From: Mike Qiu <qiudayu@linux.vnet.ibm.com>
To: Chen Gang <gang.chen@asianux.com>
Cc: sfr@canb.auug.org.au, Michael Neuling <mikey@neuling.org>,
matt@ozlabs.org, linux-kernel@vger.kernel.org, paulus@samba.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] PowerPC: kernel: compiling issue, make additional room in exception vector area
Date: Thu, 25 Apr 2013 16:24:41 +0800 [thread overview]
Message-ID: <5178E849.4090202@linux.vnet.ibm.com> (raw)
In-Reply-To: <5178E775.4030409@asianux.com>
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 <gang.chen@asianux.com>
>> ---
>> 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)
>>
>>
>
next prev parent reply other threads:[~2013-04-25 8:25 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-24 8:22 "attempt to move .org backwards" still show up Mike Qiu
2013-04-24 8:31 ` Michael Ellerman
2013-04-24 8:35 ` Mike Qiu
2013-04-24 10:37 ` Michael Neuling
2013-04-24 12:47 ` Mike
2013-04-25 1:05 ` Chen Gang
2013-04-25 4:05 ` Mike Qiu
2013-04-25 5:36 ` Chen Gang
2013-04-25 7:23 ` Chen Gang
2013-04-25 6:25 ` Paul Mackerras
2013-04-25 11:16 ` Chen Gang
2013-04-26 1:58 ` Mike Qiu
2013-04-26 2:05 ` Chen Gang
2013-04-25 11:51 ` [PATCH v2] PowerPC: kernel: compiling issue, make additional room in exception vector area Chen Gang
2013-04-25 11:58 ` Chen Gang
2013-04-25 23:16 ` Michael Neuling
2013-04-26 1:06 ` Chen Gang
2013-04-26 1:18 ` Chen Gang
2013-04-26 1:36 ` Chen Gang
2013-04-26 2:03 ` Mike Qiu
2013-04-26 2:06 ` Chen Gang
2013-04-26 3:08 ` Mike Qiu
2013-04-26 3:25 ` Chen Gang
2013-04-26 3:42 ` Chen Gang
2013-04-26 3:54 ` Mike Qiu
2013-04-27 9:28 ` Chen Gang F T
2013-04-27 9:32 ` Mike Qiu
2013-04-27 9:33 ` Chen Gang
2013-04-26 3:19 ` "attempt to move .org backwards" still show up Mike Qiu
2013-04-25 8:18 ` [PATCH] PowerPC: kernel: compiling issue, make additional room in exception vector area Chen Gang
2013-04-25 8:21 ` Chen Gang
2013-04-25 8:24 ` Mike Qiu [this message]
2013-04-25 9:00 ` Michael Neuling
2013-04-25 9:05 ` Chen Gang
2013-04-25 9:30 ` Chen Gang
2013-04-24 8:36 ` "attempt to move .org backwards" still show up Mike Qiu
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