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[0/2] KVM: SVM: convert get_user_pages() --> pin_user_pages(), bug fixes

Message ID 20200526062207.1360225-1-jhubbard@nvidia.com (mailing list archive)
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Series KVM: SVM: convert get_user_pages() --> pin_user_pages(), bug fixes | expand

Message

John Hubbard May 26, 2020, 6:22 a.m. UTC 
Hi,

This is just for the SEV (Secure Encrypted Virtualization) part of KVM.
It converts the get_user_pages_fast() call, after fixing a couple of
small bugs in the vicinity.

Note that I have only compile-tested these two patches, so any run-time
testing coverage would be greatly appreciated.

Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: Wanpeng Li <wanpengli@tencent.com>
Cc: Jim Mattson <jmattson@google.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: x86@kernel.org
Cc: kvm@vger.kernel.org


John Hubbard (2):
  KVM: SVM: fix svn_pin_memory()'s use of get_user_pages_fast()
  KVM: SVM: convert get_user_pages() --> pin_user_pages()

 arch/x86/kvm/svm/sev.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)


base-commit: 9cb1fd0efd195590b828b9b865421ad345a4a145