From 37dd3818d1f3d875125cffb6d84392df1a38f2f9 Mon Sep 17 00:00:00 2001 From: Petri Gynther Date: Fri, 8 May 2015 15:10:10 -0700 Subject: [PATCH] MIPS: traps: print Exception Code in __show_regs() Print Exception Code when printing the Cause register. Signed-off-by: Petri Gynther Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/9998/ Signed-off-by: Ralf Baechle --- arch/mips/kernel/traps.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index d2d1c1933bc9..1d6dd12fe940 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -236,6 +236,7 @@ static void __show_regs(const struct pt_regs *regs) { const int field = 2 * sizeof(unsigned long); unsigned int cause = regs->cp0_cause; + unsigned int exccode; int i; show_regs_print_info(KERN_DEFAULT); @@ -317,10 +318,10 @@ static void __show_regs(const struct pt_regs *regs) } printk("\n"); - printk("Cause : %08x\n", cause); + exccode = (cause & CAUSEF_EXCCODE) >> CAUSEB_EXCCODE; + printk("Cause : %08x (ExcCode %02x)\n", cause, exccode); - cause = (cause & CAUSEF_EXCCODE) >> CAUSEB_EXCCODE; - if (1 <= cause && cause <= 5) + if (1 <= exccode && exccode <= 5) printk("BadVA : %0*lx\n", field, regs->cp0_badvaddr); printk("PrId : %08x (%s)\n", read_c0_prid(), -- 2.20.1