NFSv4: Disallow 'mount -t nfs4 -overs=2' and 'mount -t nfs4 -overs=3'

[pandora-kernel.git] / fs / ocfs2 / file.c

diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 07267e0..aa501d3 100644 (file)
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1851,6 +1851,7 @@ relock:
                if (ret)
                        goto out_dio;
 
+               count = ocount;
                ret = generic_write_checks(file, ppos, &count,
                                           S_ISBLK(inode->i_mode));
                if (ret)
@@ -1918,8 +1919,10 @@ out_sems:
 
        mutex_unlock(&inode->i_mutex);
 
+       if (written)
+               ret = written;
        mlog_exit(ret);
-       return written ? written : ret;
+       return ret;
 }
 
 static int ocfs2_splice_to_file(struct pipe_inode_info *pipe,
@@ -2026,7 +2029,7 @@ static ssize_t ocfs2_file_splice_read(struct file *in,
                                      size_t len,
                                      unsigned int flags)
 {
-       int ret = 0;
+       int ret = 0, lock_level = 0;
        struct inode *inode = in->f_path.dentry->d_inode;
 
        mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", in, pipe,
@@ -2037,12 +2040,12 @@ static ssize_t ocfs2_file_splice_read(struct file *in,
        /*
         * See the comment in ocfs2_file_aio_read()
         */
-       ret = ocfs2_inode_lock(inode, NULL, 0);
+       ret = ocfs2_inode_lock_atime(inode, in->f_vfsmnt, &lock_level);
        if (ret < 0) {
                mlog_errno(ret);
                goto bail;
        }
-       ocfs2_inode_unlock(inode, 0);
+       ocfs2_inode_unlock(inode, lock_level);
 
        ret = generic_file_splice_read(in, ppos, pipe, len, flags);