On 09/01/2012 11:12 AM, Mao, Junjie wrote:
The INVPCID enabling test assumes cr3[11:0] is 0. But at present PCID enabling
test sets cr3[11:0] to 1 for its own purpose and doesn't restore the register,
which leads to a failure when INVPCID test tries to enable PCIDE.
This patch restores cr3
The INVPCID enabling test assumes cr3[11:0] is 0. But at present PCID enabling
test sets cr3[11:0] to 1 for its own purpose and doesn't restore the register,
which leads to a failure when INVPCID test tries to enable PCIDE.
This patch restores cr3 after PCID enabling test is done so that PCIDE
