[PATCH v2 05/13] MIPS: Don't build fast TLB refill handler with 32-bit kernels

[Andreas Herrmann]

From: David Daney <david.da...@cavium.com>

The fast handler only supports 64-bit kernels.

Signed-off-by: David Daney <david.da...@cavium.com>
Signed-off-by: Andreas Herrmann <andreas.herrm...@caviumnetworks.com>
---
 arch/mips/mm/tlbex.c |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index f99ec587..af91f3e 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -1250,13 +1250,17 @@ static void build_r4000_tlb_refill_handler(void)
        unsigned int final_len;
        struct mips_huge_tlb_info htlb_info __maybe_unused;
        enum vmalloc64_mode vmalloc_mode __maybe_unused;
-
+#ifdef CONFIG_64BIT
+       bool is64bit = true;
+#else
+       bool is64bit = false;
+#endif
        memset(tlb_handler, 0, sizeof(tlb_handler));
        memset(labels, 0, sizeof(labels));
        memset(relocs, 0, sizeof(relocs));
        memset(final_handler, 0, sizeof(final_handler));
 
-       if ((scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) {
+       if (is64bit && (scratch_reg >= 0 || scratchpad_available()) && 
use_bbit_insns()) {
                htlb_info = build_fast_tlb_refill_handler(&p, &l, &r, K0, K1,
                                                          scratch_reg);
                vmalloc_mode = refill_scratch;
-- 
1.7.9.5

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