MIPS: traps: Dump the HTW registers on a MC exception (31ec86b8) · Commits · 戴 / test

The HTW registers can be useful to debug a MC exception. Signed-off-by:

arch/mips/kernel/traps.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1432,6 +1432,11 @@ asmlinkage void do_mcheck(struct pt_regs *regs)
		pr_err("EntryHi : %0*lx\n", field, read_c0_entryhi());
		pr_err("EntryLo0: %0*lx\n", field, read_c0_entrylo0());
		pr_err("EntryLo1: %0*lx\n", field, read_c0_entrylo1());
		if (cpu_has_htw) {
		pr_err("PWField : %0*lx\n", field, read_c0_pwfield());
		pr_err("PWSize : %0*lx\n", field, read_c0_pwsize());
		pr_err("PWCtl : %0x\n", read_c0_pwctl());
		}
		pr_err("\n");
		dump_tlb_all();
		}