Re: [RESEND PATCH v4 2/2] arm64: Add seccomp support

From: Will Deacon
Date: Thu Jul 10 2014 - 04:48:41 EST

On Thu, Jul 10, 2014 at 05:33:50AM +0100, AKASHI Takahiro wrote:
> Will,
> > (1) Updating syscallno based on w8, but this ties us to the current ABI
> > and could get messy if this register changes in the future.
> So, is this the conclusion that I should follow?

I think so, with the exception that if the tracer/debugger sets it to -1 to
abort the syscall, then we should restore the original value.

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