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Commit 511308d9 authored by Joel Becker's avatar Joel Becker Committed by Mark Fasheh
Browse files

ocfs2: Convert ocfs2_read_dir_block() to ocfs2_read_virt_blocks() 



Now that we've centralized the ocfs2_read_virt_blocks() code, let's use
it in ocfs2_read_dir_block().

Signed-off-by: default avatarJoel Becker <joel.becker@oracle.com>
Signed-off-by: default avatarMark Fasheh <mfasheh@suse.com>
parent a8549fb5

fs/ocfs2/dir.c

+5 −33
Original line number Original line Diff line number Diff line
@@ -231,44 +231,16 @@ static int ocfs2_read_dir_block(struct inode *inode, u64 v_block, 
{

{

	int rc = 0;

	int rc = 0;

	struct buffer_head *tmp = *bh;

	struct buffer_head *tmp = *bh;

	u64 p_blkno;





	if (((u64)v_block << inode->i_sb->s_blocksize_bits) >=

	rc = ocfs2_read_virt_blocks(inode, v_block, 1, &tmp, flags,

	    i_size_read(inode)) {

		BUG_ON(!(flags & OCFS2_BH_READAHEAD));

		goto out;

	}



	down_read(&OCFS2_I(inode)->ip_alloc_sem);

	rc = ocfs2_extent_map_get_blocks(inode, v_block, &p_blkno, NULL,

					 NULL);

	up_read(&OCFS2_I(inode)->ip_alloc_sem);

	if (rc) {

		mlog_errno(rc);

		goto out;

	}



	if (!p_blkno) {

		rc = -EIO;

		mlog(ML_ERROR,

		     "Directory #%llu contains a hole at offset %llu\n",

		     (unsigned long long)OCFS2_I(inode)->ip_blkno,

		     (unsigned long long)v_block << inode->i_sb->s_blocksize_bits);

		goto out;

	}



	rc = ocfs2_read_blocks(inode, p_blkno, 1, &tmp, flags,

				    ocfs2_validate_dir_block);

				    ocfs2_validate_dir_block);

	if (rc) {

	if (rc)

		mlog_errno(rc);

		mlog_errno(rc);

		goto out;

	}





	/* If ocfs2_read_blocks() got us a new bh, pass it up.  */

	/* If ocfs2_read_virt_blocks() got us a new bh, pass it up. */

	if (!*bh)

	if (!rc && !*bh)

		*bh = tmp;

		*bh = tmp;





out:

	return rc ? -EIO : 0;

	return rc ? -EIO : 0;

}

}