[PATCH] powerpc/sstep: Fix VSX instruction emulation

[Michael Ellerman]

On Thu, 25 Feb 2021 14:19:46 +1100, Jordan Niethe wrote:
> Commit af99da74333b ("powerpc/sstep: Support VSX vector paired storage
> access instructions") added loading and storing 32 word long data into
> adjacent VSRs. However the calculation used to determine if two VSRs
> needed to be loaded/stored inadvertently prevented the load/storing
> taking place for instructions with a data length less than 16 words.
> 
> This causes the emulation to not function correctly, which can be seen
> by the alignment_handler selftest:
> 
> [...]

Applied to powerpc/fixes.

[1/1] powerpc/sstep: Fix VSX instruction emulation
      https://git.kernel.org/powerpc/c/5c88a17e15795226b56d83f579cbb9b7a4864f79

cheers