Messages in this thread | | | Date | Mon, 30 Oct 2017 09:38:35 +0100 | From | Fengguang Wu <> | Subject | Re: [locking/paravirt] static_key_disable_cpuslocked(): static key 'virt_spin_lock_key+0x0/0x20' used before call to jump_label_init() |
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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 >jump_label_init()
Excellent!
Thanks, Fengguang
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