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-rw-r--r--drivers/acpi/hardware/hwsleep.c3
-rw-r--r--include/acpi/acpixf.h2
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c
index 4d0c677fac1..c0577ca5535 100644
--- a/drivers/acpi/hardware/hwsleep.c
+++ b/drivers/acpi/hardware/hwsleep.c
@@ -398,7 +398,8 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
/* Wait until we enter sleep state */
do {
- status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value);
+ status = acpi_get_register_unlocked(ACPI_BITREG_WAKE_STATUS,
+ &in_value);
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 3d7ab9e0c9f..9512f0456ad 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -314,6 +314,8 @@ acpi_resource_to_address64(struct acpi_resource *resource,
*/
acpi_status acpi_get_register(u32 register_id, u32 * return_value);
+acpi_status acpi_get_register_unlocked(u32 register_id, u32 *return_value);
+
acpi_status acpi_set_register(u32 register_id, u32 value);
acpi_status