Messages in this thread | | | Subject | Re: [PATCH 1/2] powerpc/asm-offset: Remove unused items related to paca | From | Christophe Leroy <> | Date | Wed, 5 May 2021 06:49:05 +0200 |
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Le 04/05/2021 à 12:40, Christophe Leroy a écrit : > > > Le 04/05/2021 à 12:14, Nicholas Piggin a écrit : >> Excerpts from Christophe Leroy's message of May 4, 2021 2:46 am: >>> PACA_SIZE, PACACONTEXTID, PACALOWSLICESPSIZE, PACAHIGHSLICEPSIZE, >>> PACA_SLB_ADDR_LIMIT, MMUPSIZEDEFSIZE, PACASLBCACHE, PACASLBCACHEPTR, >>> PACASTABRR, PACAVMALLOCSLLP, MMUPSIZESLLP, PACACONTEXTSLLP, >>> PACALPPACAPTR, LPPACA_DTLIDX and PACA_DTL_RIDX are not used anymore >>> by ASM code. >> >> Reviewed-by: Nicholas Piggin <npiggin@gmail.com> >> >> Also I think SIGSEGV, NMI_MASK, THREAD_DBCR0, KUAP?, TI_FLAGS, >> TI_PREEMPT, [ID]CACHEL1*, STACK_REGS_KUAP, EXC_LVL_SIZE, KVM_NEED_FLUSH, >> KVM_FWNMI, VCPU_DEC, VCPU_SPMC, HSTATE_XICS_PHYS, HSTATE_SAVED_XIRR, >> PPC_DBELL_MSGTYPE I think. While we're cleaning it up. > > Yes, thanks for checking. > > I think we can safely remove KUAP. > > But we can't remove EXC_LVL_SIZE, it is used in kernel/head_booke.h which is probably included in > head_44x.S and head_fsl_booke.S
DCACHEL1*BLOCKSIZE are also still used.
Christophe
> > Christophe
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