Messages in this thread | | | Date | Mon, 4 Apr 2022 10:26:46 -0400 | From | Phil Auld <> | Subject | Re: [PATCH v3] arch/arm64: Fix topology initialization for core scheduling |
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On Mon, Apr 04, 2022 at 11:10:48AM +0100 Will Deacon wrote: > On Thu, 31 Mar 2022 11:39:26 -0400, Phil Auld wrote: > > Arm64 systems rely on store_cpu_topology() to call update_siblings_masks() > > to transfer the toplogy to the various cpu masks. This needs to be done > > before the call to notify_cpu_starting() which tells the scheduler about > > each cpu found, otherwise the core scheduling data structures are setup > > in a way that does not match the actual topology. > > > > With smt_mask not setup correctly we bail on `cpumask_weight(smt_mask) == 1` > > for !leaders in: > > > > [...] > > Applied to arm64 (for-next/fixes), thanks! >
Thanks, Will!
Cheers, Phil
> [1/1] arch/arm64: Fix topology initialization for core scheduling > https://git.kernel.org/arm64/c/5524cbb1bfcd > > Cheers, > -- > Will > > https://fixes.arm64.dev > https://next.arm64.dev > https://will.arm64.dev >
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