linux-kernel - Re: [RFC PATCH 0/8] signals: Support more than 64 signals

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Date:   Tue, 4 Jan 2022 01:49:42 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Walt Drummond <walt@...mmond.us>
Cc:     aacraid@...rosemi.com, anna.schumaker@...app.com, arnd@...db.de,
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Subject: Re: [RFC PATCH 0/8] signals: Support more than 64 signals

On Tue, Jan 04, 2022 at 01:16:17AM +0000, Al Viro wrote:
> On Mon, Jan 03, 2022 at 05:00:58PM -0800, Walt Drummond wrote:
> > I simply wanted SIGINFO and VSTATUS, and that necessitated this.
> 
> Elaborate, please.  What exactly requires more than 32 rt signals?

More to the point, which system had SIGINFO >= SIGRTMIN?  Or signals
with numbers greater than SIGRTMAX, for that matter?

I really don't get it...