* [PATCH] MIPS: Don't dump Hi & Lo regs on >= MIPSr6
@ 2018-11-09 20:08 Paul Burton
2018-11-13 22:22 ` Paul Burton
0 siblings, 1 reply; 3+ messages in thread
From: Paul Burton @ 2018-11-09 20:08 UTC (permalink / raw)
To: linux-mips; +Cc: Paul Burton
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>
---
arch/mips/kernel/traps.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 21f36c9e8a86..a88994a77d52 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -51,6 +51,7 @@
#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>
@@ -279,8 +280,10 @@ 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
--
2.19.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] MIPS: Don't dump Hi & Lo regs on >= MIPSr6
@ 2018-11-13 22:22 ` Paul Burton
0 siblings, 0 replies; 3+ messages in thread
From: Paul Burton @ 2018-11-13 22:22 UTC (permalink / raw)
To: Paul Burton; +Cc: linux-mips, Paul Burton, linux-mips
Hello,
Paul Burton wrote:
> 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>
Applied to mips-next.
Thanks,
Paul
[ This message was auto-generated; if you believe anything is incorrect
then please email paul.burton@mips.com to report it. ]
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] MIPS: Don't dump Hi & Lo regs on >= MIPSr6
@ 2018-11-13 22:22 ` Paul Burton
0 siblings, 0 replies; 3+ messages in thread
From: Paul Burton @ 2018-11-13 22:22 UTC (permalink / raw)
To: Paul Burton; +Cc: linux-mips
Hello,
Paul Burton wrote:
> 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>
Applied to mips-next.
Thanks,
Paul
[ This message was auto-generated; if you believe anything is incorrect
then please email paul.burton@mips.com to report it. ]
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2018-11-13 22:23 UTC | newest]
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