On Tue, 20 Feb 2007 [EMAIL PROTECTED] wrote:
...
> This patch turns off periodic list processing in the EHCI controller for
> the duration of processor frequency changes.
>
> Signed-off-by: Stuart Hayes <[EMAIL PROTECTED]>
> +#define __type_entry(ptr,type,member) ((type *)((char
> *)(ptr)-offsetof(type,member)))
> +
> +static int ehci_cpufreq_notifier(struct notifier_block *nb, unsigned long
> val,
> + void *data)
> +{
> + struct ehci_hcd *ehci = __type_entry(nb, struct ehci_hcd,
> + cpufreq_transition);
There already is a standard container_of() macro to do this.
Alan Stern
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