On Tue, Jan 17, 2012 at 05:20:29PM +0100, Thomas Renninger wrote:
> This is a very small part taken from patches which afaik
> are coming from Yunhong Jiang for Xen.
> Xen CPU hotplug things not existing in Linus kernel yet were
> removed.
Could you point out the git commit please?
I did this:
git log --grep=Yunhong drivers/acpi/processor_driver.c
And could not find it?
>
> Cleanup only: no functional change.
>
> Signed-off-by: Thomas Renninger <trenn@xxxxxxx>
> CC: Len Brown <lenb@xxxxxxxxxx>
> CC: linux-acpi@xxxxxxxxxxxxxxx
> CC: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> CC: Jiang, Yunhong <yunhong.jiang@xxxxxxxxx>
> ---
> drivers/acpi/processor_driver.c | 17 ++++++++---------
> 1 files changed, 8 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
> index 90719d1..2291aa4 100644
> --- a/drivers/acpi/processor_driver.c
> +++ b/drivers/acpi/processor_driver.c
> @@ -82,7 +82,7 @@ MODULE_LICENSE("GPL");
> static int acpi_processor_add(struct acpi_device *device);
> static int acpi_processor_remove(struct acpi_device *device, int type);
> static void acpi_processor_notify(struct acpi_device *device, u32 event);
> -static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu);
> +static acpi_status acpi_processor_hotadd_init(struct acpi_processor *pr);
> static int acpi_processor_handle_eject(struct acpi_processor *pr);
>
>
> @@ -324,10 +324,8 @@ static int acpi_processor_get_info(struct acpi_device *device)
> * they are physically not present.
> */
> if (pr->id == -1) {
> - if (ACPI_FAILURE
> - (acpi_processor_hotadd_init(pr->handle, &pr->id))) {
> + if (ACPI_FAILURE (acpi_processor_hotadd_init(pr->handle)))
> return -ENODEV;
> - }
> }
> /*
> * On some boxes several processors use the same processor bus id.
> @@ -721,18 +719,19 @@ processor_walk_namespace_cb(acpi_handle handle,
> return (AE_OK);
> }
>
> -static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu)
> +static acpi_status acpi_processor_hotadd_init(struct acpi_processor *pr)
> {
> + acpi_handle handle = pr->handle;
>
> if (!is_processor_present(handle)) {
> return AE_ERROR;
> }
>
> - if (acpi_map_lsapic(handle, p_cpu))
> + if (acpi_map_lsapic(handle, &pr-id))
> return AE_ERROR;
>
> - if (arch_register_cpu(*p_cpu)) {
> - acpi_unmap_lsapic(*p_cpu);
> + if (arch_register_cpu(pr->id)) {
> + acpi_unmap_lsapic(pr->id);
> return AE_ERROR;
> }
>
> @@ -749,7 +748,7 @@ static int acpi_processor_handle_eject(struct acpi_processor *pr)
> return (0);
> }
> #else
> -static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu)
> +static acpi_status acpi_processor_hotadd_init(struct acpi_processor *pr)
> {
> return AE_ERROR;
> }
> --
> 1.7.6.1
>
> --
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