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| author | Jayachandran C | 2018-01-19 13:22:48 +0100 |
|---|---|---|
| committer | Catalin Marinas | 2018-01-23 20:59:49 +0100 |
| commit | 0ba2e29c7fc1d58a90fab614d41bf487e28e3840 (patch) | |
| tree | 264d7397b3e7505f2f5c801c9d613242e0533227 /kernel/futex.c | |
| parent | arm64: Branch predictor hardening for Cavium ThunderX2 (diff) | |
| download | kernel-qcow2-linux-0ba2e29c7fc1d58a90fab614d41bf487e28e3840.tar.gz kernel-qcow2-linux-0ba2e29c7fc1d58a90fab614d41bf487e28e3840.tar.xz kernel-qcow2-linux-0ba2e29c7fc1d58a90fab614d41bf487e28e3840.zip | |
arm64: Turn on KPTI only on CPUs that need it
Whitelist Broadcom Vulcan/Cavium ThunderX2 processors in
unmap_kernel_at_el0(). These CPUs are not vulnerable to
CVE-2017-5754 and do not need KPTI when KASLR is off.
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jayachandran C <jnair@caviumnetworks.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'kernel/futex.c')
0 files changed, 0 insertions, 0 deletions