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-rw-r--r--arch/arm64/kernel/acpi.c10
-rw-r--r--arch/arm64/kernel/proton-pack.c2
-rw-r--r--drivers/acpi/arm64/gtdt.c4
3 files changed, 4 insertions, 12 deletions
diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c
index c022c1acb8c7..f1cb2447afc9 100644
--- a/arch/arm64/kernel/acpi.c
+++ b/arch/arm64/kernel/acpi.c
@@ -351,16 +351,6 @@ void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)
* as long as we take care not to create a writable
* mapping for executable code.
*/
- fallthrough;
-
- case EFI_ACPI_MEMORY_NVS:
- /*
- * ACPI NVS marks an area reserved for use by the
- * firmware, even after exiting the boot service.
- * This may be used by the firmware for sharing dynamic
- * tables/data (e.g., ACPI CCEL) with the OS. Map it
- * as read-only.
- */
prot = PAGE_KERNEL_RO;
break;
diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c
index c7d70d04c164..80a580e019c5 100644
--- a/arch/arm64/kernel/proton-pack.c
+++ b/arch/arm64/kernel/proton-pack.c
@@ -1032,6 +1032,8 @@ void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry)
if (arm64_get_spectre_v2_state() == SPECTRE_VULNERABLE) {
/* No point mitigating Spectre-BHB alone. */
+ } else if (!IS_ENABLED(CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY)) {
+ /* Do nothing */
} else if (supports_ecbhb(SCOPE_LOCAL_CPU)) {
state = SPECTRE_MITIGATED;
set_bit(BHB_HW, &system_bhb_mitigations);
diff --git a/drivers/acpi/arm64/gtdt.c b/drivers/acpi/arm64/gtdt.c
index fd995a1d3d24..8cc8af8fd408 100644
--- a/drivers/acpi/arm64/gtdt.c
+++ b/drivers/acpi/arm64/gtdt.c
@@ -430,10 +430,10 @@ static int __init gtdt_platform_timer_init(void)
continue;
pdev = platform_device_register_data(NULL, "gtdt-arm-mmio-timer",
- gwdt_count, &atm,
+ mmio_timer_count, &atm,
sizeof(atm));
if (IS_ERR(pdev)) {
- pr_err("Can't register timer %d\n", gwdt_count);
+ pr_err("Can't register timer %d\n", mmio_timer_count);
continue;
}