[PATCH] x86_64: Make kernel math errors a die() now
authorAndi Kleen <ak@suse.de>
Sat, 16 Apr 2005 22:25:06 +0000 (15:25 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Sat, 16 Apr 2005 22:25:06 +0000 (15:25 -0700)
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 <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
arch/x86_64/kernel/traps.c

index 1b06ab24538bd61517ff7a85e75d77fbc952018d..2f42fd5c075ffaf56788f66222a1f917c4ea6810 100644 (file)
@@ -733,14 +733,8 @@ static int kernel_math_error(struct pt_regs *regs, char *str)
                return 1;
        }
        notify_die(DIE_GPF, str, regs, 0, 16, SIGFPE);
                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);
        die(str, regs, 0);
-#else
-       printk(KERN_DEBUG "%s: %s at ", current->comm, str);
-       printk_address(regs->rip);
-       printk("\n");
-#endif
        return 0;
 }
 
        return 0;
 }
 
@@ -824,7 +818,7 @@ asmlinkage void do_simd_coprocessor_error(struct pt_regs *regs)
 
        conditional_sti(regs);
        if ((regs->cs & 3) == 0 &&
 
        conditional_sti(regs);
        if ((regs->cs & 3) == 0 &&
-               kernel_math_error(regs, "simd math error"))
+               kernel_math_error(regs, "kernel simd math error"))
                return;
 
        /*
                return;
 
        /*