RE: [PATCH 2/2] ACPI: Fix the issue that the DSDT local copy is conflict with the customized DSDT.

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Hi, Rafael

> From: Rafael J. Wysocki [mailto:rjw@xxxxxxxxxxxxx]
> Sent: Tuesday, April 22, 2014 5:16 AM
> 
> On Tuesday, April 08, 2014 10:49:12 AM Lv Zheng wrote:
> > This patch fixes the following issue:
> > If DSDT is customized, no local DSDT copy is needed.
> >
> > Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=69711
> > Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
> > Signed-off-by: Enrico Etxe Arte <goitizena.generoa@xxxxxxxxx>
> > ---
> >  drivers/acpi/bus.c |    9 ++++++++-
> >  1 file changed, 8 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
> > index e7e5844..c113e82 100644
> > --- a/drivers/acpi/bus.c
> > +++ b/drivers/acpi/bus.c
> > @@ -52,13 +52,20 @@ struct proc_dir_entry *acpi_root_dir;
> >  EXPORT_SYMBOL(acpi_root_dir);
> >
> >  #ifdef CONFIG_X86
> > +#ifndef CONFIG_ACPI_CUSTOM_DSDT
> 
> Can you please use #ifdef instead of #ifndef?
> 
> So do
> 
> #ifdef CONFIG_ACPI_CUSTOM_DSDT
> static inline int set_copy_dsdt(const struct dmi_system_id *id) { return 0; }
> #else
> 
> etc.

OK.

> 
> >  static int set_copy_dsdt(const struct dmi_system_id *id)
> >  {
> > -	printk(KERN_NOTICE "%s detected - "
> > +	pr_info("ACPI: %s detected - "
> 
> And how is this change related to the rest of the patch?

It doesn't seem to be a part of this fix.
OK, I'll remove it.

Thanks and best regards
-Lv

> 
> >  		"force copy of DSDT to local memory\n", id->ident);
> >  	acpi_gbl_copy_dsdt_locally = 1;
> >  	return 0;
> >  }
> > +#else
> > +static inline int set_copy_dsdt(const struct dmi_system_id *id)
> > +{
> > +	return 0;
> > +}
> > +#endif
> >
> >  static struct dmi_system_id dsdt_dmi_table[] __initdata = {
> >  	/*
> >
> 
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
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