[ELSA-2020-5756] Unbreakable Enterprise kernel security update

[5.4.17-2011.4.4uek]
- KVM: VMX: Explicitly clear RFLAGS.CF and RFLAGS.ZF in VM-Exit RSB path (Sean Christopherson) [Orabug: 31536904]

[5.4.17-2011.4.3uek]
- NFS: replace cross device check in copy_file_range (Olga Kornievskaia) [Orabug: 31507615]
- rds: Fix potential use after free in rds_ib_inc_free (Hans Westgaard Ry) [Orabug: 31504052]
- perf/smmuv3: Allow sharing MMIO registers with the SMMU driver (Jean-Philippe Brucker) [Orabug: 31422283]
- perf/smmuv3: use devm_platform_ioremap_resource() to simplify code (YueHaibing) [Orabug: 31422283]
- ACPI/IORT: Fix PMCG node single ID mapping handling (Tuan Phan) [Orabug: 31422283]
- uek-rpm: Increase CONFIG_NODES_SHIFT from 2 to 3 (Dave Kleikamp) [Orabug: 31422283]
- perf: avoid breaking KABI by reusing enum (Dave Kleikamp) [Orabug: 31422283]
- uek-rpm: update aarch64 configs for Ampere eMAG2 (Dave Kleikamp) [Orabug: 31422283]
- perf: arm_dmc620: Update ACPI ID. (Tuan Phan) [Orabug: 31422283]
- perf: arm_dsu: Support ACPI mode. (Tuan Phan) [Orabug: 31422283]
- perf: arm_dsu: Allow IRQ to be shared among devices. (Tuan Phan) [Orabug: 31422283]
- perf: arm_cmn: improve and make it work on 2P. (Tuan Phan) [Orabug: 31422283]
- Perf: arm-cmn: Allow irq to be shared. (Tuan Phan) [Orabug: 31422283]
- BACKPORT: arm64: acpi: Make apei_claim_sea() synchronise with APEI's irq work (James Morse) [Orabug: 31422283]
- BACKPORT: ACPI / APEI: Kick the memory_failure() queue for synchronous errors (James Morse) [Orabug: 31422283]
- BACKPORT: mm/memory-failure: Add memory_failure_queue_kick() (James Morse) [Orabug: 31422283]
- perf: Add ARM DMC-620 PMU driver. (Tuan Phan) [Orabug: 31422283]
- BACKPORT: WIP: perf/arm-cmn: Add ACPI support (Robin Murphy) [Orabug: 31422283]
- BACKPORT: WIP: perf: Add Arm CMN-600 PMU driver (Robin Murphy) [Orabug: 31422283]
- BACKPORT: perf: Add Arm CMN-600 DT binding (Robin Murphy) [Orabug: 31422283]
- net/rds: NULL pointer de-reference in rds_ib_add_one() (Ka-Cheong Poon) [Orabug: 30984983]
- mm: Fix mremap not considering huge pmd devmap (Fan Yang) [Orabug: 31452396] {CVE-2020-10757} {CVE-2020-10757}

[5.4.17-2011.4.2uek]
- UEK6 compiler warning for /net/rds/ib.c (Sharath Srinivasan) [Orabug: 31489529]
- UEK6 compiler warning for /net/rds/send.c (Sharath Srinivasan) [Orabug: 31489529]
- Fix up two build warnings in the UEK6 GA tree (Jack Vogel) [Orabug: 31489333]
- drivers/scsi/scsi_scan.c Fix the compiler warning. (Sudhakar Panneerselvam) [Orabug: 31489322]
- x86/retpoline: Fix retpoline unwind (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- x86: Change {JMP,CALL}_NOSPEC argument (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- x86: Simplify retpoline declaration (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- x86/speculation: Change STUFF_RSB to work with objtool (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- x86/speculation: Change FILL_RETURN_BUFFER to work with objtool (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- x86/unwind: Introduce UNWIND_HINT_EMPTY_ASM (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Add support for intra-function calls (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Remove INSN_STACK (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Make handle_insn_ops() unconditional (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Rework allocating stack_ops on decode (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- objtool: UNWIND_HINT_RET_OFFSET should not check registers (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- objtool: is_fentry_call() crashes if call has no destination (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Uniquely identify alternative instruction groups (Alexandre Chartre) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Remove check preventing branches within alternative (Julien Thierry) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Introduce HINT_RET_OFFSET (Peter Zijlstra) [Orabug: 31077463] [Orabug: 31489320]
- objtool: Support multiple stack_op per instruction (Julien Thierry) [Orabug: 31077463] [Orabug: 31489320]

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