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Date:   Sat, 9 Apr 2022 01:14:47 +0200
From:   Peter Zijlstra <peterz@infradead.org>
To:     x86@kernel.org, Lai Jiangshan <jiangshanlai@gmail.com>,
        Josh Poimboeuf <jpoimboe@redhat.com>
Cc:     Andrew Cooper <Andrew.Cooper3@citrix.com>,
        linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH] x86: PUSH_AND_CLEAR_REGS_COMPAT
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On Sat, Apr 09, 2022 at 12:38:27AM +0200, Peter Zijlstra wrote:
> 
> How insane?

Anyway, the questino is; since int80 doesn't wipe the high regs, can we
get away with the SYS*_compat things not doing that either and then all
using the normal PUSH_AND_CLEAR_REGS without having to invent _COMPAT
for that?