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| author | Johannes Wikner <[email protected]> | 2024-09-23 20:49:34 +0200 |
|---|---|---|
| committer | Borislav Petkov (AMD) <[email protected]> | 2024-10-10 10:34:29 +0200 |
| commit | 3ea87dfa31a7b0bb0ff1675e67b9e54883013074 (patch) | |
| tree | 5e2d4b48d1427405de974b93921ce54fa428eb56 /tools/testing/selftests/bpf/prog_tests/autoload.c | |
| parent | ff898623af2ed564300752bba83a680a1e4fec8d (diff) | |
x86/cpufeatures: Add a IBPB_NO_RET BUG flag
Set this flag if the CPU has an IBPB implementation that does not
invalidate return target predictions. Zen generations < 4 do not flush
the RSB when executing an IBPB and this bug flag denotes that.
[ bp: Massage. ]
Signed-off-by: Johannes Wikner <[email protected]>
Signed-off-by: Borislav Petkov (AMD) <[email protected]>
Cc: <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/autoload.c')
0 files changed, 0 insertions, 0 deletions