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From: Martin Brandenburg <martin@omnibond.com>
To: hubcap@omnibond.com, linux-fsdevel@vger.kernel.org
Cc: Martin Brandenburg <martin@omnibond.com>
Subject: [PATCH 14/24] orangefs: set up and use backing_dev_info
Date: Tue, 20 Mar 2018 17:02:24 +0000	[thread overview]
Message-ID: <20180320170234.1412-15-martin@omnibond.com> (raw)
In-Reply-To: <20180320170234.1412-1-martin@omnibond.com>

Signed-off-by: Martin Brandenburg <martin@omnibond.com>
---
 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 f4ff3aec9989..1251d201b3c9 100644
--- a/fs/orangefs/super.c
+++ b/fs/orangefs/super.c
@@ -404,15 +404,11 @@ 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;
@@ -435,6 +431,10 @@ static int orangefs_fill_sb(struct super_block *sb,
 	sb->s_blocksize_bits = orangefs_bufmap_shift_query();
 	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,
@@ -513,6 +513,13 @@ 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);
-- 
2.16.2

  parent reply	other threads:[~2018-03-20 17:02 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-20 17:02 [PATCH 00/24] orangefs: page cache Martin Brandenburg
2018-03-20 17:02 ` [PATCH 01/24] orangefs: make several *_operations structs static Martin Brandenburg
2018-03-20 17:02 ` [PATCH 02/24] orangefs: remove unused code Martin Brandenburg
2018-03-20 17:02 ` [PATCH 03/24] orangefs: create uapi interface Martin Brandenburg
2018-03-20 17:02 ` [PATCH 04/24] orangefs: open code short single-use functions Martin Brandenburg
2018-03-20 17:02 ` [PATCH 05/24] orangefs: implement vm_ops->fault Martin Brandenburg
2018-03-20 17:02 ` [PATCH 06/24] orangefs: implement xattr cache Martin Brandenburg
2018-03-20 17:02 ` [PATCH 07/24] orangefs: simpler installation documentation Martin Brandenburg
2018-03-20 17:02 ` [PATCH 08/24] orangefs: add tracepoint for service_operation Martin Brandenburg
2018-03-20 17:02 ` [PATCH 09/24] orangefs: tracepoints for orangefs_devreq_{read,write_iter,poll} Martin Brandenburg
2018-03-20 17:02 ` [PATCH 10/24] orangefs: do not invalidate attributes on inode create Martin Brandenburg
2018-03-20 17:02 ` [PATCH 11/24] orangefs: simply orangefs_inode_getattr interface Martin Brandenburg
2018-03-20 17:02 ` [PATCH 12/24] orangefs: update attributes rather than relying on server Martin Brandenburg
2018-03-20 17:02 ` [PATCH 13/24] orangefs: hold i_lock during inode_getattr Martin Brandenburg
2018-03-20 17:02 ` Martin Brandenburg [this message]
2018-03-20 17:02 ` [PATCH 15/24] orangefs: let setattr write to cached inode Martin Brandenburg
2018-03-20 17:02 ` [PATCH 16/24] orangefs: reorganize setattr functions to track attribute changes Martin Brandenburg
2018-03-20 17:02 ` [PATCH 17/24] orangefs: remove orangefs_readpages Martin Brandenburg
2018-03-20 17:02 ` [PATCH 18/24] orangefs: service ops done for writeback are not killable Martin Brandenburg
2018-03-20 17:02 ` [PATCH 19/24] orangefs: migrate to generic_file_read_iter Martin Brandenburg
2018-03-20 17:02 ` [PATCH 20/24] orangefs: implement writepage Martin Brandenburg
2018-03-20 17:02 ` [PATCH 21/24] orangefs: skip inode writeout if nothing to write Martin Brandenburg
2018-03-20 17:02 ` [PATCH 22/24] orangefs: write range tracking Martin Brandenburg
2018-03-20 17:02 ` [PATCH 23/24] orangefs: tracepoints for readpage and writeback Martin Brandenburg
2018-03-20 17:02 ` [PATCH 24/24] orangefs: tracepoints for getattr, setattr, and write_inode Martin Brandenburg

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