linux-kernel - Re: [PATCH v7 30/41] x86/shstk: Handle thread shadow stack

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Message-ID: <c8b340708a5d5aac04ae9a16786c3a35637272c8.camel@intel.com>
Date:   Thu, 9 Mar 2023 20:29:30 +0000
From:   "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
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Subject: Re: [PATCH v7 30/41] x86/shstk: Handle thread shadow stack

On Thu, 2023-03-09 at 18:04 +0100, Borislav Petkov wrote:
> On Thu, Mar 09, 2023 at 04:59:52PM +0000, Edgecombe, Rick P wrote:
> > Ah, I see what you were saying now. It looks like it will work to
> > me if
> > you think it is better stylistically.
> 
> Yeah, having a function return an error *and* an I/O parameter at the
> same time is more complicated and error prone instead of when you
> have
> a single retval and only input parameters.
> 
> I'd say.

Yea, I agree it's better this way, and at first I just missed your
point. By "if you think it's better", I just meant that if someone told
me to do it the other way I wouldn't die on the hill.