[PATCH] powerpc/stacktrace: Fix arch_stack_walk_reliable()

[Michael Ellerman]

On Fri, 22 Sep 2023 09:24:41 +1000, Michael Ellerman wrote:
> The changes to copy_thread() made in commit eed7c420aac7 ("powerpc:
> copy_thread differentiate kthreads and user mode threads") inadvertently
> broke arch_stack_walk_reliable() because it has knowledge of the stack
> layout.
> 
> Fix it by changing the condition to match the new logic in
> copy_thread(). The changes make the comments about the stack layout
> incorrect, rather than rephrasing them just refer the reader to
> copy_thread().
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc/stacktrace: Fix arch_stack_walk_reliable()
      https://git.kernel.org/powerpc/c/c5cc3ca707bc916a3f326364751a41f25040aef3

cheers