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powerpc/tm: Add tm-poison test

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Add TM selftest to check if FP or VEC register values from one process
can leak into another process when both run on the same CPU.

Signed-off-by: Gustavo Romero <gromero@linux.ibm.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190904045529.23002-3-gromero@linux.vnet.ibm.com
This commit is contained in:
Gustavo Romero
2019-09-04 00:55:29 -04:00
committed by Michael Ellerman
parent 45824fc0da
commit a003365cab
3 changed files with 181 additions and 1 deletions
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2
tools/testing/selftests/powerpc/tm/Makefile
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@@ -5,7 +5,7 @@ SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu
TEST_GEN_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack \
tm-vmxcopy tm-fork tm-tar tm-tmspr tm-vmx-unavail tm-unavailable tm-trap \
$(SIGNAL_CONTEXT_CHK_TESTS) tm-sigreturn tm-signal-sigreturn-nt \
tm-signal-context-force-tm
tm-signal-context-force-tm tm-poison
top_srcdir = ../../../../..
include ../../lib.mk