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Subject[PATCH v3 2/7] Xen / ACPI / processor: use invalid_logical_cpuid()
Date
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>
---
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 3e62ee4..5a62aa0 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;

/*
--
1.9.1


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