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selftests/powerpc: Add checks for transactional FPUs in signal contexts

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If a thread receives a signal while transactional the kernel creates a
second context to show the transactional state of the process. This
test loads some known values and waits for a signal and confirms that
the expected values are in the signal context.

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Cyril Bur
2016-09-23 16:18:21 +10:00
committed by Michael Ellerman
parent f10d4424b2
commit 5ca4ffcd5c
2 changed files with 93 additions and 1 deletions
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2
tools/testing/selftests/powerpc/tm/Makefile
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@@ -1,4 +1,4 @@
SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr
SIGNAL_CONTEXT_CHK_TESTS := tm-signal-context-chk-gpr tm-signal-context-chk-fpu
TEST_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack \
tm-vmxcopy tm-fork tm-tar tm-tmspr $(SIGNAL_CONTEXT_CHK_TESTS)