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Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
-rw-r--r--arch/x86/kernel/acpi/boot.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 8e594a489d7..40c76604199 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -67,6 +67,7 @@ EXPORT_SYMBOL(acpi_pci_disabled);
int acpi_lapic;
int acpi_ioapic;
int acpi_strict;
+int acpi_disable_cmcff;
u8 acpi_sci_flags __initdata;
int acpi_sci_override_gsi __initdata;
@@ -1622,6 +1623,10 @@ static int __init parse_acpi(char *arg)
/* "acpi=copy_dsdt" copys DSDT */
else if (strcmp(arg, "copy_dsdt") == 0) {
acpi_gbl_copy_dsdt_locally = 1;
+ }
+ /* "acpi=nocmcff" disables FF mode for corrected errors */
+ else if (strcmp(arg, "nocmcff") == 0) {
+ acpi_disable_cmcff = 1;
} else {
/* Core will printk when we return error. */
return -EINVAL;