selftests/powerpc: Add a test of 4PB SLB handling
authorMichael Ellerman <mpe@ellerman.id.au>
Thu, 17 Mar 2022 14:39:25 +0000 (01:39 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 29 Apr 2022 03:43:22 +0000 (13:43 +1000)
commite96a76ee5283d509f2bf45133d147e77f73a1b15
treec371d60640c71ff24261e5cf6d3232ed4da041b3
parent0d897255e79e26f471d10bbf72db9eee6f9cb723
selftests/powerpc: Add a test of 4PB SLB handling

Add a test for a bug we had in the 4PB address space SLB handling. It
was fixed in commit 4c2de74cc869 ("powerpc/64: Interrupts save PPR on
stack rather than thread_struct").

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220317143925.1030447-1-mpe@ellerman.id.au
tools/testing/selftests/powerpc/mm/.gitignore
tools/testing/selftests/powerpc/mm/Makefile
tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c [new file with mode: 0644]