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author | Paolo Bonzini <pbonzini@redhat.com> | 2019-04-30 22:23:06 +0300 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-04-30 22:23:06 +0300 |
commit | 6245242d9145815c3f4be71f7d8af858f7c66319 (patch) | |
tree | ddfa711ca06d00c55adbddb4ba64b09acf427a02 /virt/kvm/arm/mmu.c | |
parent | eba3afde1cea7dbd7881683232f2a85e2ed86bfe (diff) | |
parent | 6bc210003dff7b789efae5bb02a0320dc24dd416 (diff) | |
download | linux-6245242d9145815c3f4be71f7d8af858f7c66319.tar.xz |
Merge tag 'kvmarm-fixes-for-5.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into kvm-master
KVM/ARM fixes for 5.1, take #2:
- Don't try to emulate timers on userspace access
- Fix unaligned huge mappings, again
- Properly reset a vcpu that fails to reset(!)
- Properly retire pending LPIs on reset
- Fix computation of emulated CNTP_TVAL
Diffstat (limited to 'virt/kvm/arm/mmu.c')
-rw-r--r-- | virt/kvm/arm/mmu.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c index 27c958306449..a39dcfdbcc65 100644 --- a/virt/kvm/arm/mmu.c +++ b/virt/kvm/arm/mmu.c @@ -1781,8 +1781,12 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, * Only PMD_SIZE transparent hugepages(THP) are * currently supported. This code will need to be * updated to support other THP sizes. + * + * Make sure the host VA and the guest IPA are sufficiently + * aligned and that the block is contained within the memslot. */ - if (transparent_hugepage_adjust(&pfn, &fault_ipa)) + if (fault_supports_stage2_huge_mapping(memslot, hva, PMD_SIZE) && + transparent_hugepage_adjust(&pfn, &fault_ipa)) vma_pagesize = PMD_SIZE; } |