Quoting Nick Desaulniers (2020-08-05 15:50:14)
> Fixes the observed warnings:
> scripts/gdb/linux/rbtree.py:20: SyntaxWarning: "is" with a literal. Did
> you mean "=="?
>   if node is 0:
> scripts/gdb/linux/rbtree.py:36: SyntaxWarning: "is" with a literal. Did
> you mean "=="?
>   if node is 0:
> 
> It looks like this is a new warning added in Python 3.8. I've only seen
> this once after adding the add-auto-load-safe-path rule to my ~/.gdbinit
> for a new tree.
> 
> Cc: Stephen Boyd <[email protected]>
> Fixes: commit 449ca0c95ea2 ("scripts/gdb: add rb tree iterating utilities")
> Link: 
> https://adamj.eu/tech/2020/01/21/why-does-python-3-8-syntaxwarning-for-is-literal/
> Signed-off-by: Nick Desaulniers <[email protected]>
> ---

Reviewed-by: Stephen Boyd <[email protected]>

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