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| author |   Andy Lutomirski <luto@kernel.org> | 2021-02-09 18:33:34 -0800 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2021-02-10 13:38:12 +0100 |
| commit | d24df8ecf9b6f81029f520ae7158a8670a28d70b (patch) | |
| tree | d549abad0786bd19079ac1685770c65f7e0e4c7f /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | x86/fault: Fix AMD erratum #91 errata fixup for user code (diff) | |
| download | wireguard-linux-d24df8ecf9b6f81029f520ae7158a8670a28d70b.tar.xz wireguard-linux-d24df8ecf9b6f81029f520ae7158a8670a28d70b.zip | |
x86/fault: Skip the AMD erratum #91 workaround on unaffected CPUs
According to the Revision Guide for AMD Athlon™ 64 and AMD Opteron™
Processors, only early revisions of family 0xF are affected. This will
avoid unnecessarily fetching instruction bytes before sending SIGSEGV to
user programs.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/477173b7784bc28afb3e53d76ae5ef143917e8dd.1612924255.git.luto@kernel.org
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions