Re: [linux-usb-devel] Re: Linux 2.6.16-rc3

[Alan Stern]

On Fri, 17 Feb 2006, James Bottomley wrote:

> +/**
> + * execute_in_process_context - reliably execute the routine with user context
> + * @fn:		the function to execute
> + * @data:	data to pass to the function
> + *
> + * Executes the function immediately if process context is available,
> + * otherwise schedules the function for delayed execution.
> + *
> + * Returns:	0 - function was executed
> + *		1 - function was scheduled for execution
> + */
> +int execute_in_process_context(void (*fn)(void *data), void *data,
> +			       struct execute_work *ew)
> +{
> +	if (!in_interrupt()) {
> +		fn(data);
> +		return 0;
> +	}

The test should be in_atomic(), not in_interrupt().

Alan Stern

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