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SubjectRe: [PATCH v2 1/5] tracing: Add support for creating hist trigger variables from literal
On Wed, 20 Oct 2021 08:55:23 -0700
Kalesh Singh <> wrote:

> > BTW, why is there a limit to the number of constants?
> The motivation was to limit the number of hist_fields that can be
> created for constants. These are also indirectly limited by the max
> number of subexpressions (3) and the max number of vars/keys that can
> be defined, so I don't feel strongly about keeping it.

Yeah. I see the limiting factor is the number of expressions and such. And
as described in my other email, if you have two constants for a single
operand, you can easily combine them into one.

-- Steve

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