diff options
| author | Ard Biesheuvel <ardb@kernel.org> | 2020-01-23 15:12:14 +0300 |
|---|---|---|
| committer | Ard Biesheuvel <ardb@kernel.org> | 2020-02-23 23:59:42 +0300 |
| commit | 9b42f76ad58b3f641197d031766c6979acf4b4a6 (patch) | |
| tree | 8c0373b66c6de4d03d4794243d7f08be23bc30df | |
| parent | 69f4cab134d204f0260d69ae407a2562e56a5025 (diff) | |
| download | linux-9b42f76ad58b3f641197d031766c6979acf4b4a6.tar.xz | |
efi: Use EFI ResetSystem only when available
Do not attempt to call EFI ResetSystem if the runtime supported mask tells
us it is no longer functional at OS runtime.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
| -rw-r--r-- | drivers/firmware/efi/reboot.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/firmware/efi/reboot.c b/drivers/firmware/efi/reboot.c index 7effff969eb9..73089a24f04b 100644 --- a/drivers/firmware/efi/reboot.c +++ b/drivers/firmware/efi/reboot.c @@ -15,7 +15,7 @@ void efi_reboot(enum reboot_mode reboot_mode, const char *__unused) const char *str[] = { "cold", "warm", "shutdown", "platform" }; int efi_mode, cap_reset_mode; - if (!efi_enabled(EFI_RUNTIME_SERVICES)) + if (!efi_rt_services_supported(EFI_RT_SUPPORTED_RESET_SYSTEM)) return; switch (reboot_mode) { @@ -64,7 +64,7 @@ static void efi_power_off(void) static int __init efi_shutdown_init(void) { - if (!efi_enabled(EFI_RUNTIME_SERVICES)) + if (!efi_rt_services_supported(EFI_RT_SUPPORTED_RESET_SYSTEM)) return -ENODEV; if (efi_poweroff_required()) { |