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/linux/arch/x86/kvm/svm/
H A Dsvm.hdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
H A Dsev.cdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
H A Dsvm.cdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
/linux/arch/x86/kvm/
H A Dx86.hdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
H A Dx86.cdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
/linux/arch/x86/include/asm/
H A Dkvm_host.hdiff 7ed9abfe8e9f62384f9b11c9fca19e551dbec5bd Thu Dec 10 18:09:54 CET 2020 Tom Lendacky <thomas.lendacky@amd.com> KVM: SVM: Support string IO operations for an SEV-ES guest

For an SEV-ES guest, string-based port IO is performed to a shared
(un-encrypted) page so that both the hypervisor and guest can read or
write to it and each see the contents.

For string-based port IO operations, invoke SEV-ES specific routines that
can complete the operation using common KVM port IO support.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Message-Id: <9d61daf0ffda496703717218f415cdc8fd487100.1607620209.git.thomas.lendacky@amd.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>