From patchwork Mon Apr 29 17:04:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Groves X-Patchwork-Id: 13647402 Received: from mail-oi1-f173.google.com (mail-oi1-f173.google.com [209.85.167.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3E3D126F21 for ; Mon, 29 Apr 2024 17:05:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714410313; cv=none; b=p/G3x8svH6Rax8ZpnyxjBA3zD8FieDsz+l9Y/Mm4SeF7u2kY4WQp2C+CzufITkJK2nSxDIDkqisDvh8O5S2j7ajmkFcN6R/skRCDWPAZ3/tNLf2Sx9TkSN1zDdAClPXNNNbBWvXgyfdu/r9a3UsVkkokOiAs7V49+zlSqhA3bq4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714410313; c=relaxed/simple; bh=Dq3IXVMAl3LwKTvbPabCyz/Wl0bJyojQgrN3Tsz/e+8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=UlWXzP3niVa8P0zYC8il+wwg0t9oaBZq4Cn+1RCEfiVVYYIo0pae/P7PnbhOQqEqTeEg/QB4/BQZDoKy1S4CMUIq6Jyo35XIAzX3iodv6vzRYcB3hYY1xCpMkexIKhMMD2n82dJQE7aSaU9gB5vNxclo7pkHlWVXp2tM0UuYXB4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=Groves.net; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=KorWQ7ys; arc=none smtp.client-ip=209.85.167.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=Groves.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="KorWQ7ys" Received: by mail-oi1-f173.google.com with SMTP id 5614622812f47-3c5ee4ce695so1178340b6e.0 for ; Mon, 29 Apr 2024 10:05:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1714410310; x=1715015110; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:from:to:cc:subject:date :message-id:reply-to; bh=lyJucMVndmC161Z9DZrkXcMb4iGiZ+dSnJlqt7NeU2c=; b=KorWQ7yslkJZHjsj9ZOf81fCqW25i8cEKf8iD6Fse6ImQHU7UDmebLoySWa5bxRg1q vAGh2zbXm4EtyDXMju847AqcbDDp88FriFaVOqK9/su6zgQcszPqtSXLWTEEDJBweOAN kzGGNlFICNlXB1eQ3RTlBuM5J4XLfb8yzjjFJa1zNabGLassNsH12RRWGOyKrAYX3IwK 9h6SGFebff+zehGx6DT83EmnPuEqz9IBdF3JCuspBxWuBfsXEkzYSUU0gMECRbcxtQCi ebHq0L5/8tiuzfAjS7XbzrVdiqBG8mtE6vVh+jZ9WGoWR7Gr7+0QNUNtV141De9metk+ lr7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714410310; x=1715015110; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=lyJucMVndmC161Z9DZrkXcMb4iGiZ+dSnJlqt7NeU2c=; b=APVIrlTioS+hTY2N82YrCxB8UgdkUtskVsUndVS4xqYwuO+1r2ui0IYlAYy2EtRuCs FqJ/WlGLpr0kcz+V1Idr2HcuXGA8cS+b2TXWIKKjklCWhP760U8BHapgLcIEMPaPsFbC WrdIBZ/g5vjXZeo/U0UXh4cn00NBTtoLwsxsn9hGCGNL8yCOsCBAoI6ya2sbO/ouX9JH fJX3JYmTvfNdYylPHjCC2GAEH6r7aeXvgOu4aD/pwojmRt8Eb6Q1bz8glPRRByMUkX38 bJL4aJbbPimO4exo6gJfhKVQtHt6gmIBbx4pdNOB1NfydM9ICR+Nal/8KrTKyZb9qAB9 PQ1A== X-Forwarded-Encrypted: i=1; AJvYcCU/OoFckZRYtvQr3ZetCUYf7JdSmuKNsQ7yhLxq7XGJepzlP4OqQIDb6Qdx6SHAGi5E/ysBSQ3t8A5hbyhqRLT2DutvWo39 X-Gm-Message-State: AOJu0Yx/H88vRWOWX0N3EWmmrEY7WsENj12HYZakx/hs4CeXpcvQ/fsg 4hGLnWktjyMU2qRVqkfYMwgTdMW62N7IA7SAQ/fux8oD6CATUiDt X-Google-Smtp-Source: AGHT+IHCqWTpNSXlvdUZw5ucdR3X7rIc7toNINCsl6MqALgYwnAAdl+NtVvIB095bO1OU6/08opuLg== X-Received: by 2002:a05:6871:a4ca:b0:229:faa9:3b35 with SMTP id wb10-20020a056871a4ca00b00229faa93b35mr12606534oab.21.1714410310612; Mon, 29 Apr 2024 10:05:10 -0700 (PDT) Received: from localhost.localdomain ([70.114.203.196]) by smtp.gmail.com with ESMTPSA id g1-20020a9d6201000000b006ea20712e66sm4074448otj.17.2024.04.29.10.05.07 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 29 Apr 2024 10:05:10 -0700 (PDT) Sender: John Groves From: John Groves X-Google-Original-From: John Groves To: John Groves , Jonathan Corbet , Jonathan Cameron , Dan Williams , Vishal Verma , Dave Jiang , Alexander Viro , Christian Brauner , Jan Kara , Matthew Wilcox , linux-cxl@vger.kernel.org, linux-fsdevel@vger.kernel.org, nvdimm@lists.linux.dev Cc: John Groves , john@jagalactic.com, Dave Chinner , Christoph Hellwig , dave.hansen@linux.intel.com, gregory.price@memverge.com, Randy Dunlap , Jerome Glisse , Aravind Ramesh , Ajay Joshi , Eishan Mirakhur , Ravi Shankar , Srinivasulu Thanneeru , Luis Chamberlain , Amir Goldstein , Chandan Babu R , Bagas Sanjaya , "Darrick J . Wong" , Kent Overstreet , Steve French , Nathan Lynch , Michael Ellerman , Thomas Zimmermann , Julien Panis , Stanislav Fomichev , Dongsheng Yang , John Groves Subject: [RFC PATCH v2 06/12] dev_dax_iomap: export dax_dev_get() Date: Mon, 29 Apr 2024 12:04:22 -0500 Message-Id: X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: References: Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 famfs needs access to dev_dax_get() Signed-off-by: John Groves --- drivers/dax/super.c | 3 ++- include/linux/dax.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dax/super.c b/drivers/dax/super.c index 4b55f79849b0..8475093ba973 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -452,7 +452,7 @@ static int dax_set(struct inode *inode, void *data) return 0; } -static struct dax_device *dax_dev_get(dev_t devt) +struct dax_device *dax_dev_get(dev_t devt) { struct dax_device *dax_dev; struct inode *inode; @@ -475,6 +475,7 @@ static struct dax_device *dax_dev_get(dev_t devt) return dax_dev; } +EXPORT_SYMBOL_GPL(dax_dev_get); struct dax_device *alloc_dax(void *private, const struct dax_operations *ops) { diff --git a/include/linux/dax.h b/include/linux/dax.h index 4a86716f932a..29d3dd6452c3 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -61,6 +61,7 @@ struct dax_device *alloc_dax(void *private, const struct dax_operations *ops); #if IS_ENABLED(CONFIG_DEV_DAX_IOMAP) int fs_dax_get(struct dax_device *dax_dev, void *holder, const struct dax_holder_operations *hops); struct dax_device *inode_dax(struct inode *inode); +struct dax_device *dax_dev_get(dev_t devt); #endif void *dax_holder(struct dax_device *dax_dev); void put_dax(struct dax_device *dax_dev);