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SubjectRe: [locking/paravirt] static_key_disable_cpuslocked(): static key 'virt_spin_lock_key+0x0/0x20' used before call to jump_label_init()
On Mon, Oct 30, 2017 at 08:47:08AM +0100, Juergen Gross wrote:
>On 30/10/17 08:35, Fengguang Wu wrote:
>> On Sun, Oct 29, 2017 at 11:51:55PM +0100, Fengguang Wu wrote:
>>> Hi Linus,
>>> Up to now we see the below boot error/warnings when testing v4.14-rc6.
>>> They hit the RC release mainly due to various imperfections in 0day's
>>> auto bisection. So I manually list them here and CC the likely easy to
>>> debug ones to the corresponding maintainers in the followup emails.
>>> boot_successes: 4700
>>> boot_failures: 247
>> [...]
>>> WARNING:at_kernel/jump_label.c:#static_key_disable_cpuslocked: 7
>This patch is in the tip tree only, it will be merged in 4.15. So I
>don't understand why you are reporting this for 4.14-rc6.

Ah sorry, I simply checked recent bisects for that warning.
Then I'll need to carry out some new bisect on 4.14-rc6.

>There is a patch by Dou Liyang pending since 28th October addressing
>that issue:
>[PATCH tip v2] x86/paravirt: Make the virt_spin_lock_key setup after



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