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6167ec5c9145cdf493722dfd80a5d48bafc4a18a
linux/arch/arm/include/asm
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Marc Zyngier 6167ec5c91 arm64: KVM: Report SMCCC_ARCH_WORKAROUND_1 BP hardening support 
A new feature of SMCCC 1.1 is that it offers firmware-based CPU
workarounds. In particular, SMCCC_ARCH_WORKAROUND_1 provides
BP hardening for CVE-2017-5715.

If the host has some mitigation for this issue, report that
we deal with it using SMCCC_ARCH_WORKAROUND_1, as we apply the
host workaround on every guest exit.

Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2018-02-06 22:54:05 +00:00
..
hardware
Merge branch 'pm-sleep'
2017-11-13 01:41:20 +01:00
mach
ARM/PCI: Convert PCI scan API to pci_scan_root_bus_bridge()
2017-06-28 15:13:55 -05:00
xen
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
arch_gicv3.h
irqchip/gic-v3: Add support for Range Selector (RS) feature
2017-10-19 11:22:34 +01:00
arch_timer.h
Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
2017-11-15 10:56:56 -08:00
arm-cci.h
arm-cci: Get rid of secure transactions for PMU driver
2015-03-27 13:44:35 +00:00
asm-offsets.h
…
assembler.h
ARM: BUG if jumping to usermode address in kernel mode
2017-11-26 15:41:39 +00:00
atomic.h
locking/atomic: Remove linux/atomic.h:atomic_fetch_or()
2016-06-16 10:48:32 +02:00
auxvec.h
ARM: 8329/1: miscellaneous vdso infrastructure, preparation
2015-03-27 22:20:45 +00:00
barrier.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
bitops.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
bitrev.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
bL_switcher.h
…
bug.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
bugs.h
…
cache.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cacheflush.h
randstruct: opt-out externally exposed function pointer structs
2017-06-30 12:00:52 -07:00
cachetype.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
checksum.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
clocksource.h
arm/arm64: arch_timer: Use archdata to indicate vdso suitability
2016-09-23 17:19:25 +01:00
cmpxchg.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
compiler.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cp15.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cpu.h
…
cpufeature.h
ARM: 8663/1: wire up HWCAP/HWCAP2 feature bits to the CPU modalias
2017-03-30 19:45:52 +01:00
cpuidle.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cputype.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
cti.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dcc.h
…
delay.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
device.h
ARM: dma-mapping: Don't tear down third-party mappings
2017-05-30 11:31:33 +02:00
div64.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dma-contiguous.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dma-iommu.h
kmemcheck: remove annotations
2017-11-15 18:21:04 -08:00
dma-mapping.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
dma.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
dmi.h
efi/arm: Enable DMI/SMBIOS
2017-06-05 17:50:44 +02:00
domain.h
ARM: 8573/1: domain: move {set,get}_domain under config guard
2016-05-05 19:03:02 +01:00
ecard.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
edac.h
EDAC: Cleanup atomic_scrub mess
2015-05-28 15:31:53 +02:00
efi.h
efi/arm-stub: Correct FDT and initrd allocation rules for arm64
2017-04-05 12:27:23 +02:00
elf.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
entry-macro-multi.S
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
exception.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
fb.h
…
fiq.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
firmware.h
ARM: EXYNOS: add exynos_get_boot_addr() helper
2015-06-06 02:17:56 +09:00
fixmap.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
flat.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
floppy.h
ARM: 8584/1: floppy: avoid gcc-6 warning
2016-07-02 11:02:13 +01:00
fncpy.h
…
fpstate.h
…
ftrace.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
futex.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
glue-cache.h
ARM: 8607/1: V7M: Wire up caches for V7M processors with cache support.
2016-09-06 15:51:08 +01:00
glue-df.h
…
glue-pf.h
…
glue-proc.h
…
glue.h
…
gpio.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hardirq.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
highmem.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
hugetlb-3level.h
…
hugetlb.h
mm/hugetlb: remove arch_prepare/release_hugepage from arch headers
2015-06-25 17:00:35 -07:00
hw_breakpoint.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hw_irq.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hwcap.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hypervisor.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
ide.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
idmap.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
insn.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
io.h
ARM: Implement pci_remap_cfgspace() interface
2017-04-24 13:53:13 -05:00
irq_work.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
irq.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
irqflags.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
jump_label.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
Kbuild
ARM: 8715/1: add a private asm/unaligned.h
2017-10-24 10:33:23 +01:00
kexec.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
kgdb.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
kmap_types.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
kprobes.h
kprobes: move kprobe declarations to asm-generic/kprobes.h
2017-02-27 18:43:45 -08:00
kvm_arm.h
arm: KVM: Fix VTTBR_BADDR_MASK BUG_ON off-by-one
2017-11-29 16:46:18 +01:00
kvm_asm.h
KVM: arm/arm64: Move timer save/restore out of the hyp code
2017-11-06 16:23:13 +01:00
kvm_coproc.h
KVM: arm: plug potential guest hardware debug leakage
2017-05-15 14:29:19 +02:00
kvm_emulate.h
KVM: arm/arm64: fix the incompatible matching for external abort
2017-11-06 16:23:20 +01:00
kvm_host.h
arm64: KVM: Report SMCCC_ARCH_WORKAROUND_1 BP hardening support
2018-02-06 22:54:05 +00:00
kvm_hyp.h
KVM: arm/arm64: Move timer save/restore out of the hyp code
2017-11-06 16:23:13 +01:00
kvm_mmio.h
