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

2018-03-02 Thread Kirill A. Shutemov
On Thu, Mar 01, 2018 at 01:15:22PM -0800, Matthew Wilcox wrote: > From: Matthew Wilcox > > 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

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

2018-03-02 Thread Kirill A. Shutemov
On Thu, Mar 01, 2018 at 01:15:22PM -0800, Matthew Wilcox wrote: > From: Matthew Wilcox > > 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