From nobody Tue Feb 10 00:58:13 2026 Received: from canpmsgout09.his.huawei.com (canpmsgout09.his.huawei.com [113.46.200.224]) (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 C6C0430BBB3; Fri, 14 Nov 2025 10:06:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.224 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763114821; cv=none; b=pQWtOxm4OjR8XJLEUXnpEY5d1dzVUqasoV4j3e19NJ++1Ldojx8v2oLYp50N0APueQ654/+6yX4S5FycwzD+selYdjLhXIyjgLolNNcBRB8kn0h5hyd3/rllsrV4mV+2A3+0qfUX2bQIhWpJCgWwlA3Bg2H+9yImvAGjANgfXq0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763114821; c=relaxed/simple; bh=GqoLNNphLdkOlqPvRK2MOXqRFMk5iEPy8QHIVaoh4MQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=P6hXNKU481SunqfBNN+OSHSzeTBNrgWZiiYfTb19J3XanPTHNScw7sgpg0qPsI4qEjygDGGDTT+0co3es6tS3J0nMPRtIe4UJJL2znshIqIPl+mKivOby8rzihTJ/vfkiLe7aBDepqcn2NfuSVls2zvDGV4lp92slxkMNlxzlhw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=Rav2GhBU; arc=none smtp.client-ip=113.46.200.224 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="Rav2GhBU" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=oR1PXK3pguj2JmCtIjiUOfecM6WsfL7kdXjl3dsVSrc=; b=Rav2GhBUOnWTidUOwR73S2bP0bYZVAVDHALDWmNyhN2kAa+o6IkVtpFyoR1bx/ZwbEMHS612p +n6LT3BGLruBpFXLJ9rkCGVhevYQA61/2a9r3/2q9waiAhbImexF2x/9tqOfREmJsaMQHCTW97n s+BKkcJFP3+7/QyowDMqrFw= Received: from mail.maildlp.com (unknown [172.19.163.44]) by canpmsgout09.his.huawei.com (SkyGuard) with ESMTPS id 4d7CSC1WVVz1cypB; Fri, 14 Nov 2025 18:05:15 +0800 (CST) Received: from kwepemr500015.china.huawei.com (unknown [7.202.195.162]) by mail.maildlp.com (Postfix) with ESMTPS id 4796C140275; Fri, 14 Nov 2025 18:06:56 +0800 (CST) Received: from huawei.com (10.67.174.162) by kwepemr500015.china.huawei.com (7.202.195.162) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 14 Nov 2025 18:06:55 +0800 From: Hongbo Li To: , , , , , CC: , , Subject: [PATCH v8 3/9] erofs: move `struct erofs_anon_fs_type` to super.c Date: Fri, 14 Nov 2025 09:55:10 +0000 Message-ID: <20251114095516.207555-4-lihongbo22@huawei.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20251114095516.207555-1-lihongbo22@huawei.com> References: <20251114095516.207555-1-lihongbo22@huawei.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-ClientProxiedBy: kwepems500001.china.huawei.com (7.221.188.70) To kwepemr500015.china.huawei.com (7.202.195.162) Content-Type: text/plain; charset="utf-8" From: Hongzhen Luo Move the `struct erofs_anon_fs_type` to the super.c and expose it in preparation for the upcoming page cache share feature. Signed-off-by: Hongzhen Luo Signed-off-by: Hongbo Li --- fs/erofs/fscache.c | 13 ------------- fs/erofs/internal.h | 4 ++++ fs/erofs/super.c | 15 +++++++++++++++ 3 files changed, 19 insertions(+), 13 deletions(-) diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c index 362acf828279..2d1683479fc0 100644 --- a/fs/erofs/fscache.c +++ b/fs/erofs/fscache.c @@ -3,7 +3,6 @@ * Copyright (C) 2022, Alibaba Cloud * Copyright (C) 2022, Bytedance Inc. All rights reserved. */ -#include #include #include "internal.h" =20 @@ -13,18 +12,6 @@ static LIST_HEAD(erofs_domain_list); static LIST_HEAD(erofs_domain_cookies_list); static struct vfsmount *erofs_pseudo_mnt; =20 -static int erofs_anon_init_fs_context(struct fs_context *fc) -{ - return init_pseudo(fc, EROFS_SUPER_MAGIC) ? 0 : -ENOMEM; -} - -static struct file_system_type erofs_anon_fs_type =3D { - .owner =3D THIS_MODULE, - .name =3D "pseudo_erofs", - .init_fs_context =3D erofs_anon_init_fs_context, - .kill_sb =3D kill_anon_super, -}; - struct erofs_fscache_io { struct netfs_cache_resources cres; struct iov_iter iter; diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index f7f622836198..e80b35db18e4 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -188,6 +188,10 @@ static inline bool erofs_is_fileio_mode(struct erofs_s= b_info *sbi) return IS_ENABLED(CONFIG_EROFS_FS_BACKED_BY_FILE) && sbi->dif0.file; } =20 +#if defined(CONFIG_EROFS_FS_ONDEMAND) +extern struct file_system_type erofs_anon_fs_type; +#endif + static inline bool erofs_is_fscache_mode(struct super_block *sb) { return IS_ENABLED(CONFIG_EROFS_FS_ONDEMAND) && diff --git a/fs/erofs/super.c b/fs/erofs/super.c index f3f8d8c066e4..0d88c04684b9 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -11,6 +11,7 @@ #include #include #include +#include #include "xattr.h" =20 #define CREATE_TRACE_POINTS @@ -920,6 +921,20 @@ static struct file_system_type erofs_fs_type =3D { }; MODULE_ALIAS_FS("erofs"); =20 +#if defined(CONFIG_EROFS_FS_ONDEMAND) +static int erofs_anon_init_fs_context(struct fs_context *fc) +{ + return init_pseudo(fc, EROFS_SUPER_MAGIC) ? 0 : -ENOMEM; +} + +struct file_system_type erofs_anon_fs_type =3D { + .owner =3D THIS_MODULE, + .name =3D "pseudo_erofs", + .init_fs_context =3D erofs_anon_init_fs_context, + .kill_sb =3D kill_anon_super, +}; +#endif + static int __init erofs_module_init(void) { int err; --=20 2.22.0