From 01422ff49135e0b747132686405ea8a58f760997 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Wed, 17 Oct 2012 01:01:20 +0200 Subject: MIPS: Restore pagemask after dumping the TLB. Or bad things might happen if the last TLB entry isn't a basic size page. Signed-off-by: Ralf Baechle --- arch/mips/lib/dump_tlb.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c index 3f69725556a..a99c1d3fc56 100644 --- a/arch/mips/lib/dump_tlb.c +++ b/arch/mips/lib/dump_tlb.c @@ -50,8 +50,9 @@ static void dump_tlb(int first, int last) { unsigned long s_entryhi, entryhi, asid; unsigned long long entrylo0, entrylo1; - unsigned int s_index, pagemask, c0, c1, i; + unsigned int s_index, s_pagemask, pagemask, c0, c1, i; + s_pagemask = read_c0_pagemask(); s_entryhi = read_c0_entryhi(); s_index = read_c0_index(); asid = s_entryhi & 0xff; @@ -103,6 +104,7 @@ static void dump_tlb(int first, int last) write_c0_entryhi(s_entryhi); write_c0_index(s_index); + write_c0_pagemask(s_pagemask); } void dump_tlb_all(void) -- cgit v1.2.3