Diana Craciun a46a503826 powerpc/fsl: Flush branch predictor when entering KVM ...

commit e7aa61f47b upstream.

Switching from the guest to host is another place
where the speculative accesses can be exploited.
Flush the branch predictor when entering KVM.

Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2019-04-03 06:26:20 +02:00

..

book3s_32_mmu_host.c

powerpc/mm: Move hash related mmu-*.h headers to book3s/

2016-03-03 21:19:21 +11:00

book3s_32_mmu.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

book3s_32_sr.S

…

book3s_64_mmu_host.c

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

2017-05-08 12:37:56 -07:00

book3s_64_mmu_hv.c

Merge tag 'kvm-ppc-fixes-4.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

2018-09-04 21:12:46 +02:00

book3s_64_mmu_radix.c

KVM: PPC: Book3S HV: Avoid crash from THP collapse during radix page fault

2018-10-04 14:51:11 +10:00

book3s_64_mmu.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

book3s_64_slb.S

powerpc: clean inclusions of asm/feature-fixups.h

2018-07-30 22:48:17 +10:00

book3s_64_vio_hv.c

KVM: PPC: Avoid marking DMA-mapped pages dirty in real mode

2018-09-12 08:49:54 +10:00

book3s_64_vio.c

Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

2018-08-19 10:38:36 -07:00

book3s_emulate.c

KVM: PPC: Book3S PR: Fix failure status setting in tabort. emulation

2018-06-13 09:46:13 +10:00

book3s_exports.c

…

book3s_hv_builtin.c

mm/cma: remove unsupported gfp_mask parameter from cma_alloc()

2018-08-17 16:20:32 -07:00

book3s_hv_hmi.c

powerpc: move hmi.c to arch/powerpc/kvm/

2016-09-09 16:18:07 +10:00

book3s_hv_interrupts.S

powerpc: clean inclusions of asm/feature-fixups.h

2018-07-30 22:48:17 +10:00

book3s_hv_ras.c

Merge branch 'topic/ppc-kvm' into next

2018-01-21 22:43:43 +11:00

book3s_hv_rm_mmu.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

book3s_hv_rm_xics.c

KVM: PPC: Add pt_regs into kvm_vcpu_arch and move vcpu->arch.gpr[] into it

2018-05-18 15:38:23 +10:00

book3s_hv_rm_xive.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

book3s_hv_rmhandlers.S

powerpc: clean inclusions of asm/feature-fixups.h

2018-07-30 22:48:17 +10:00

book3s_hv_tm_builtin.c

KVM: PPC: Move nip/ctr/lr/xer registers to pt_regs in kvm_vcpu_arch

2018-05-18 15:38:23 +10:00

book3s_hv_tm.c

KVM: PPC: Move nip/ctr/lr/xer registers to pt_regs in kvm_vcpu_arch

2018-05-18 15:38:23 +10:00

book3s_hv.c

Merge tag 'powerpc-4.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

2018-08-24 09:34:23 -07:00

book3s_interrupts.S

powerpc: move ASM_CONST and stringify_in_c() into asm-const.h

2018-07-30 22:48:16 +10:00

book3s_mmu_hpte.c

sched/headers: Prepare to use <linux/rcuupdate.h> instead of <linux/rculist.h> in <linux/sched.h>

