tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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>
+2
-2
+2
-2
drivers/firmware/efi/reboot.c
+2
-2
drivers/firmware/efi/reboot.c
···
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const char *str[] = { "cold", "warm", "shutdown", "platform" };
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int efi_mode, cap_reset_mode;
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-
if (!efi_enabled(EFI_RUNTIME_SERVICES))
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+
if (!efi_rt_services_supported(EFI_RT_SUPPORTED_RESET_SYSTEM))
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return;
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switch (reboot_mode) {
···
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static int __init efi_shutdown_init(void)
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{
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-
if (!efi_enabled(EFI_RUNTIME_SERVICES))
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+
if (!efi_rt_services_supported(EFI_RT_SUPPORTED_RESET_SYSTEM))
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return -ENODEV;
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if (efi_poweroff_required()) {