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[V9fs-developer,3/6] fs/9p: Writeback dirty data before setattr

Message ID 1298969484-16199-3-git-send-email-aneesh.kumar@linux.vnet.ibm.com (mailing list archive)
State Accepted, archived
Delegated to: Eric Van Hensbergen
Headers show

Commit Message

Aneesh Kumar K.V March 1, 2011, 8:51 a.m. UTC 
None
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Patch

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 7c60011..e49c592 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -1002,6 +1002,10 @@  static int v9fs_vfs_setattr(struct dentry *dentry, struct iattr *iattr)
 		if (retval)
 			return retval;
 	}
+	/* Write all dirty data */
+	if (S_ISREG(dentry->d_inode->i_mode))
+		filemap_write_and_wait(dentry->d_inode->i_mapping);
+
 	retval = p9_client_wstat(fid, &wstat);
 	if (retval < 0)
 		return retval;
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index b14d740..327c578 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -462,6 +462,10 @@  int v9fs_vfs_setattr_dotl(struct dentry *dentry, struct iattr *iattr)
 		if (retval)
 			return retval;
 	}
+	/* Write all dirty data */
+	if (S_ISREG(dentry->d_inode->i_mode))
+		filemap_write_and_wait(dentry->d_inode->i_mapping);
+
 	retval = p9_client_setattr(fid, &p9attr);
 	if (retval < 0)
 		return retval;