Re: [PATCH] x86_64: handle iret faults better

From: Andi Kleen
Date: Fri Apr 29 2005 - 10:10:23 EST

> This patch makes faults in iret produce the normal signals that would
> result from the same errors when executing some user-mode instruction.
> To accomplish this, I've extended the exception_table mechanism to support
> "special fixups". Instead of a PC location to jump to, these have a
> function called in the trap handler context and passed the full trap details.

As written earlier I dont like this patch because it is far too complicated.
I would just fake a simple signal in the error handler, all the other
complicated infrastructure seems unnecessary.

Linus, Andrew, please dont apply this patch.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at