Re: [PATCH 3/3] mm/mmap.c: extract __vma_unlink_list as counter part for __vma_link_list

To: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx>
Subject: Re: [PATCH 3/3] mm/mmap.c: extract __vma_unlink_list as counter part for __vma_link_list
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Tue, 13 Aug 2019 22:16:11 -0700
Cc: akpm@xxxxxxxxxxxxxxxxxxxx, mgorman@xxxxxxxxxxxxxxxxxxx, vbabka@xxxxxxx, osalvador@xxxxxxx, linux-mm@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20190814021755.1977-3-richardw.yang@linux.intel.com>
References: <20190814021755.1977-1-richardw.yang@linux.intel.com> <20190814021755.1977-3-richardw.yang@linux.intel.com>
User-agent: Mutt/1.11.4 (2019-03-13)

Btw, is there any good reason we don't use a list_head for vma linkage?

Follow-Ups:
- Re: [PATCH 3/3] mm/mmap.c: extract __vma_unlink_list as counter part for __vma_link_list
  - From: Wei Yang

References:
- [PATCH 1/3] mm/mmap.c: prev could be retrieved from vma->vm_prev
  - From: Wei Yang
- [PATCH 3/3] mm/mmap.c: extract __vma_unlink_list as counter part for __vma_link_list
  - From: Wei Yang