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authorPaul Burton <paul.burton@mips.com>2018-11-09 20:08:36 +0000
committerPaul Burton <paul.burton@mips.com>2018-11-09 17:20:12 -0800
commitb6d18e77041edae105b32d667c28fe752534f691 (patch)
treec347af0f7f2675f352e17e1ab6175446eb928963 /arch/mips/kernel
parentc7adfaea4bf445b4715ffb031fcd9313b4cf63d5 (diff)
MIPS: Don't dump Hi & Lo regs on >= MIPSr6
MIPSr6 removed the Hi & Lo registers, so displaying their values on MIPSr6 systems is pointless. Avoid doing so. Signed-off-by: Paul Burton <paul.burton@mips.com> Patchwork: https://patchwork.linux-mips.org/patch/21067/ Cc: linux-mips@linux-mips.org
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/traps.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 6eb89fd95533..b34f9a707edd 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -50,6 +50,7 @@
#include <asm/fpu.h>
#include <asm/fpu_emulator.h>
#include <asm/idle.h>
+#include <asm/isa-rev.h>
#include <asm/mips-cps.h>
#include <asm/mips-r2-to-r6-emul.h>
#include <asm/mipsregs.h>
@@ -277,8 +278,10 @@ static void __show_regs(const struct pt_regs *regs)
#ifdef CONFIG_CPU_HAS_SMARTMIPS
printk("Acx : %0*lx\n", field, regs->acx);
#endif
- printk("Hi : %0*lx\n", field, regs->hi);
- printk("Lo : %0*lx\n", field, regs->lo);
+ if (MIPS_ISA_REV < 6) {
+ printk("Hi : %0*lx\n", field, regs->hi);
+ printk("Lo : %0*lx\n", field, regs->lo);
+ }
/*
* Saved cp0 registers