On Sat, Apr 02, 2005 at 10:21:50PM -0800, Paul E. McKenney wrote:
> The synchronize_kernel() primitive is used for quite a few different
> purposes: waiting for RCU readers, waiting for NMIs, waiting for interrupts,
> and so on. This makes RCU code harder to read, since synchronize_kernel()
> might or might not have matching rcu_read_lock()s. This patch creates
> a new synchronize_rcu() that is to be used for RCU readers and a new
> synchronize_sched() that is used for the rest. These two new primitives
> currently have the same implementation, but this is might well change
> with additional real-time support. Both new primitives are GPL-only,
> the old primitive is deprecated.
>
> Signed-off-by: <[email protected]>
> ---
> Depends on earlier "Add deprecated_for_modules" patch.
>
> +/*
> + * Deprecated, use synchronize_rcu() or synchronize_sched() instead.
> + */
> +void synchronize_kernel(void)
> +{
> + synchronize_rcu();
> +}
> +
We should probably mark it deprecated -
void __deprecated synchronize_kernel(void)
{
synchronize_rcu();
}
Thanks
Dipankar
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