Re: [PATCH v7 updated 21/22 ] powerpc/book3s64/kup: Check max key supported... | linuxppc-dev

[PATCH v7 00/22] Kernel userspace access/execution prevention with hash translation · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 01/22] powerpc: Add new macro to handle NESTED_IFCLR · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 02/22] KVM: PPC: BOOK3S: PR: Ignore UAMOR SPR · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 04/22] powerpc/book3s64/kuap/kuep: Move uamor setup to pkey init · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 03/22] powerpc/book3s64/kuap/kuep: Add PPC_PKEY config on book3s64 · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 05/22] powerpc/book3s64/kuap: Move KUAP related function outside radix · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 06/22] powerpc/book3s64/kuep: Move KUEP related function outside radix · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 07/22] powerpc/book3s64/kuap: Rename MMU_FTR_RADIX_KUAP and MMU_FTR_KUEP · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 08/22] powerpc/book3s64/kuap: Use Key 3 for kernel mapping with hash translation · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 09/22] powerpc/exec: Set thread.regs early during exec · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 10/22] powerpc/book3s64/pkeys: Store/restore userspace AMR/IAMR correctly on entry and exit from kernel · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 11/22] powerpc/book3s64/pkeys: Inherit correctly on fork. · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 12/22] powerpc/book3s64/pkeys: Reset userspace AMR correctly on exec · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 14/22] powerpc/book3s64/pkeys: Don't update SPRN_AMR when in kernel mode. · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 13/22] powerpc/ptrace-view: Use pt_regs values instead of thread_struct based one. · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 15/22] powerpc/book3s64/kuap: Restrict access to userspace based on userspace AMR · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 16/22] powerpc/book3s64/kuap: Improve error reporting with KUAP · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 18/22] powerpc/book3s64/kuep: Use Key 3 to implement KUEP with hash translation. · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 19/22] powerpc/book3s64/hash/kuap: Enable kuap on hash · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 20/22] powerpc/book3s64/hash/kuep: Enable KUEP on hash · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 21/22] powerpc/book3s64/hash/kup: Don't hardcode kup key · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 updated 21/22 ] powerpc/book3s64/kup: Check max key supported before enabling kup · Aneesh Kumar K.V <hidden> · 2020-12-02
Re: [PATCH v7 updated 21/22 ] powerpc/book3s64/kup: Check max key supported before enabling kup · Michael Ellerman <hidden> · 2020-12-15
[PATCH v7 22/22] powerpc/book3s64/pkeys: Optimize KUAP and KUEP feature disabled case · Aneesh Kumar K.V <hidden> · 2020-11-27
[PATCH v7 17/22] powerpc/book3s64/kuap: Use Key 3 to implement KUAP with hash translation. · Aneesh Kumar K.V <hidden> · 2020-11-27
Re: [PATCH v7 00/22] Kernel userspace access/execution prevention with hash translation · Aneesh Kumar K.V <hidden> · 2020-12-01
Re: [PATCH v7 00/22] Kernel userspace access/execution prevention with hash translation · Michael Ellerman <hidden> · 2020-12-10

Re: [PATCH v7 updated 21/22 ] powerpc/book3s64/kup: Check max key supported before enabling kup

From: Michael Ellerman <hidden>
Date: 2020-12-15 12:33:35

On Fri, 27 Nov 2020 10:14:02 +0530, Aneesh Kumar K.V wrote:

Don't enable KUEP/KUAP if we support less than or equal to 3 keys.

[...]

Applied to powerpc/next.

[21/22] powerpc/book3s64/kup: Check max key supported before enabling kup
        https://git.kernel.org/powerpc/c/61130e203dca3ba1f0c510eb12f7a4294e31a834

cheers

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