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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-09-26 16:54:31 +0300
committerBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-09-26 16:54:31 +0300
commitaaccf3c97418f169afdbb5855e9cbcbda34e90fd (patch)
tree5d4207e67958bdbc23288cf30178692f5534e1a0 /drivers/xen/xen-acpi-processor.c
parentf39684524b391c5a7ed0ac44db4fec3357af1c5d (diff)
parent6bf4ca7fbc85d80446ac01c0d1d77db4d91a6d84 (diff)
downloadlinux-aaccf3c97418f169afdbb5855e9cbcbda34e90fd.tar.xz
Merge tag 'v4.19-rc5' of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into fbdev-for-next
Sync with upstream (which now contains fbdev-v4.19 changes) to prepare a base for fbdev-v4.20 changes.
Diffstat (limited to 'drivers/xen/xen-acpi-processor.c')
-rw-r--r--drivers/xen/xen-acpi-processor.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index b29f4e40851f..fbb9137c7d02 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -362,6 +362,12 @@ read_acpi_id(acpi_handle handle, u32 lvl, void *context, void **rv)
default:
return AE_OK;
}
+ if (invalid_phys_cpuid(acpi_get_phys_id(handle,
+ acpi_type == ACPI_TYPE_DEVICE,
+ acpi_id))) {
+ pr_debug("CPU with ACPI ID %u is unavailable\n", acpi_id);
+ return AE_OK;
+ }
/* There are more ACPI Processor objects than in x2APIC or MADT.
* This can happen with incorrect ACPI SSDT declerations. */
if (acpi_id >= nr_acpi_bits) {