Re: bisected: [PATCH V4] x86/apic: Always explicitly disarm TSC-deadline timer

[Sergey Senozhatsky]

On (24/11/30 12:21), Thomas Gleixner wrote:
> > WARNING: vmlinux.o(__ex_table+0x447c): Section mismatch in reference from the (unknown reference) (unknown) to the (unknown reference) .irqentry.text:(unknown)
> > The relocation at __ex_table+0x447c references
> > section ".irqentry.text" which is not in the list of
> > authorized sections.
> >
> > WARNING: vmlinux.o(__ex_table+0x4480): Section mismatch in reference from the (unknown reference) (unknown) to the (unknown reference) .irqentry.text:(unknown)
> > The relocation at __ex_table+0x4480 references
> > section ".irqentry.text" which is not in the list of
> > authorized sections.
> >
> > FATAL: modpost: Section mismatches detected.
> >
> > Specifically because of wrmsrl.
> >
> > I'm aware of the section mismatch errors on linux-5.4 (I know), not
> > aware of any other stable versions (but I haven't checked).  Is this
> > something specific to linux-5.4?
> 
> So it seems the compiler inlines the inner guts of
> sysvec_apic_timer_interrupt() and local_apic_timer_interrupt().
> 
> Can you try the patch below?

That works, as far as I can tell, thank you!