KVM: arm/arm64: Export mmio_read/write_bus
2016-05-20 15:39:42 +02:00
kvm_mmu.h
arm64: KVM: Use per-CPU vector when BP hardening is enabled
2018-01-08 18:46:56 +00:00
limits.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
linkage.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mc146818rtc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcpm.h
ARM: MCPM: remove residency argument from mcpm_cpu_suspend()
2015-05-06 11:47:10 -04:00
mcs_spinlock.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
memblock.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
memory.h
ARM: 8648/2: nommu: display vectors base
2017-02-28 11:06:14 +00:00
mmu_context.h
sched/headers: Prepare to remove the <linux/mm_types.h> dependency from <linux/sched.h>
2017-03-02 08:42:37 +01:00
mmu.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
module.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mpu.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
mtd-xip.h
…
neon.h
…
nwflash.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
opcodes-sec.h
…
opcodes-virt.h
…
opcodes.h
…
outercache.h
ARM: move heavy barrier support out of line
2015-07-25 15:28:05 +01:00
page-nommu.h
ARM: 8684/1: NOMMU: Remove unused KTHREAD_SIZE definition
2017-06-27 14:58:10 +01:00
page.h
…
paravirt.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
patch.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
pci.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
percpu.h
ARM: 8174/1: Use global stack register variable for percpu
2014-11-13 23:58:06 +00:00
perf_event.h
arm: perf: Fix callchain parse error with kernel tracepoint events
2015-05-27 16:12:05 +01:00
pgalloc.h
kmemcheck: stop using GFP_NOTRACK and SLAB_NOTRACK
2017-11-15 18:21:04 -08:00
pgtable-2level-hwdef.h
ARM: 8612/1: LPAE: initialize cache policy correctly
2016-09-12 12:12:30 +01:00
pgtable-2level-types.h
…
pgtable-2level.h
ARM: 8578/1: mm: ensure pmd_present only checks the valid bit
2016-06-09 17:51:47 +01:00
pgtable-3level-hwdef.h
ARM: 8612/1: LPAE: initialize cache policy correctly
2016-09-12 12:12:30 +01:00
pgtable-3level-types.h
…
pgtable-3level.h
mm: switch to 'define pmd_write' instead of __HAVE_ARCH_PMD_WRITE
2017-11-29 18:40:42 -08:00
pgtable-hwdef.h
…
pgtable-nommu.h
ARM: 8676/1: NOMMU: provide pgprot_device() macro
2017-06-05 10:29:40 +01:00
pgtable.h
ARM: fix get_user_pages_fast
2017-11-21 14:45:36 +00:00
probes.h
ARM: optprobes: execute instruction during restoring if possible.
2015-01-14 12:24:52 +00:00
proc-fns.h
ARM: soft-reboot into same mode that we entered the kernel
2017-04-09 07:49:24 -07:00
processor.h
ARM: start_thread(): don't always clear all regs
2017-09-10 19:31:46 -04:00
procinfo.h
…
prom.h
…
psci.h
Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
2016-01-20 17:55:20 -08:00
ptrace.h
linux/compiler.h: Split into compiler.h and compiler_types.h
2017-10-24 13:17:32 +02:00
sections.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
set_memory.h
treewide: move set_memory_* functions away from cacheflush.h
2017-05-08 17:15:13 -07:00
setup.h
ARM: 8495/1: ATAGS: move save_atags() to arch/arm/include/asm/setup.h
2016-01-04 11:26:00 +00:00
shmparam.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
signal.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
smp_plat.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
smp_scu.h
Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
2017-11-16 14:05:12 -08:00
smp_twd.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
smp.h
ARM: 8708/1: NOMMU: Rework MPU to be mostly done in C
2017-10-23 16:58:59 +01:00
sparsemem.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
spinlock_types.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
spinlock.h
Merge branch 'linus' into locking/core, to resolve conflicts
2017-11-07 10:32:44 +01:00
stackprotector.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
stacktrace.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
stage2_pgtable.h
kvm-arm: arm32: Introduce stage2 page table helpers
2016-04-21 14:57:26 +02:00
string.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
suspend.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
swab.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
switch_to.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
sync_bitops.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
syscall.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
system_info.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
system_misc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
tcm.h
…
therm.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
thread_info.h
Revert "arm/syscalls: Check address limit on user-mode return"
2017-09-17 19:45:33 +02:00
thread_notify.h
…
timex.h
…
tlb.h
mm: fix MADV_[FREE|DONTNEED] TLB flush miss problem
2017-08-10 15:54:07 -07:00
tlbflush.h
sched/headers: Prepare to remove the <linux/mm_types.h> dependency from <linux/sched.h>
2017-03-02 08:42:37 +01:00
tls.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
topology.h
Merge branch 'pm-cpufreq'
2017-11-13 01:34:49 +01:00
traps.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
trusted_foundations.h
treewide: remove redundant #include <linux/kconfig.h>
2016-10-11 15:06:33 -07:00
uaccess.h
Revert "arm/syscalls: Check address limit on user-mode return"
2017-09-17 19:45:33 +02:00
ucontext.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
unaligned.h
ARM: 8715/1: add a private asm/unaligned.h
2017-10-24 10:33:23 +01:00
unified.h
ARM: replace BSYM() with badr assembly macro
2015-05-08 17:33:50 +01:00
unistd.h
ARM: wire up new pkey syscalls
2016-10-19 10:18:47 +01:00
unwind.h
…
uprobes.h
…
user.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
v7m.h
Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
2017-11-16 12:50:35 -08:00
vdso_datapage.h
ARM: 8329/1: miscellaneous vdso infrastructure, preparation
2015-03-27 22:20:45 +00:00
vdso.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
vfp.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
vfpmacros.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
vga.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
virt.h
ARM: hyp-stub/KVM: Kill __hyp_get_vectors
2017-04-09 07:49:34 -07:00
word-at-a-time.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
xor.h
…