From mboxrd@z Thu Jan 1 00:00:00 1970 From: andrew@lunn.ch (Andrew Lunn) Date: Fri, 7 Feb 2014 00:42:08 +0100 Subject: [PATCH 12/21] ARM: Fix MULTI_TLB for feroceon In-Reply-To: <1391730137-14814-1-git-send-email-andrew@lunn.ch> References: <1391730137-14814-1-git-send-email-andrew@lunn.ch> Message-ID: <1391730137-14814-13-git-send-email-andrew@lunn.ch> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Feroceon has the same flush operations as v4wbi, but has an additional flag, TLB_L2CLEAN_FR. When building with MULTI_TLB this flag is placed into cpu_tlb.tlb_flags, so there needs to be a cpu_tlb specifically for feroceon, rather than sharing the v4wbi. Signed-off-by: Andrew Lunn --- arch/arm/mm/proc-feroceon.S | 2 +- arch/arm/mm/tlb-v4wbi.S | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S index db79b62c92fb..b76c2706cb02 100644 --- a/arch/arm/mm/proc-feroceon.S +++ b/arch/arm/mm/proc-feroceon.S @@ -607,7 +607,7 @@ __\name\()_proc_info: .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP .long \cpu_name .long feroceon_processor_functions - .long v4wbi_tlb_fns + .long fr_tlb_fns .long feroceon_user_fns .long \cache .size __\name\()_proc_info, . - __\name\()_proc_info diff --git a/arch/arm/mm/tlb-v4wbi.S b/arch/arm/mm/tlb-v4wbi.S index 1f6062b6c1c1..4e053fef3487 100644 --- a/arch/arm/mm/tlb-v4wbi.S +++ b/arch/arm/mm/tlb-v4wbi.S @@ -28,6 +28,7 @@ * - mm - mm_struct describing address space */ .align 5 +ENTRY(fr_flush_user_tlb_range) ENTRY(v4wbi_flush_user_tlb_range) vma_vm_mm ip, r2 act_mm r3 @ get current->active_mm @@ -46,6 +47,7 @@ ENTRY(v4wbi_flush_user_tlb_range) blo 1b mov pc, lr +ENTRY(fr_flush_kern_tlb_range) ENTRY(v4wbi_flush_kern_tlb_range) mov r3, #0 mcr p15, 0, r3, c7, c10, 4 @ drain WB @@ -62,3 +64,4 @@ ENTRY(v4wbi_flush_kern_tlb_range) /* define struct cpu_tlb_fns (see and proc-macros.S) */ define_tlb_functions v4wbi, v4wbi_tlb_flags + define_tlb_functions fr, fr_tlb_flags -- 1.8.5.3