[PATCH 8/8] xfs: add lots of attribute trace points

[Christoph Hellwig]

On Thu, Mar 22, 2012 at 04:15:13PM +1100, Dave Chinner wrote:
> From: Dave Chinner <dchinner at redhat.com>
> 
> Signed-off-by: Dave Chinner <dchinner at redhat.com>

Looks good mostly good, minor comments below:

>  	/*
> -	 * Copy the attribute name and value into the new space.
> -	 *

Why does this get removed?

>  
>  #define DEFINE_DIR2_EVENT(name) \
> -DEFINE_EVENT(xfs_dir2_class, name, \
> +DEFINE_EVENT(xfs_da_class, name, \
>  	TP_PROTO(struct xfs_da_args *args), \
>  	TP_ARGS(args))


> +#define DEFINE_ATTR_EVENT(name) \
> +DEFINE_EVENT(xfs_da_class, name, \
> +	TP_PROTO(struct xfs_da_args *args), \
> +	TP_ARGS(args))

> +#define DEFINE_DA_EVENT(name) \
> +DEFINE_EVENT(xfs_da_class, name, \
> +	TP_PROTO(struct xfs_da_args *args), \
> +	TP_ARGS(args))

We should use the DEFINE_DA_EVENT macro for all of these tracepoints,
instead of having two duplicates of it.

Also all the tracepoints should print of which fork we operate on,
which is useful at least for the ones in common code.