On Mon, 2 May 2022 22:50:10 +1000, Michael Ellerman wrote:
> As reported by Alan, the CFI (Call Frame Information) in the VDSO time
> routines is incorrect since commit ce7d8056e38b ("powerpc/vdso: Prepare
> for switching VDSO to generic C implementation.").
>
> In particular the changes to the frame address register (r1) are not
> properly described, which prevents gdb from being able to generate a
> backtrace from inside VDSO functions, eg:
>
> [...]
Applied to powerpc/fixes.
[1/1] powerpc/vdso: Fix incorrect CFI in gettimeofday.S
https://git.kernel.org/powerpc/c/6d65028eb67dbb7627651adfc460d64196d38bd8
cheers
