Re: [PATCH AUTOSEL for 4.14 12/67] KVM: x86: add support for emulating UMIP

2018-03-19 Thread Sasha Levin
; Sent: Thursday, March 8, 2018 5:57:36 AM >> Subject: [PATCH AUTOSEL for 4.14 12/67] KVM: x86: add support for emulating >> UMIP >> >> From: Paolo Bonzini >> >> [ Upstream commit 66336cab3531d3325ebde36a047250c42cb5 ] >> >> The User-Mode Instruc

Re: [PATCH AUTOSEL for 4.14 12/67] KVM: x86: add support for emulating UMIP

2018-03-07 Thread Paolo Bonzini
- Original Message - > From: "Sasha Levin" > To: linux-kernel@vger.kernel.org, sta...@vger.kernel.org > Cc: "Paolo Bonzini" , "Sasha Levin" > > Sent: Thursday, March 8, 2018 5:57:36 AM > Subject: [PATCH AUTOSEL for 4.14 12/67] KVM:

[PATCH AUTOSEL for 4.14 12/67] KVM: x86: add support for emulating UMIP

2018-03-07 Thread Sasha Levin
From: Paolo Bonzini [ Upstream commit 66336cab3531d3325ebde36a047250c42cb5 ] The User-Mode Instruction Prevention feature present in recent Intel processor prevents a group of instructions (sgdt, sidt, sldt, smsw, and str) from being executed with CPL > 0. Otherwise, a general protection fau