Re: [PATCH v4 3/4] mm: Mark pages allocated through vmalloc

On Thu, Mar 01, 2018 at 01:15:22PM -0800, Matthew Wilcox wrote:

From: Matthew Wilcox <redacted>

Use a bit in page_type to mark pages which have been allocated through
vmalloc.  This can be helpful when debugging crashdumps or analysing
memory fragmentation.  Add a KPF flag to report these pages to userspace
and update page-types.c to interpret that flag.

Signed-off-by: Matthew Wilcox <redacted>

Acked-by: Kirill A. Shutemov <redacted>

-- 
 Kirill A. Shutemov