Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [patch V4 part 5 07/31] x86/entry: Provide idtentry_entry/exit_cond_rcu() | Date | Tue, 12 May 2020 18:30:54 +0200 |
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Alexandre Chartre <alexandre.chartre@oracle.com> writes: > On 5/5/20 3:53 PM, Thomas Gleixner wrote: >> The pagefault handler cannot use the regular idtentry_enter() because on >> that invokes rcu_irq_enter() the pagefault was caused in the kernel. > > I am struggling to understand this part of the sentence: "because on > that invokes rcu_irq_enter() the pagefault was caused in the kernel." > > Do you mean: "because that invokes rcu_irq_enter() if the pagefault was > caused in the kernel." ?
Yeah. Wordsalad ...
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