KVM: x86: let reexecute_instruction work for tdp

Browse source

Currently, reexecute_instruction refused to retry all instructions if
tdp is enabled. If nested npt is used, the emulation may be caused by
shadow page, it can be fixed by dropping the shadow page. And the only
condition that tdp can not retry the instruction is the access fault
on error pfn

Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

...

This commit is contained in:

Xiao Guangrong 2013-01-13 23:46:52 +08:00 • committed by Marcelo Tosatti

parent 22368028fe

commit 95b3cf69bd

1 changed files with 43 additions and 18 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

53

arch/x86/kvm/x86.c

View file