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path: root/drivers/acpi/bus.c
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Diffstat (limited to 'drivers/acpi/bus.c')
-rw-r--r--drivers/acpi/bus.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 292088fcc624..d2e29a19890d 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -35,11 +35,11 @@
#include <linux/delay.h>
#ifdef CONFIG_X86
#include <asm/mpspec.h>
+#include <linux/dmi.h>
#endif
#include <linux/acpi_iort.h>
#include <linux/pci.h>
#include <acpi/apei.h>
-#include <linux/dmi.h>
#include <linux/suspend.h>
#include "internal.h"
@@ -82,10 +82,6 @@ static const struct dmi_system_id dsdt_dmi_table[] __initconst = {
},
{}
};
-#else
-static const struct dmi_system_id dsdt_dmi_table[] __initconst = {
- {}
-};
#endif
/* --------------------------------------------------------------------------
@@ -1033,11 +1029,16 @@ void __init acpi_early_init(void)
acpi_permanent_mmap = true;
+#ifdef CONFIG_X86
/*
* If the machine falls into the DMI check table,
- * DSDT will be copied to memory
+ * DSDT will be copied to memory.
+ * Note that calling dmi_check_system() here on other architectures
+ * would not be OK because only x86 initializes dmi early enough.
+ * Thankfully only x86 systems need such quirks for now.
*/
dmi_check_system(dsdt_dmi_table);
+#endif
status = acpi_reallocate_root_table();
if (ACPI_FAILURE(status)) {