Comment 2 for bug 1822870

------- Comment From <email address hidden> 2019-04-02 15:26 EDT-------
Disco appears to be missing only this patch on master, but it's included on master-next:
92edf8df0ff2ae86cc632eeca0e651fd8431d40d powerpc/security: Fix spectre_v2 reporting

The HWE and Cosmic are missing these patches:
cf175dc315f90185128fb061dc05b6fbb211aa2f powerpc/64: Disable the speculation barrier from the command line
6453b532f2c8856a80381e6b9a1f5ea2f12294df powerpc/64: Make stf barrier PPC_BOOK3S_64 specific.
179ab1cbf883575c3a585bcfc0f2160f1d22a149 powerpc/64: Add CONFIG_PPC_BARRIER_NOSPEC
af375eefbfb27cbb5b831984e66d724a40d26b5c powerpc/64: Call setup_barrier_nospec() from setup_arch()
406d2b6ae3420f5bb2b3db6986dc6f0b6dbb637b powerpc/64: Make meltdown reporting Book3S 64 specific
06d0bbc6d0f56dacac3a79900e9a9a0d5972d818 powerpc/asm: Add a patch_site macro & helpers for patching instructions
dc8c6cce9a26a51fc19961accb978217a3ba8c75 powerpc/64s: Add new security feature flags for count cache flush
ee13cb249fabdff8b90aaff61add347749280087 powerpc/64s: Add support for software count cache flush
ba72dc171954b782a79d25e0f4b3ed91090c3b1e powerpc/pseries: Query hypervisor for count cache flush settings
99d54754d3d5f896a8f616b0b6520662bc99d66b powerpc/powernv: Query firmware for count cache flush settings
7d8bad99ba5a22892f0cad6881289fdc3875a930 powerpc/fsl: Fix spectre_v2 mitigations reporting
92edf8df0ff2ae86cc632eeca0e651fd8431d40d powerpc/security: Fix spectre_v2 reporting

HWE-edge is missing the last patch still at this moment.