Re: [PATCH] drivers/base: export (un)register_memory_notifier

From: Badari Pulavarty
Date: Fri Feb 01 2008 - 12:16:22 EST


On Fri, 2008-02-01 at 17:16 +0100, Jan-Bernd Themann wrote:
> Drivers like eHEA need memory notifiers in order to
> update their internal DMA memory map when memory is added
> to or removed from the system.
>
> Signed-off-by: Jan-Bernd Themann <themann@xxxxxxxxxx>
>
> ---
> Comment: eHEA patches that exploit these functions will follow
>
>
> drivers/base/memory.c | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/base/memory.c b/drivers/base/memory.c
> index 7ae413f..1e1bd4c 100644
> --- a/drivers/base/memory.c
> +++ b/drivers/base/memory.c
> @@ -52,11 +52,13 @@ int register_memory_notifier(struct notifier_block *nb)
> {
> return blocking_notifier_chain_register(&memory_chain, nb);
> }
> +EXPORT_SYMBOL(register_memory_notifier);
>
> void unregister_memory_notifier(struct notifier_block *nb)
> {
> blocking_notifier_chain_unregister(&memory_chain, nb);
> }
> +EXPORT_SYMBOL(unregister_memory_notifier);
>
> /*
> * register_memory - Setup a sysfs device for a memory block

Is there a reason for not making them EXPORT_SYMBOL_GPL() ?
Otherwise, looks good to me.

I have been planning to send this as part of my next update
with ppc64 arch-specific remove support and generic __remove_pages()
support. If this is blocking your work, lets get this in.

Acked-by: Badari Pulavarty <pbadari@xxxxxxxxxx>

Thanks,
Badari

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/