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linux-stable/arch/x86/kvm
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Hou Wenlong 1e203847aa KVM: x86/mmu: Reduce gfn range of tlb flushing in tdp_mmu_map_handle_target_level() 
Since the children SP is zapped, the gfn range of tlb flushing should be
the range covered by children SP not parent SP. Replace sp->gfn which is
the base gfn of parent SP with iter->gfn and use the correct size of gfn
range for children SP to reduce tlb flushing range.

Fixes: bb95dfb9e2 ("KVM: x86/mmu: Defer TLB flush to caller when freeing TDP MMU shadow pages")
Signed-off-by: Hou Wenlong <houwenlong.hwl@antgroup.com>
Reviewed-by: David Matlack <dmatlack@google.com>
Link: https://lore.kernel.org/r/528ab9c784a486e9ce05f61462ad9260796a8732.1665214747.git.houwenlong.hwl@antgroup.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
2023-01-24 10:05:46 -08:00
..
mmu KVM: x86/mmu: Reduce gfn range of tlb flushing in tdp_mmu_map_handle_target_level() 2023-01-24 10:05:46 -08:00
svm Merge branch 'kvm-lapic-fix-and-cleanup' into HEAD 2023-01-24 06:08:01 -05:00
vmx Merge branch 'kvm-lapic-fix-and-cleanup' into HEAD 2023-01-24 06:08:01 -05:00
.gitignore KVM: x86: use a separate asm-offsets.c file 2022-11-09 12:10:17 -05:00
cpuid.c Merge branch 'kvm-v6.2-rc4-fixes' into HEAD 2023-01-24 06:05:23 -05:00
cpuid.h KVM: x86: Add dedicated helper to get CPUID entry with significant index 2022-07-14 11:38:32 -04:00
debugfs.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
emulate.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
fpu.h
hyperv.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
hyperv.h KVM: x86: Hyper-V invariant TSC control 2022-12-29 15:33:29 -05:00
i8254.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
i8254.h KVM: x86: PIT: Preserve state of speaker port data bit 2022-06-08 13:06:20 -04:00
i8259.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
ioapic.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
ioapic.h
irq.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
irq.h
irq_comm.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
Kconfig KVM: Opt out of generic hardware enabling on s390 and PPC 2022-12-29 15:48:37 -05:00
kvm-asm-offsets.c KVM: SVM: move MSR_IA32_SPEC_CTRL save/restore to assembly 2022-11-09 12:25:53 -05:00
kvm_cache_regs.h KVM: x86: start moving SMM-related functions to new files 2022-11-09 12:31:16 -05:00
kvm_emulate.h KVM: x86: do not define SMM-related constants if SMM disabled 2022-11-09 12:31:21 -05:00
kvm_onhyperv.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
kvm_onhyperv.h
lapic.c Merge branch 'kvm-lapic-fix-and-cleanup' into HEAD 2023-01-24 06:08:01 -05:00
lapic.h KVM: x86: Inhibit APIC memslot if x2APIC and AVIC are enabled 2023-01-13 10:45:25 -05:00
Makefile KVM: x86: Introduce .hv_inject_synthetic_vmexit_post_tlb_flush() nested hook 2022-11-18 12:59:13 -05:00
mmu.h KVM: x86/mmu: Change tdp_mmu to a read-only parameter 2022-12-29 15:33:16 -05:00
mtrr.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
pmu.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
pmu.h KVM: x86/pmu: Prevent zero period event from being repeatedly released 2022-12-23 12:06:45 -05:00
reverse_cpuid.h Merge branch 'kvm-late-6.1' into HEAD 2022-12-29 15:36:47 -05:00
smm.c KVM: x86: Unify pr_fmt to use module name for all KVM modules 2022-12-29 15:47:35 -05:00
smm.h KVM: x86: smm: preserve interrupt shadow in SMRAM 2022-11-09 12:31:26 -05:00
trace.h KVM: x86/xen: Add CPL to Xen hypercall tracepoint 2022-11-28 13:31:01 -05:00
tss.h
x86.c Merge branch 'kvm-lapic-fix-and-cleanup' into HEAD 2023-01-24 06:08:01 -05:00
x86.h KVM: x86: Track supported PERF_CAPABILITIES in kvm_caps 2022-11-09 12:31:11 -05:00
xen.c Merge branch 'kvm-v6.2-rc4-fixes' into HEAD 2023-01-24 06:05:23 -05:00
xen.h KVM: x86/xen: add support for 32-bit guests in SCHEDOP_poll 2022-11-30 19:24:56 +00:00