Re: [PATCH v2 3/8] kexec: export PG_offline to VMCOREINFO
From: Dave Young
Date: Mon Mar 11 2019 - 06:04:58 EST
> > The patch has been merged, would you mind to send a documentation patch
> > for the vmcoreinfo, which is added recently in Documentation/kdump/vmcoreinfo.txt
> >
> > A brief description about how this vmcoreinfo field is used is good to
> > have.
> >
>
> Turns out, it was already documented
>
> PG_lru|PG_private|PG_swapcache|PG_swapbacked|PG_slab|PG_hwpoision
> |PG_head_mask|PAGE_BUDDY_MAPCOUNT_VALUE(~PG_buddy)
> |PAGE_OFFLINE_MAPCOUNT_VALUE(~PG_offline)
> -----------------------------------------------------------------
>
> Page attributes. These flags are used to filter various unnecessary for
> dumping pages.
Good enough, just ignore the request!
Thanks!