Messages in this thread | | | Date | Mon, 19 Nov 2018 16:06:56 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH] x86/fpu: Disable BH while while loading FPU registers in __fpu__restore_sig() |
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On 2018-11-19 07:04:35 [-0800], Dave Hansen wrote: > > Does the local_bh_disable() itself survive?
Not in __fpu__restore_sig(). I do have: | static inline void __fpregs_changes_begin(void) | { | preempt_disable(); | local_bh_disable(); | }
and __fpregs_changes_begin() is introduced as part of the series.
Sebastian
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