From 16eac059a6800f640423b7b6e2e9fc7091bad102 Mon Sep 17 00:00:00 2001 From: Hanjun Guo Date: Mon, 11 May 2015 12:17:14 +0800 Subject: [PATCH] Xen / ACPI / processor: use invalid_logical_cpuid() Use invalid_logical_cpuid(pr->id) instead of direct comparison. Signed-off-by: Hanjun Guo CC: Boris Ostrovsky CC: Stefano Stabellini Reviewed-by: Konrad Rzeszutek Wilk Signed-off-by: Rafael J. Wysocki --- drivers/xen/xen-acpi-cpuhotplug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/xen/xen-acpi-cpuhotplug.c b/drivers/xen/xen-acpi-cpuhotplug.c index 3e62ee4b3b66..5a62aa007d4a 100644 --- a/drivers/xen/xen-acpi-cpuhotplug.c +++ b/drivers/xen/xen-acpi-cpuhotplug.c @@ -77,7 +77,7 @@ static int xen_acpi_processor_enable(struct acpi_device *device) pr->id = xen_pcpu_id(pr->acpi_id); - if ((int)pr->id < 0) + if (invalid_logical_cpuid(pr->id)) /* This cpu is not presented at hypervisor, try to hotadd it */ if (ACPI_FAILURE(xen_acpi_cpu_hotadd(pr))) { pr_err(PREFIX "Hotadd CPU (acpi_id = %d) failed.\n", @@ -226,7 +226,7 @@ static acpi_status xen_acpi_cpu_hotadd(struct acpi_processor *pr) return AE_ERROR; pr->id = xen_hotadd_cpu(pr); - if ((int)pr->id < 0) + if (invalid_logical_cpuid(pr->id)) return AE_ERROR; /* -- 2.20.1