From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755201AbbHNMjr (ORCPT ); Fri, 14 Aug 2015 08:39:47 -0400 Received: from mail-oi0-f49.google.com ([209.85.218.49]:36179 "EHLO mail-oi0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754091AbbHNMjp (ORCPT ); Fri, 14 Aug 2015 08:39:45 -0400 MIME-Version: 1.0 In-Reply-To: <1439555753-11974-1-git-send-email-fu.wei@linaro.org> References: <=fu.wei@linaro.org> <1439555753-11974-1-git-send-email-fu.wei@linaro.org> Date: Fri, 14 Aug 2015 20:39:44 +0800 Message-ID: Subject: Re: [PATCH] acpi, apei, arm64: APEI initial support for aarch64. From: Fu Wei To: Linaro ACPI Mailman List , linux-kernel@vger.kernel.org, "Zhang, Jonathan Zhixiong" , "matt.fleming" Cc: Wei Fu , G Gregory , Al Stone , Hanjun Guo , Jon Masters , Mark Rutland , Catalin Marinas , Will Deacon , Rafael Wysocki , bp , Tomasz Nowicki , Fu Wei Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This patch depends on https://lkml.org/lkml/2015/8/8/169 [PATCH V11 4/5] arm64: apei: implement arch_apei_get_mem_attributes(), which has been in the "next" branch of git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git FYI Thanks On 14 August 2015 at 20:35, wrote: > From: Tomasz Nowicki > > This commit provides APEI arch-specific bits for aarch64 > > Changelog: > Fu Wei: > Move arch_apei_flush_tlb_one() to arch/arm64/include/asm/apci.h. > Delete arch/arm64/kernel/apei.c. > Add "#ifdef CONFIG_ACPI_APEI" for "acpi_disable_cmcff". > > Signed-off-by: Tomasz Nowicki > Signed-off-by: Fu Wei > --- > arch/arm64/Kconfig | 1 + > arch/arm64/include/asm/acpi.h | 11 +++++++++++ > arch/arm64/kernel/acpi.c | 4 ++++ > 3 files changed, 16 insertions(+) > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index 318175f..6144c9d 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -3,6 +3,7 @@ config ARM64 > select ACPI_CCA_REQUIRED if ACPI > select ACPI_GENERIC_GSI if ACPI > select ACPI_REDUCED_HARDWARE_ONLY if ACPI > + select HAVE_ACPI_APEI if ACPI > select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE > select ARCH_HAS_ELF_RANDOMIZE > select ARCH_HAS_GCOV_PROFILE_ALL > diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h > index a17b623..ced6e25 100644 > --- a/arch/arm64/include/asm/acpi.h > +++ b/arch/arm64/include/asm/acpi.h > @@ -22,6 +22,7 @@ > #ifdef CONFIG_ACPI_APEI > #include > #include > +#include > #endif > > /* Macros for consistency checks of the GICC subtable of MADT */ > @@ -52,6 +53,9 @@ typedef u64 phys_cpuid_t; > extern int acpi_disabled; > extern int acpi_noirq; > extern int acpi_pci_disabled; > +#ifdef CONFIG_ACPI_APEI > +extern int acpi_disable_cmcff; > +#endif > > static inline void disable_acpi(void) > { > @@ -89,6 +93,13 @@ static inline bool acpi_has_cpu_in_madt(void) > static inline void arch_fix_phys_package_id(int num, u32 slot) { } > void __init acpi_init_cpus(void); > > +#ifdef CONFIG_ACPI_APEI > +static inline void arch_apei_flush_tlb_one(unsigned long addr) > +{ > + flush_tlb_kernel_range(addr, addr + PAGE_SIZE); > +} > +#endif > + > #else > static inline void acpi_init_cpus(void) { } > #endif /* CONFIG_ACPI */ > diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c > index 19de753..bd1be9a 100644 > --- a/arch/arm64/kernel/acpi.c > +++ b/arch/arm64/kernel/acpi.c > @@ -36,6 +36,10 @@ EXPORT_SYMBOL(acpi_disabled); > int acpi_pci_disabled = 1; /* skip ACPI PCI scan and IRQ initialization */ > EXPORT_SYMBOL(acpi_pci_disabled); > > +#ifdef CONFIG_ACPI_APEI > +int acpi_disable_cmcff; > +#endif > + > static bool param_acpi_off __initdata; > static bool param_acpi_force __initdata; > > -- > 1.9.1 > -- Best regards, Fu Wei Software Engineer Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch Ph: +86 21 61221326(direct) Ph: +86 186 2020 4684 (mobile) Room 1512, Regus One Corporate Avenue,Level 15, One Corporate Avenue,222 Hubin Road,Huangpu District, Shanghai,China 200021