From mboxrd@z Thu Jan 1 00:00:00 1970 From: ard.biesheuvel@linaro.org (Ard Biesheuvel) Date: Wed, 22 Oct 2014 16:21:47 +0200 Subject: [PATCH 04/10] arm64/efi: reserve regions of type ACPI_MEMORY_NVS In-Reply-To: <1413987713-30528-1-git-send-email-ard.biesheuvel@linaro.org> References: <1413987713-30528-1-git-send-email-ard.biesheuvel@linaro.org> Message-ID: <1413987713-30528-5-git-send-email-ard.biesheuvel@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Memory regions of type ACPI_MEMORY_NVS should be preserved by the OS, so make sure we reserve them at boot. Signed-off-by: Ard Biesheuvel --- arch/arm64/kernel/efi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c index 95c49ebc660d..71ea4fc0aa8a 100644 --- a/arch/arm64/kernel/efi.c +++ b/arch/arm64/kernel/efi.c @@ -132,6 +132,7 @@ static __init int is_reserve_region(efi_memory_desc_t *md) return 1; if (md->type == EFI_ACPI_RECLAIM_MEMORY || + md->type == EFI_ACPI_MEMORY_NVS || md->type == EFI_RESERVED_TYPE) return 1; -- 1.8.3.2