x86/platform/UV: Use efi_enabled() instead of test_bit()

Use ad hoc efi_enabled() instead of fiddling with test_bit().

Cleanup, no functional changes.

Signed-off-by: Hedi Berriche <hedi.berriche@hpe.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Russ Anderson <rja@hpe.com>
Reviewed-by: Dimitri Sivanich <sivanich@hpe.com>
Reviewed-by: Mike Travis <mike.travis@hpe.com>
Cc: Andy Shevchenko <andy@infradead.org>
Cc: Bhupesh Sharma <bhsharma@redhat.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: linux-efi <linux-efi@vger.kernel.org>
Cc: platform-driver-x86@vger.kernel.org
Cc: Steve Wahl <steve.wahl@hpe.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190213193413.25560-4-hedi.berriche@hpe.com
This commit is contained in:
Hedi Berriche 2019-02-13 19:34:12 +00:00 committed by Borislav Petkov
parent f816525d61
commit 8945d96f7b

View File

@ -44,7 +44,7 @@ s64 uv_bios_call(enum uv_bios_cmd which, u64 a1, u64 a2, u64 a3, u64 a4, u64 a5)
* If EFI_OLD_MEMMAP is set, we need to fall back to using our old EFI * If EFI_OLD_MEMMAP is set, we need to fall back to using our old EFI
* callback method, which uses efi_call() directly, with the kernel page tables: * callback method, which uses efi_call() directly, with the kernel page tables:
*/ */
if (unlikely(test_bit(EFI_OLD_MEMMAP, &efi.flags))) if (unlikely(efi_enabled(EFI_OLD_MEMMAP)))
ret = efi_call((void *)__va(tab->function), (u64)which, a1, a2, a3, a4, a5); ret = efi_call((void *)__va(tab->function), (u64)which, a1, a2, a3, a4, a5);
else else
ret = efi_call_virt_pointer(tab, function, (u64)which, a1, a2, a3, a4, a5); ret = efi_call_virt_pointer(tab, function, (u64)which, a1, a2, a3, a4, a5);