Displaying 2 results from an estimated 2 matches for "patch_sync_don".
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patch_sync_done
2020 Apr 08
0
[RFC PATCH 15/26] x86/alternatives: Non-emulated text poking
...system_state != SYSTEM_RUNNING)
> + return -EINVAL;
> +
> + text_poke_state.stage = stage;
> + text_poke_state.num_acks = cpumask_weight(cpu_online_mask);
> + text_poke_state.head = &alt_modules;
> +
> + text_poke_state.patch_worker = worker;
> + text_poke_state.state = PATCH_SYNC_DONE; /* Start state */
> + text_poke_state.primary_cpu = smp_processor_id();
> +
> + /*
> + * Run the worker on all online CPUs. Don't need to do anything
> + * for offline CPUs as they come back online with a clean cache.
> + */
> + ret = stop_machine(patch_worker, &te...
2020 Apr 08
0
[RFC PATCH 19/26] x86/alternatives: NMI safe runtime patching
On Tue, Apr 07, 2020 at 10:03:16PM -0700, Ankur Arora wrote:
> @@ -1807,12 +1911,20 @@ static int __maybe_unused text_poke_late(patch_worker_t worker, void *stage)
> text_poke_state.state = PATCH_SYNC_DONE; /* Start state */
> text_poke_state.primary_cpu = smp_processor_id();
>
> + text_poke_state.nmi_context = nmi;
> +
> + if (nmi)
> + register_nmi_handler(NMI_LOCAL, text_poke_nmi,
> + NMI_FLAG_FIRST, "text_poke_nmi");
> /*
> * Run the worker o...