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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-09-05 07:57:19 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-09-05 07:57:19 +0200 |
| commit | e6c340171f0daaccc95b90abbeed2b837157ee11 (patch) | |
| tree | 843d4035be59bd791321910e52157ce527b3b4b3 /arch/arm/mm/tlb-v7.S | |
| parent | Input: tegra - move platform data header (diff) | |
| parent | Linux 3.6-rc4 (diff) | |
| download | linux-e6c340171f0daaccc95b90abbeed2b837157ee11.tar.xz linux-e6c340171f0daaccc95b90abbeed2b837157ee11.zip | |
Merge tag 'v3.6-rc4' into next
Linux 3.6-rc4
# gpg: Signature made Sat 01 Sep 2012 10:40:33 AM PDT using RSA key ID 00411886
# gpg: Good signature from "Linus Torvalds <torvalds@linux-foundation.org>"
Diffstat (limited to 'arch/arm/mm/tlb-v7.S')
| -rw-r--r-- | arch/arm/mm/tlb-v7.S | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S index 845f461f8ec1..ea94765acf9a 100644 --- a/arch/arm/mm/tlb-v7.S +++ b/arch/arm/mm/tlb-v7.S @@ -39,10 +39,18 @@ ENTRY(v7wbi_flush_user_tlb_range) mov r0, r0, lsr #PAGE_SHIFT @ align address mov r1, r1, lsr #PAGE_SHIFT asid r3, r3 @ mask ASID +#ifdef CONFIG_ARM_ERRATA_720789 + ALT_SMP(W(mov) r3, #0 ) + ALT_UP(W(nop) ) +#endif orr r0, r3, r0, lsl #PAGE_SHIFT @ Create initial MVA mov r1, r1, lsl #PAGE_SHIFT 1: +#ifdef CONFIG_ARM_ERRATA_720789 + ALT_SMP(mcr p15, 0, r0, c8, c3, 3) @ TLB invalidate U MVA all ASID (shareable) +#else ALT_SMP(mcr p15, 0, r0, c8, c3, 1) @ TLB invalidate U MVA (shareable) +#endif ALT_UP(mcr p15, 0, r0, c8, c7, 1) @ TLB invalidate U MVA add r0, r0, #PAGE_SZ @@ -67,7 +75,11 @@ ENTRY(v7wbi_flush_kern_tlb_range) mov r0, r0, lsl #PAGE_SHIFT mov r1, r1, lsl #PAGE_SHIFT 1: +#ifdef CONFIG_ARM_ERRATA_720789 + ALT_SMP(mcr p15, 0, r0, c8, c3, 3) @ TLB invalidate U MVA all ASID (shareable) +#else ALT_SMP(mcr p15, 0, r0, c8, c3, 1) @ TLB invalidate U MVA (shareable) +#endif ALT_UP(mcr p15, 0, r0, c8, c7, 1) @ TLB invalidate U MVA add r0, r0, #PAGE_SZ cmp r0, r1 |