selftests/x86/lam: Add test cases for LAM vs thread creation

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LAM enabling is only allowed when the process has single thread.
LAM mode is inherited into child thread.

Trying to enable LAM after spawning a thread has to fail.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/all/20230312112612.31869-18-kirill.shutemov%40linux.intel.com

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Kirill A. Shutemov 2023-03-12 14:26:12 +03:00 • committed by Dave Hansen

parent 34821473de

commit dfd7a1569e

1 changed files with 92 additions and 0 deletions

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tools/testing/selftests/x86/lam.c

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