From: "Andi Kleen" <[email protected]>
There were no reports about the previous warning for FPU exceptions in the
kernel, so make it a die() now.
Also improve the error messages slightly.
Signed-off-by: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
---
25-akpm/arch/x86_64/kernel/traps.c | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)
diff -puN arch/x86_64/kernel/traps.c~x86_64-make-kernel-math-errors-a-die-now arch/x86_64/kernel/traps.c
--- 25/arch/x86_64/kernel/traps.c~x86_64-make-kernel-math-errors-a-die-now 2005-04-12 03:21:23.706532960 -0700
+++ 25-akpm/arch/x86_64/kernel/traps.c 2005-04-12 03:21:23.709532504 -0700
@@ -733,14 +733,8 @@ static int kernel_math_error(struct pt_r
return 1;
}
notify_die(DIE_GPF, str, regs, 0, 16, SIGFPE);
-#if 0
- /* This should be a die, but warn only for now */
+ /* Illegal floating point operation in the kernel */
die(str, regs, 0);
-#else
- printk(KERN_DEBUG "%s: %s at ", current->comm, str);
- printk_address(regs->rip);
- printk("\n");
-#endif
return 0;
}
@@ -824,7 +818,7 @@ asmlinkage void do_simd_coprocessor_erro
conditional_sti(regs);
if ((regs->cs & 3) == 0 &&
- kernel_math_error(regs, "simd math error"))
+ kernel_math_error(regs, "kernel simd math error"))
return;
/*
_
-
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