Re: [PATCH 0/3] hrtimer: Fix timers queued locally from offline CPUs

2024-12-20 Thread Paul E. McKenney
On Sat, Dec 21, 2024 at 12:26:01AM +0100, Frederic Weisbecker wrote: > Le Fri, Dec 20, 2024 at 03:19:31PM -0800, Paul E. McKenney a écrit : > > On Thu, Dec 19, 2024 at 09:42:48AM -0800, Paul E. McKenney wrote: > > > On Wed, Dec 18, 2024 at 05:50:05PM +0100, Frederic Weisbecker wrote: > > > > 5c0930

Re: [PATCH 0/3] hrtimer: Fix timers queued locally from offline CPUs

2024-12-20 Thread Frederic Weisbecker
Le Fri, Dec 20, 2024 at 03:19:31PM -0800, Paul E. McKenney a écrit : > On Thu, Dec 19, 2024 at 09:42:48AM -0800, Paul E. McKenney wrote: > > On Wed, Dec 18, 2024 at 05:50:05PM +0100, Frederic Weisbecker wrote: > > > 5c0930ccaad5 ("hrtimers: Push pending hrtimers away from outgoing CPU > > > earlie

Re: [PATCH 0/3] hrtimer: Fix timers queued locally from offline CPUs

2024-12-20 Thread Paul E. McKenney
On Thu, Dec 19, 2024 at 09:42:48AM -0800, Paul E. McKenney wrote: > On Wed, Dec 18, 2024 at 05:50:05PM +0100, Frederic Weisbecker wrote: > > 5c0930ccaad5 ("hrtimers: Push pending hrtimers away from outgoing CPU > > earlier") > > was introduced to fix stalls with scheduler bandwidth timers getting

Re: [PATCH 0/3] hrtimer: Fix timers queued locally from offline CPUs

2024-12-19 Thread Paul E. McKenney
On Wed, Dec 18, 2024 at 05:50:05PM +0100, Frederic Weisbecker wrote: > 5c0930ccaad5 ("hrtimers: Push pending hrtimers away from outgoing CPU > earlier") > was introduced to fix stalls with scheduler bandwidth timers getting > migrated while some kthreads handling CPU hotplug rely on bandwidth. >

[PATCH 0/3] hrtimer: Fix timers queued locally from offline CPUs

2024-12-18 Thread Frederic Weisbecker
5c0930ccaad5 ("hrtimers: Push pending hrtimers away from outgoing CPU earlier") was introduced to fix stalls with scheduler bandwidth timers getting migrated while some kthreads handling CPU hotplug rely on bandwidth. However this has introduced several other issues which used to be confined to RC