Re: nVMX regression v3.13+, bisected

2014-02-27 Thread Paolo Bonzini
Il 26/02/2014 21:27, Stefan Bader ha scritto: On 26.02.2014 21:25, Paolo Bonzini wrote: Il 26/02/2014 20:43, Stefan Bader ha scritto: Hi, I was looking at a bug report[1] about a regression on nested VMX that started with kernel v3.13 (same issue still existed with v3.14-rc4). The problem

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread Kashyap Chamarthy
On Thu, Feb 27, 2014 at 02:14:23AM +0530, Kashyap Chamarthy wrote: On Wed, Feb 26, 2014 at 09:27:17PM +0100, Stefan Bader wrote: On 26.02.2014 21:25, Paolo Bonzini wrote: [. . .] I bisected this and ended up on the following commit which, when reverted made the launch work

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread anthoine . bourgeois
-Paolo Bonzini paolo.bonz...@gmail.com a écrit : - Il 26/02/2014 21:27, Stefan Bader ha scritto: On 26.02.2014 21:25, Paolo Bonzini wrote: Il 26/02/2014 20:43, Stefan Bader ha scritto: Hi, I was looking at a bug report[1] about a regression on nested VMX that started with kernel

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread Kashyap Chamarthy
On Thu, Feb 27, 2014 at 05:40:56PM +0530, Kashyap Chamarthy wrote: On Thu, Feb 27, 2014 at 02:14:23AM +0530, Kashyap Chamarthy wrote: On Wed, Feb 26, 2014 at 09:27:17PM +0100, Stefan Bader wrote: On 26.02.2014 21:25, Paolo Bonzini wrote: appliance): $ ./run libguestfs-test-tool

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread anthoine . bourgeois
-Paolo Bonzini paolo.bonz...@gmail.com a écrit : - A : Stefan Bader stefan.ba...@canonical.com, kvm@vger.kernel.org De : Paolo Bonzini Envoyé par : Paolo Bonzini Date : 27/02/2014 11:51 Cc : Anthoine Bourgeois bourge...@bertin.fr Objet : Re: nVMX regression v3.13+, bisected Il 26/02

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread Paolo Bonzini
Il 27/02/2014 18:01, anthoine.bourge...@bertin.fr ha scritto: OK, so your patch works perfectly well with both of my test machines (a Ubuntu guest or a ChorusOS guest). I join the patch, can you signof it ? I'll post it tonight or tomorrow, thanks. Paolo -- To unsubscribe from this list:

Re: nVMX regression v3.13+, bisected

2014-02-27 Thread Kashyap Chamarthy
On Thu, Feb 27, 2014 at 05:58:46PM +0100, Paolo Bonzini wrote: Il 27/02/2014 18:01, anthoine.bourge...@bertin.fr ha scritto: OK, so your patch works perfectly well with both of my test machines (a Ubuntu guest or a ChorusOS guest). I join the patch, can you signof it ? I'll post it

nVMX regression v3.13+, bisected

2014-02-26 Thread Stefan Bader
Hi, I was looking at a bug report[1] about a regression on nested VMX that started with kernel v3.13 (same issue still existed with v3.14-rc4). The problem shows up when running a v3.13 kernel in L0 and then trying to launch a L2 (L1 was either a v3.2 kernel or v3.13, so seemed to have no

Re: nVMX regression v3.13+, bisected

2014-02-26 Thread Paolo Bonzini
Il 26/02/2014 20:43, Stefan Bader ha scritto: Hi, I was looking at a bug report[1] about a regression on nested VMX that started with kernel v3.13 (same issue still existed with v3.14-rc4). The problem shows up when running a v3.13 kernel in L0 and then trying to launch a L2 (L1 was either a

Re: nVMX regression v3.13+, bisected

2014-02-26 Thread Stefan Bader
On 26.02.2014 21:25, Paolo Bonzini wrote: Il 26/02/2014 20:43, Stefan Bader ha scritto: Hi, I was looking at a bug report[1] about a regression on nested VMX that started with kernel v3.13 (same issue still existed with v3.14-rc4). The problem shows up when running a v3.13 kernel in L0

Re: nVMX regression v3.13+, bisected

2014-02-26 Thread Kashyap Chamarthy
On Wed, Feb 26, 2014 at 09:27:17PM +0100, Stefan Bader wrote: On 26.02.2014 21:25, Paolo Bonzini wrote: [. . .] I bisected this and ended up on the following commit which, when reverted made the launch work again: Author: Anthoine Bourgeois bourge...@bertin.fr Date: Wed Nov 13