Re: [PATCH 9/9] Clean up open coded inode dirty checks

[Joe Perches]

On Fri, 2007-11-23 at 19:16 +0100, Jan Engelhardt wrote:
> static inline bool xfs_inode_clean(const struct xfs_inode *ip)
> {
> 	if (ip->i_itemp == NULL)
> 		return true;
> 	if (!(ip->i_itemp->ili_format.ilf_fields & XFS_ILOG_ALL) &&
> 	    ip->i_update_core == NULL)
> 		return true;
> 	return false;
> }

Your code changed the test.
xfs_inode.i_update_core is an unsigned char.

I believe reordering the tests to avoid a possibly
unnecessary dereference is better.

	if (ip->i_update_core)
		return false;
	if (!ip->i_itemp)
		return true;
	return ip->i_itemp->ili_format.ilf_fields & XFS_ILOG_ALL;


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