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SubjectRe: [RFC PATCH v3 00/12] Unify SMP stop generic logic to common code
On Thu, Dec 19, 2019 at 12:18:53PM +0000, Cristian Marussi wrote:
> the logic underlying SMP stop and kexec crash procedures, beside containing
> some arch-specific bits, is mostly generic and common across all archs:
> despite this fact, such logic is now scattered across all architectures and
> on some of them is flawed, in such a way that, under some specific
> conditions, you can end up with a CPU left still running after a panic and
> possibly lost across a subsequent kexec crash reboot. [1]

Is this still the case even after 20bb759a66be ("panic: ensure preemption is
disabled during panic()")?


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