KVM: SVM: nested: Don't allocate VMCB structures on stack

Browse source

Do not allocate a vmcb_control_area and a vmcb_save_area on the stack,
as these structures will become larger with future extenstions of
SVM and thus the svm_set_nested_state() function will become a too large
stack frame.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200907131613.12703-2-joro@8bytes.org

...

This commit is contained in:

Joerg Roedel 2020-09-07 15:15:02 +02:00 • committed by Borislav Petkov

parent c48f46ac7b

commit 6ccbd29ade

1 changed files with 33 additions and 14 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

47

arch/x86/kvm/svm/nested.c

View file