From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Wed, 1 Sep 2010 16:49:13 -0700 Subject: [PATCH 3/6] ARM: Fix v7wbi_tlb_flags for SMP on UP Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Fix v7wbi_tlb_flags for SMP on UP. Note that we must enable MULTI_TLB to avoid undefined reference to cpu_tlb error. Signed-off-by: Tony Lindgren --- arch/arm/include/asm/tlbflush.h | 14 +++++++++++++- 1 files changed, 13 insertions(+), 1 deletions(-) diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index 1fd0db9..55e1dd9 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -189,20 +189,32 @@ # define v6wbi_always_flags (-1UL) #endif +#define v7wbi_tlb_flags_common (TLB_WB | TLB_DCLEAN) #define v7wbi_tlb_flags_smp (TLB_WB | TLB_DCLEAN | TLB_V7_IS_BTB | \ TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID) #define v7wbi_tlb_flags_up (TLB_WB | TLB_DCLEAN | TLB_BTB | \ TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID) #ifdef CONFIG_SMP +#ifdef CONFIG_SMP_ON_UP +#define v7wbi_tlb_flags (v7wbi_tlb_flags_smp | v7wbi_tlb_flags_up) +#else #define v7wbi_tlb_flags v7wbi_tlb_flags_smp +#endif #else #define v7wbi_tlb_flags v7wbi_tlb_flags_up #endif #ifdef CONFIG_CPU_TLB_V7 # define v7wbi_possible_flags v7wbi_tlb_flags -# define v7wbi_always_flags v7wbi_tlb_flags +# ifdef CONFIG_SMP_ON_UP +# define v7wbi_always_flags v7wbi_tlb_flags_common +# ifndef MULTI_TLB +# define MULTI_TLB 1 +# endif +# else +# define v7wbi_always_flags v7wbi_tlb_flags +# endif # ifdef _TLB # define MULTI_TLB 1 # else -- 1.7.1