When CONFIG_ACPI_HOTPLUG_OST is enabled, set hotplug _OST support bit OSC_SB_HOTPLUG_OST_SUPPORT to indicate that the OS supports hotplug _OST by calling the platform-wide ACPI Operating System Capabilities (_OSC). Signed-off-by: Toshi Kani <toshi.kani@xxxxxx> --- drivers/acpi/bus.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 3263b68..93bf515 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -544,6 +544,10 @@ static void acpi_bus_osc_support(void) capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT; #endif +#ifdef CONFIG_ACPI_HOTPLUG_OST + capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_HOTPLUG_OST_SUPPORT; +#endif + if (!ghes_disable) capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_APEI_SUPPORT; if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))) -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html