Re: [PATCH] powerpc/64/signal: Fix regression in __kernel_sigtramp_rt64() semantics

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On Tue, Feb 09, 2021 at 12:02:40PM -0300, Raoni Fassina Firmino wrote:
> Repeated the same tests as the upstream code on top of v5.10.14 and
> v5.9.16, tested on powerpc64 and powerpc64le, with a glibc build and
> running the affected glibc's testcase[2], inspected that glibc's
> backtrace() now gives the correct result and gdb backtrace also keeps
> working as before.
> 
> I believe this should be backported to releases 5.9 and 5.10 as
> userspace is affected in this releases. I hope I had tagged this
> correctly in the patch.

Now added to 5.10.y, 5.9.y is long end-of-life so there is nothing we
can do there, sorry.

thanks for the backport,

greg k-h



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