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[18.215.252.133]) by smtp.gmail.com with ESMTPSA id n8-v6sm11053480qtk.38.2018.09.17.13.11.16 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 17 Sep 2018 13:11:16 -0700 (PDT) From: Martin Brandenburg To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, devel@lists.orangefs.org Cc: Martin Brandenburg Subject: [PATCH 06/17] orangefs: set up and use backing_dev_info Date: Mon, 17 Sep 2018 20:10:43 +0000 Message-Id: <20180917201054.3530-7-martin@omnibond.com> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20180917201054.3530-1-martin@omnibond.com> References: <20180917201054.3530-1-martin@omnibond.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Martin Brandenburg --- fs/orangefs/super.c | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) diff --git a/fs/orangefs/super.c b/fs/orangefs/super.c index 4c36481208f5..61bec955b285 100644 --- a/fs/orangefs/super.c +++ b/fs/orangefs/super.c @@ -406,15 +406,11 @@ static int orangefs_fill_sb(struct super_block *sb, struct orangefs_fs_mount_response *fs_mount, void *data, int silent) { - int ret = -EINVAL; - struct inode *root = NULL; - struct dentry *root_dentry = NULL; + int ret; + struct inode *root; + struct dentry *root_dentry; struct orangefs_object_kref root_object; - /* alloc and init our private orangefs sb info */ - sb->s_fs_info = kzalloc(sizeof(struct orangefs_sb_info_s), GFP_KERNEL); - if (!ORANGEFS_SB(sb)) - return -ENOMEM; ORANGEFS_SB(sb)->sb = sb; ORANGEFS_SB(sb)->root_khandle = fs_mount->root_khandle; @@ -437,6 +433,10 @@ static int orangefs_fill_sb(struct super_block *sb, sb->s_blocksize_bits = PAGE_SHIFT; sb->s_maxbytes = MAX_LFS_FILESIZE; + ret = super_setup_bdi(sb); + if (ret) + return ret; + root_object.khandle = ORANGEFS_SB(sb)->root_khandle; root_object.fs_id = ORANGEFS_SB(sb)->fs_id; gossip_debug(GOSSIP_SUPER_DEBUG, @@ -515,6 +515,13 @@ struct dentry *orangefs_mount(struct file_system_type *fst, goto free_op; } + /* alloc and init our private orangefs sb info */ + sb->s_fs_info = kzalloc(sizeof(struct orangefs_sb_info_s), GFP_KERNEL); + if (!ORANGEFS_SB(sb)) { + d = ERR_PTR(-ENOMEM); + goto free_op; + } + ret = orangefs_fill_sb(sb, &new_op->downcall.resp.fs_mount, data, flags & SB_SILENT ? 1 : 0); -- 2.19.0