Re: [PATCH] powercap / RAPL : remove dependency on iosf_mbi

[Pengyu Ma]

$ objdump --dwarf drivers/powercap/intel_rapl.o |grep iosf
    <65ad>   DW_AT_name        : (indirect string, offset: 0x3644): 
iosf_mbi_read
    <65f7>   DW_AT_name        : (indirect string, offset: 0x496): 
iosf_mbi_write
  5    3    0    0    iosf_mbi.h
  0x00000490 656c5f69 6400696f 73665f6d 62695f77 el_id.iosf_mbi_w
  0x00003640 72656700 696f7366 5f6d6269 5f726561 reg.iosf_mbi_rea

$ grep -i iosf_mbi .config
# CONFIG_IOSF_MBI is not set

It is compiled and included by header file.

Pengyu

On 09/25/2015 12:33 AM, Jacob Pan wrote:
> On Thu, 24 Sep 2015 18:03:32 +0800
> Pengyu Ma <pengyu.ma@xxxxxxxxxxxxx> wrote:
>
> > > So the problematic case is when RAPL=Y IOSF=M
> > > Since real IOSF functions are available when
> > > #if IS_ENABLED(CONFIG_IOSF_MBI)
> > > There will be no dummy functions for RAPL to reference in this
> > > case.
> > iosf_mbi_write/read will warn itself.
> it does not compile.

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