Re: [PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Andrew Cooper
On 23/11/2023 11:01 am, Roger Pau Monné wrote: > On Thu, Nov 23, 2023 at 11:50:41AM +0100, Jan Beulich wrote: >> On 23.11.2023 11:47, Roger Pau Monné wrote: >>> On Thu, Nov 23, 2023 at 11:25:34AM +0100, Jan Beulich wrote: Avoid logging all-identical messages for every vCPU, but make sure to >>

Re: [PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Jan Beulich
On 23.11.2023 12:01, Roger Pau Monné wrote: > On Thu, Nov 23, 2023 at 11:50:41AM +0100, Jan Beulich wrote: >> On 23.11.2023 11:47, Roger Pau Monné wrote: >>> On Thu, Nov 23, 2023 at 11:25:34AM +0100, Jan Beulich wrote: Avoid logging all-identical messages for every vCPU, but make sure to

Re: [PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Roger Pau Monné
On Thu, Nov 23, 2023 at 11:50:41AM +0100, Jan Beulich wrote: > On 23.11.2023 11:47, Roger Pau Monné wrote: > > On Thu, Nov 23, 2023 at 11:25:34AM +0100, Jan Beulich wrote: > >> Avoid logging all-identical messages for every vCPU, but make sure to > >> log unusual events like the vector differing fr

Re: [PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Jan Beulich
On 23.11.2023 11:47, Roger Pau Monné wrote: > On Thu, Nov 23, 2023 at 11:25:34AM +0100, Jan Beulich wrote: >> Avoid logging all-identical messages for every vCPU, but make sure to >> log unusual events like the vector differing from vCPU 0's (note that >> the respective condition also makes sure vC

Re: [PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Roger Pau Monné
On Thu, Nov 23, 2023 at 11:25:34AM +0100, Jan Beulich wrote: > Avoid logging all-identical messages for every vCPU, but make sure to > log unusual events like the vector differing from vCPU 0's (note that > the respective condition also makes sure vCPU 0 itself will have the > vector setting logged

[PATCH] x86/HVM: limit upcall vector related verbosity

2023-11-23 Thread Jan Beulich
Avoid logging all-identical messages for every vCPU, but make sure to log unusual events like the vector differing from vCPU 0's (note that the respective condition also makes sure vCPU 0 itself will have the vector setting logged), or it changing after it was once set. (Arguably a downside is that