From: Thiemo Seufer <ths@networkno.de>
Date: Mon, 20 Aug 2007 22:43:49 +0000 (+0100)
Subject: [MIPS] SMTC: Fix duplicate status dumps on NMI
X-Git-Tag: firefly_0821_release~26648^2~13
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=34412c7231f513283ab501eea41774b4ae623dcc;p=firefly-linux-kernel-4.4.55.git

[MIPS] SMTC: Fix duplicate status dumps on NMI

Also removes the while(1); loop by propagating the ATTRIB_NORET of die()
to nmi_exception_handler.

Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index c8e291c83057..d6103e510899 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1035,19 +1035,11 @@ void ejtag_exception_handler(struct pt_regs *regs)
 /*
  * NMI exception handler.
  */
-void nmi_exception_handler(struct pt_regs *regs)
+NORET_TYPE void ATTRIB_NORET nmi_exception_handler(struct pt_regs *regs)
 {
-#ifdef CONFIG_MIPS_MT_SMTC
-	unsigned long dvpret = dvpe();
 	bust_spinlocks(1);
 	printk("NMI taken!!!!\n");
-	mips_mt_regdump(dvpret);
-#else
-	bust_spinlocks(1);
-	printk("NMI taken!!!!\n");
-#endif /* CONFIG_MIPS_MT_SMTC */
 	die("NMI", regs);
-	while(1) ;
 }
 
 #define VECTORSPACING 0x100	/* for EI/VI mode */