Re: [PATCH] selftests/powerpc: Test cp_abort during context switch

2016-05-02 Thread Cyril Bur
On Mon, 2 May 2016 13:51:38 +1000 Chris Smart wrote: > Test that performing a copy paste sequence in userspace on P9 does not > result in a leak of the copy into the paste of another process. > > This is based on Anton Blanchard's context_switch benchmarking code. It > sets up two processes tied

[PATCH] selftests/powerpc: Test cp_abort during context switch

2016-05-01 Thread Chris Smart
Test that performing a copy paste sequence in userspace on P9 does not result in a leak of the copy into the paste of another process. This is based on Anton Blanchard's context_switch benchmarking code. It sets up two processes tied to the same CPU, one which copies and one which pastes. The pa