----- Original Message -----
> Hi Anatol,
> 
> On Mon, Oct 07, 2013 at 10:53:32AM -0700, Anatol Pomozov wrote:
> > Hi Wu
> > 
> > I have a request wrt your old commit 718a38211.
> > 
> > I think it makes sense to export array pageflag_names so kernel dump
> > debug tools (like 'crash') can use it as well. Currently the tool
> > hard-codes flag names but it is suboptimal as flags are different for
> > different configs.
> > 
> > What do you think? (I can send a patch if you are ok).
> 
> I wonder if the KPF_* defined in
> 
>         include/uapi/linux/kernel-page-flags.h
> 
> fit your needs. These are kernel page flags exported to the user space
> and will be maintained stable and immune to kconfig changes. You can
> find use examples of them in
> 
>         fs/proc/page.c
>         tools/vm/page-types.c
> 
> Thanks,
> Fengguang
> 

Nothing is required for the crash utility.  The pageflag_names array (as well
as the pageflags enumerator) are readily available in the kernel debuginfo
data.

Dave
  
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