2017-03-02 08:42:38 +01:00

book3s_paired_singles.c

…

book3s_pr_papr.c

KVM: PPC: Book3S PR: Enable in-kernel TCE handlers for PR KVM

2017-10-14 16:38:19 +11:00

book3s_pr.c

treewide: correct "differenciate" and "instanciate" typos

2018-08-23 18:48:43 -07:00

book3s_rmhandlers.S

powerpc: move ASM_CONST and stringify_in_c() into asm-const.h

2018-07-30 22:48:16 +10:00

book3s_rtas.c

KVM: PPC: Book3S HV: Native usage of the XIVE interrupt controller

2017-04-27 21:37:29 +10:00

book3s_segment.S

powerpc: clean inclusions of asm/feature-fixups.h

2018-07-30 22:48:17 +10:00

book3s_xics.c

powerpc: Use octal numbers for file permissions

2018-01-22 05:48:33 +11:00

book3s_xics.h

KVM: PPC: Book3S HV: Native usage of the XIVE interrupt controller

2017-04-27 21:37:29 +10:00

book3s_xive_template.c

powerpc/64s: Remove POWER9 DD1 support

2018-07-16 11:37:21 +10:00

book3s_xive.c

treewide: correct "differenciate" and "instanciate" typos

2018-08-23 18:48:43 -07:00

book3s_xive.h

KVM: PPC: Book3S HV: Enable use of the new XIVE "single escalation" feature

2018-01-19 12:10:21 +11:00

book3s.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

book3s.h

KVM: PPC: Book3S PR: Add guard code to prevent returning to guest with PR=0 and Transactional state

2018-06-01 10:30:39 +10:00

booke_emulate.c

KVM: PPC: Move nip/ctr/lr/xer registers to pt_regs in kvm_vcpu_arch

2018-05-18 15:38:23 +10:00

booke_interrupts.S

…

booke.c

KVM: PPC: Move nip/ctr/lr/xer registers to pt_regs in kvm_vcpu_arch

2018-05-18 15:38:23 +10:00

booke.h

…

bookehv_interrupts.S

powerpc/fsl: Flush branch predictor when entering KVM

2019-04-03 06:26:20 +02:00

e500_emulate.c

powerpc/fsl: Emulate SPRN_BUCSR register

2019-04-03 06:26:19 +02:00

e500_mmu_host.c

KVM: PPC: Reimplement non-SIMD LOAD/STORE instruction mmio emulation with analyse_instr() input

2018-05-22 19:51:08 +10:00

e500_mmu_host.h

…

e500_mmu.c

KVM: PPC: Move nip/ctr/lr/xer registers to pt_regs in kvm_vcpu_arch

2018-05-18 15:38:23 +10:00

e500.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

e500.h

…

e500mc.c

powerpc: remove unnecessary inclusion of asm/tlbflush.h

2018-07-30 22:48:20 +10:00

emulate_loadstore.c

KVM: PPC: Remove mmio_vsx_tx_sx_enabled in KVM MMIO emulation

2018-07-18 15:14:45 +10:00

emulate.c

powerpc/64s: Remove POWER4 support

2018-04-01 00:47:50 +11:00

fpu.S

…

irq.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

Kconfig

Merge tag 'kvm-ppc-next-4.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

2018-02-09 22:03:06 +01:00

Makefile

KVM: PPC: Book3S PR: Move kvmppc_save_tm/kvmppc_restore_tm to separate file

2018-05-31 11:35:12 +10:00

mpic.c

Replace <asm/uaccess.h> with <linux/uaccess.h> globally

2016-12-24 11:46:01 -08:00

powerpc.c

KVM: PPC: Book3S: Only report KVM_CAP_SPAPR_TCE_VFIO on powernv machines

2019-02-12 19:47:09 +01:00

timing.c

KVM: PPC: Use seq_puts() in kvmppc_exit_timing_show()

2018-01-11 20:36:06 +11:00

timing.h

…

tm.S

KVM: PPC: Book3S PR: Support TAR handling for PR KVM HTM

2018-06-01 10:30:43 +10:00

trace_book3s.h

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

trace_booke.h

KVM: PPC: Move and undef TRACE_INCLUDE_PATH/FILE

2018-12-01 09:37:32 +01:00

trace_hv.h

KVM: PPC: Move and undef TRACE_INCLUDE_PATH/FILE

2018-12-01 09:37:32 +01:00

trace_pr.h

KVM: PPC: Move and undef TRACE_INCLUDE_PATH/FILE

2018-12-01 09:37:32 +01:00

trace.h

KVM: PPC: Move and undef TRACE_INCLUDE_PATH/FILE

2018-12-01 09:37:32 +01:00