Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756920Ab3DYIZG (ORCPT ); Thu, 25 Apr 2013 04:25:06 -0400 Received: from e23smtp03.au.ibm.com ([202.81.31.145]:34840 "EHLO e23smtp03.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755554Ab3DYIZB (ORCPT ); Thu, 25 Apr 2013 04:25:01 -0400 Message-ID: <5178E849.4090202@linux.vnet.ibm.com> Date: Thu, 25 Apr 2013 16:24:41 +0800 From: Mike Qiu User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:17.0) Gecko/20130328 Thunderbird/17.0.5 MIME-Version: 1.0 To: Chen Gang CC: Michael Neuling , Michael Ellerman , linuxppc-dev@lists.ozlabs.org, sfr@canb.auug.org.au, matt@ozlabs.org, linux-kernel@vger.kernel.org, paulus@samba.org, "Aneesh Kumar K.V" Subject: Re: [PATCH] PowerPC: kernel: compiling issue, make additional room in exception vector area References: <5177965D.9090406@linux.vnet.ibm.com> <20130424083142.GB26834@concordia> <51779941.8080403@linux.vnet.ibm.com> <30651.1366799858@ale.ozlabs.ibm.com> <1366807638.5911.2.camel@localhost> <5178816D.3000309@asianux.com> <5178ABA2.4030109@linux.vnet.ibm.com> <5178E6C3.4060603@asianux.com> <5178E775.4030409@asianux.com> In-Reply-To: <5178E775.4030409@asianux.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13042508-6102-0000-0000-00000361EE24 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3482 Lines: 85 于 2013/4/25 16:21, Chen Gang 写道: > Hello Mike: > > Please try this patch, at least it can pass compiling with the config > file which you provided under my cross-compiling envrionments. > > I do not give a running test now, so better to try to run the new kernel > with this patch. OK, I will use your patch, and I will send out the result later. Thanks Mike > Thanks. > > On 2013年04月25日 16:18, Chen Gang wrote: >> When CONFIG_KVM_BOOK3S_64_PR is enabled, >> MASKABLE_EXCEPTION_PSERIES(0x900 ...) will includes __KVMTEST, it will >> exceed 0x980 which STD_EXCEPTION_HV(0x980 ...) will use, it will cause >> compiling issue. >> >> The related errors: >> arch/powerpc/kernel/exceptions-64s.S: Assembler messages: >> arch/powerpc/kernel/exceptions-64s.S:258: Error: attempt to move .org backwards >> make[1]: *** [arch/powerpc/kernel/head_64.o] Error 1 >> >> >> Signed-off-by: Chen Gang >> --- >> arch/powerpc/include/asm/kvm_asm.h | 2 +- >> arch/powerpc/kernel/exceptions-64s.S | 6 +++--- >> 2 files changed, 4 insertions(+), 4 deletions(-) >> >> diff --git a/arch/powerpc/include/asm/kvm_asm.h b/arch/powerpc/include/asm/kvm_asm.h >> index b9dd382..2c65bae 100644 >> --- a/arch/powerpc/include/asm/kvm_asm.h >> +++ b/arch/powerpc/include/asm/kvm_asm.h >> @@ -86,7 +86,7 @@ >> #define BOOK3S_INTERRUPT_PROGRAM 0x700 >> #define BOOK3S_INTERRUPT_FP_UNAVAIL 0x800 >> #define BOOK3S_INTERRUPT_DECREMENTER 0x900 >> -#define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980 >> +#define BOOK3S_INTERRUPT_HV_DECREMENTER 0x988 >> #define BOOK3S_INTERRUPT_SYSCALL 0xc00 >> #define BOOK3S_INTERRUPT_TRACE 0xd00 >> #define BOOK3S_INTERRUPT_H_DATA_STORAGE 0xe00 >> diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S >> index e789ee7..bb0e677 100644 >> --- a/arch/powerpc/kernel/exceptions-64s.S >> +++ b/arch/powerpc/kernel/exceptions-64s.S >> @@ -255,7 +255,7 @@ hardware_interrupt_hv: >> KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0x800) >> >> MASKABLE_EXCEPTION_PSERIES(0x900, 0x900, decrementer) >> - STD_EXCEPTION_HV(0x980, 0x982, hdecrementer) >> + STD_EXCEPTION_HV(0x988, 0x982, hdecrementer) >> >> MASKABLE_EXCEPTION_PSERIES(0xa00, 0xa00, doorbell_super) >> KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xa00) >> @@ -698,7 +698,7 @@ machine_check_common: >> >> STD_EXCEPTION_COMMON_ASYNC(0x500, hardware_interrupt, do_IRQ) >> STD_EXCEPTION_COMMON_ASYNC(0x900, decrementer, .timer_interrupt) >> - STD_EXCEPTION_COMMON(0x980, hdecrementer, .hdec_interrupt) >> + STD_EXCEPTION_COMMON(0x988, hdecrementer, .hdec_interrupt) >> #ifdef CONFIG_PPC_DOORBELL >> STD_EXCEPTION_COMMON_ASYNC(0xa00, doorbell_super, .doorbell_exception) >> #else >> @@ -802,7 +802,7 @@ hardware_interrupt_relon_hv: >> STD_RELON_EXCEPTION_PSERIES(0x4700, 0x700, program_check) >> STD_RELON_EXCEPTION_PSERIES(0x4800, 0x800, fp_unavailable) >> MASKABLE_RELON_EXCEPTION_PSERIES(0x4900, 0x900, decrementer) >> - STD_RELON_EXCEPTION_HV(0x4980, 0x982, hdecrementer) >> + STD_RELON_EXCEPTION_HV(0x4988, 0x982, hdecrementer) >> MASKABLE_RELON_EXCEPTION_PSERIES(0x4a00, 0xa00, doorbell_super) >> STD_RELON_EXCEPTION_PSERIES(0x4b00, 0xb00, trap_0b) >> >> > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/