selftests/rseq: Implement rseq numa node id field selftest

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Test the NUMA node id extension rseq field. Compare it against the value
returned by the getcpu(2) system call while pinned on a specific core.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20221122203932.231377-7-mathieu.desnoyers@efficios.com

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Mathieu Desnoyers 2022-11-22 15:39:08 -05:00 • committed by Peter Zijlstra

parent 03f5c0272d

commit 99babd04b2

4 changed files with 58 additions and 0 deletions

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4

tools/testing/selftests/rseq/basic_test.c

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tools/testing/selftests/rseq/rseq-abi.h

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tools/testing/selftests/rseq/rseq.c

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tools/testing/selftests/rseq/rseq.h

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