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Xen / ACPI / processor: use invalid_logical_cpuid() 

Use invalid_logical_cpuid(pr->id) instead of direct comparison.

Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
CC: Boris Ostrovsky <boris.ostrovsky@oracle.com>
CC: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
hifive-unleashed-5.1
Hanjun Guo 2015-05-11 12:17:14 +08:00 committed by Rafael J. Wysocki
parent 25956b6612
commit 16eac059a6
1 changed files with 2 additions and 2 deletions
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4
drivers/xen/xen-acpi-cpuhotplug.c
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@ -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;
/*