From 35d0470668cca234e49ed35342b3f9a0eec8355c Mon Sep 17 00:00:00 2001 From: David Daney Date: Wed, 28 May 2014 23:52:08 +0200 Subject: [PATCH] MIPS: Don't build fast TLB refill handler with 32-bit kernels The fast handler only supports 64-bit kernels. Signed-off-by: David Daney Signed-off-by: Andreas Herrmann Cc: linux-mips@linux-mips.org Cc: James Hogan Cc: kvm@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/7010/ Signed-off-by: Ralf Baechle --- 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 f99ec587b151..af91f3ed1a82 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; -- 2.20.1