Messages in this thread | | | Date | Thu, 25 Apr 2013 16:24:41 +0800 | From | Mike Qiu <> | Subject | Re: [PATCH] PowerPC: kernel: compiling issue, make additional room in exception vector area |
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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) >> >> >
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