4d2693b..74cf6c028380 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -1615,10 +1615,10 @@ bool is_page_sharing_candidate(struct ksm_stable_no= de *stable_node) return __is_page_sharing_candidate(stable_node, 0); } =20 -static void *stable_node_dup(struct ksm_stable_node **_stable_node_dup, - struct ksm_stable_node **_stable_node, - struct rb_root *root, - bool prune_stale_stable_nodes) +static struct folio *stable_node_dup(struct ksm_stable_node **_stable_node= _dup, + struct ksm_stable_node **_stable_node, + struct rb_root *root, + bool prune_stale_stable_nodes) { struct ksm_stable_node *dup, *found =3D NULL, *stable_node =3D *_stable_n= ode; struct hlist_node *hlist_safe; @@ -1761,10 +1761,10 @@ static struct ksm_stable_node *stable_node_dup_any(= struct ksm_stable_node *stabl * function and will be overwritten in all cases, the caller doesn't * need to initialize it. */ -static void *__stable_node_chain(struct ksm_stable_node **_stable_node_dup, - struct ksm_stable_node **_stable_node, - struct rb_root *root, - bool prune_stale_stable_nodes) +static struct folio *__stable_node_chain(struct ksm_stable_node **_stable_= node_dup, + struct ksm_stable_node **_stable_node, + struct rb_root *root, + bool prune_stale_stable_nodes) { struct ksm_stable_node *stable_node =3D *_stable_node; if (!is_stable_node_chain(stable_node)) { @@ -1783,16 +1783,16 @@ static void *__stable_node_chain(struct ksm_stable_= node **_stable_node_dup, prune_stale_stable_nodes); } =20 -static __always_inline void *chain_prune(struct ksm_stable_node **s_n_d, - struct ksm_stable_node **s_n, - struct rb_root *root) +static __always_inline struct folio *chain_prune(struct ksm_stable_node **= s_n_d, + struct ksm_stable_node **s_n, + struct rb_root *root) { return __stable_node_chain(s_n_d, s_n, root, true); } =20 -static __always_inline void *chain(struct ksm_stable_node **s_n_d, - struct ksm_stable_node *s_n, - struct rb_root *root) +static __always_inline struct folio *chain(struct ksm_stable_node **s_n_d, + struct ksm_stable_node *s_n, + struct rb_root *root) { struct ksm_stable_node *old_stable_node =3D s_n; struct folio *tree_folio; --=20 2.43.0