Message ID | 1556552948-24957-9-git-send-email-diana.craciun@nxp.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show |
Series | missing powerpc spectre backports for 4.4 | expand |
On Mon, Apr 29, 2019 at 06:49:08PM +0300, Diana Craciun wrote:
> Currently only supported on powerpc.
No upstream git commit id for this one?
thanks,
greg k-h
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index f0bdf78420a0..3ff87d5d6fea 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2449,6 +2449,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted. legacy floating-point registers on task switch. nohugeiomap [KNL,x86] Disable kernel huge I/O mappings. + + nospectre_v1 [PPC] Disable mitigations for Spectre Variant 1 (bounds + check bypass). With this option data leaks are possible + in the system. nospectre_v2 [X86,PPC_FSL_BOOK3E] Disable all mitigations for the Spectre variant 2 (indirect branch prediction) vulnerability. System may