Re: [PATCH 01/10] autofs4 - use macros for active list handling

[Andrew Morton]

On Thu, 01 Oct 2009 09:00:55 +0800
Ian Kent <raven@xxxxxxxxxx> wrote:

> Define some simple macro functions for adding and deleting entries
> on the active (and unhashed) dentry list.

A "macro" is that thing which we create with #define.

> +static void autofs4_add_active(struct dentry *dentry)
> +{
> +	struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
> +	struct autofs_info *ino = autofs4_dentry_ino(dentry);
> +	if (ino) {
> +		spin_lock(&sbi->lookup_lock);
> +		if (!ino->active_count) {
> +			if (list_empty(&ino->active))
> +				list_add(&ino->active, &sbi->active_list);
> +		}
> +		ino->active_count++;
> +		spin_unlock(&sbi->lookup_lock);
> +	}
> +	return;
> +}
> +
> +static void autofs4_del_active(struct dentry *dentry)
> +{
> +	struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
> +	struct autofs_info *ino = autofs4_dentry_ino(dentry);
> +	if (ino) {
> +		spin_lock(&sbi->lookup_lock);
> +		ino->active_count--;
> +		if (!ino->active_count) {
> +			if (!list_empty(&ino->active))
> +				list_del_init(&ino->active);
> +		}
> +		spin_unlock(&sbi->lookup_lock);
> +	}
> +	return;
> +}

These aren't macros!  I changed the titles and changelogs of patches 1,
2 and 3 to use the term "helper functions".

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