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selftests/powerpc: Add ptrace hw breakpoint test
authorMichael Neuling <mikey@neuling.org>
Tue, 22 May 2018 06:14:27 +0000 (16:14 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 4 Nov 2018 13:52:45 +0000 (14:52 +0100)
commit07e2121f4f2b8f6534a3dc42d67fd32403c6b65e
treef8ffe544e46e4a9d0024c50dd1d4f92afe1bbe31tree | snapshot
parent672fdbd5966e8182a0afbc0b178f03bb133cad5acommit | diff
selftests/powerpc: Add ptrace hw breakpoint test

[ Upstream commit 9c2ddfe55c42bf4b9bc336a0650ab78f9222a159 ]

This test the ptrace hw breakpoints via PTRACE_SET_DEBUGREG and
PPC_PTRACE_SETHWDEBUG.  This test was use to find the bugs fixed by
these recent commits:

  4f7c06e26e powerpc/ptrace: Fix setting 512B aligned breakpoints with PTRACE_SET_DEBUGREG
  cd6ef7eebf powerpc/ptrace: Fix enforcement of DAWR constraints

Signed-off-by: Michael Neuling <mikey@neuling.org>
[mpe: Add SPDX tag, clang format it]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
tools/testing/selftests/powerpc/ptrace/.gitignore diff | blob | history
tools/testing/selftests/powerpc/ptrace/Makefile diff | blob | history
tools/testing/selftests/powerpc/ptrace/ptrace-hwbreak.c [new file with mode: 0644] blob
Domain: System / Kernel;