linux-kernel - Re: [RFC PATCH 00/13] x86 User Interrupts support

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Date:   Thu, 23 Sep 2021 17:07:27 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Dave Hansen <dave.hansen@...el.com>
Cc:     "Mehta, Sohil" <sohil.mehta@...el.com>,
        "x86@...nel.org" <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Luck, Tony" <tony.luck@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>,
        "Lutomirski, Andy" <luto@...nel.org>, Jens Axboe <axboe@...nel.dk>,
        Christian Brauner <christian@...uner.io>,
        Peter Zijlstra <peterz@...radead.org>,
        Shuah Khan <shuah@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Jonathan Corbet <corbet@....net>,
        "Raj, Ashok" <ashok.raj@...el.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        "Kammela, Gayatri" <gayatri.kammela@...el.com>,
        "Zeng, Guang" <guang.zeng@...el.com>,
        "Williams, Dan J" <dan.j.williams@...el.com>,
        "Witt, Randy E" <randy.e.witt@...el.com>,
        "Shankar, Ravi V" <ravi.v.shankar@...el.com>,
        "Thomas, Ramesh" <ramesh.thomas@...el.com>,
        "linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
        "linux-kselftest@...r.kernel.org" <linux-kselftest@...r.kernel.org>
Subject: Re: [RFC PATCH 00/13] x86 User Interrupts support

On Thu, Sep 23, 2021 at 07:46:43AM -0700, Dave Hansen wrote:
> I encourage everyone submitting new hardware features to include
> information about where their feature will show up to end users *and* to
> say how widely it will be available.  I'd actually prefer if maintainers
> rejected patches that didn't have this information.

Make sense.  So, what are the answers to these questions for this new
CPU feature?

thanks,

greg k-h