Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-11 Thread Jürgen Groß
On 11.02.20 10:07, Sergey Dyasli wrote: On 07/02/2020 08:04, Jürgen Groß wrote: On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-11 Thread Sergey Dyasli
On 07/02/2020 08:04, Jürgen Groß wrote: > On 06.02.20 15:02, Sergey Dyasli wrote: >> On 06/02/2020 11:05, Sergey Dyasli wrote: >>> On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: > Hello, > > I'm currently investigating a Live-Patch application

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-08 Thread Jürgen Groß
On 08.02.20 13:19, Andrew Cooper wrote: On 07/02/2020 08:42, Jürgen Groß wrote: Without it being entirely clear that there's no alternative to it, I don't think I'd be fine with re-introduction of continue_hypercall_on_cpu(0, ...) into ucode loading. I don't see a viable alternative.

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-08 Thread Andrew Cooper
On 07/02/2020 08:42, Jürgen Groß wrote: > >> Without it being entirely clear that there's no alternative to >> it, I don't think I'd be fine with re-introduction of >> continue_hypercall_on_cpu(0, ...) into ucode loading. > > I don't see a viable alternative. Sorry to interject in the middle of

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jürgen Groß
On 07.02.20 12:44, Roger Pau Monné wrote: On Fri, Feb 07, 2020 at 10:25:05AM +0100, Jürgen Groß wrote: On 07.02.20 09:49, Jan Beulich wrote: On 07.02.2020 09:42, Jürgen Groß wrote: On 07.02.20 09:23, Jan Beulich wrote: On 07.02.2020 09:04, Jürgen Groß wrote: On 06.02.20 15:02, Sergey Dyasli

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Roger Pau Monné
On Fri, Feb 07, 2020 at 10:25:05AM +0100, Jürgen Groß wrote: > On 07.02.20 09:49, Jan Beulich wrote: > > On 07.02.2020 09:42, Jürgen Groß wrote: > > > On 07.02.20 09:23, Jan Beulich wrote: > > > > On 07.02.2020 09:04, Jürgen Groß wrote: > > > > > On 06.02.20 15:02, Sergey Dyasli wrote: > > > > > >

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jürgen Groß
On 07.02.20 10:51, Jan Beulich wrote: On 07.02.2020 10:25, Jürgen Groß wrote: On 07.02.20 09:49, Jan Beulich wrote: On 07.02.2020 09:42, Jürgen Groß wrote: On 07.02.20 09:23, Jan Beulich wrote: On 07.02.2020 09:04, Jürgen Groß wrote: On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jan Beulich
On 07.02.2020 10:25, Jürgen Groß wrote: > On 07.02.20 09:49, Jan Beulich wrote: >> On 07.02.2020 09:42, Jürgen Groß wrote: >>> On 07.02.20 09:23, Jan Beulich wrote: On 07.02.2020 09:04, Jürgen Groß wrote: > On 06.02.20 15:02, Sergey Dyasli wrote: >> On 06/02/2020 11:05, Sergey Dyasli

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jürgen Groß
On 07.02.20 09:49, Jan Beulich wrote: On 07.02.2020 09:42, Jürgen Groß wrote: On 07.02.20 09:23, Jan Beulich wrote: On 07.02.2020 09:04, Jürgen Groß wrote: On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jan Beulich
On 07.02.2020 09:42, Jürgen Groß wrote: > On 07.02.20 09:23, Jan Beulich wrote: >> On 07.02.2020 09:04, Jürgen Groß wrote: >>> On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: > On 06/02/2020 09:57, Jürgen Groß wrote: >> On 05.02.20 17:03, Sergey

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jürgen Groß
On 07.02.20 09:23, Jan Beulich wrote: On 07.02.2020 09:04, Jürgen Groß wrote: On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jan Beulich
On 07.02.2020 09:04, Jürgen Groß wrote: > On 06.02.20 15:02, Sergey Dyasli wrote: >> On 06/02/2020 11:05, Sergey Dyasli wrote: >>> On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: > Hello, > > I'm currently investigating a Live-Patch application

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-07 Thread Jürgen Groß
On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch application failure in core- scheduling mode and this is an example of what I

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-06 Thread Jürgen Groß
On 06.02.20 15:02, Sergey Dyasli wrote: On 06/02/2020 11:05, Sergey Dyasli wrote: On 06/02/2020 09:57, Jürgen Groß wrote: On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch application failure in core- scheduling mode and this is an example of what I

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-06 Thread Sergey Dyasli
On 06/02/2020 11:05, Sergey Dyasli wrote: > On 06/02/2020 09:57, Jürgen Groß wrote: >> On 05.02.20 17:03, Sergey Dyasli wrote: >>> Hello, >>> >>> I'm currently investigating a Live-Patch application failure in core- >>> scheduling mode and this is an example of what I usually get: >>> (it's easily

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-06 Thread Sergey Dyasli
On 06/02/2020 09:57, Jürgen Groß wrote: > On 05.02.20 17:03, Sergey Dyasli wrote: >> Hello, >> >> I'm currently investigating a Live-Patch application failure in core- >> scheduling mode and this is an example of what I usually get: >> (it's easily reproducible) >> >> (XEN) [ 342.528305]

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-06 Thread Jürgen Groß
On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch application failure in core- scheduling mode and this is an example of what I usually get: (it's easily reproducible) (XEN) [ 342.528305] livepatch: lp: CPU8 - IPIing the other 15 CPUs (XEN) [

Re: [Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-05 Thread Jürgen Groß
On 05.02.20 17:03, Sergey Dyasli wrote: Hello, I'm currently investigating a Live-Patch application failure in core- scheduling mode and this is an example of what I usually get: (it's easily reproducible) (XEN) [ 342.528305] livepatch: lp: CPU8 - IPIing the other 15 CPUs (XEN) [

[Xen-devel] Live-Patch application failure in core-scheduling mode

2020-02-05 Thread Sergey Dyasli
Hello, I'm currently investigating a Live-Patch application failure in core- scheduling mode and this is an example of what I usually get: (it's easily reproducible) (XEN) [ 342.528305] livepatch: lp: CPU8 - IPIing the other 15 CPUs (XEN) [ 342.558340] livepatch: lp: Timed out on