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SubjectRe: [PATCH v7 02/16] cpu: Do not warn on arch_register_cpu() returning -EPROBE_DEFER
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On 4/18/24 23:53, Jonathan Cameron wrote:
> For arm64 the CPU registration cannot complete until the ACPI
> interpreter us up and running so in those cases the arch specific
^^
I guess it's a typo? s/us/is

> arch_register_cpu() will return -EPROBE_DEFER at this stage and the
> registration will be attempted later.
>
> Suggested-by: Rafael J. Wysocki <rafael@kernel.org>
> Acked-by: Rafael J. Wysocki <rafael@kernel.org>
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
>
> ---
> v7: Fix condition to not print the error message of success (thanks Russell!)
> ---
> drivers/base/cpu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>

Reviewed-by: Gavin Shan <gshan@redhat.com>

> diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
> index 56fba44ba391..7b83e9c87d7c 100644
> --- a/drivers/base/cpu.c
> +++ b/drivers/base/cpu.c
> @@ -558,7 +558,7 @@ static void __init cpu_dev_register_generic(void)
>
> for_each_present_cpu(i) {
> ret = arch_register_cpu(i);
> - if (ret)
> + if (ret && ret != -EPROBE_DEFER)
> pr_warn("register_cpu %d failed (%d)\n", i, ret);
> }
> }


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