Re: [PATCH 4/4] mm/hwpoison: fix the lack of one reference count against poisoned page

2013-09-02 Thread Naoya Horiguchi
On Mon, Sep 02, 2013 at 08:33:44PM +0800, Wanpeng Li wrote: > The lack of one reference count against poisoned page for hwpoison_inject w/o > hwpoison_filter enabled result in hwpoison detect -1 users still referenced > the page, however, the number should be 0 except the poison handler held one

[PATCH 4/4] mm/hwpoison: fix the lack of one reference count against poisoned page

2013-09-02 Thread Wanpeng Li
The lack of one reference count against poisoned page for hwpoison_inject w/o hwpoison_filter enabled result in hwpoison detect -1 users still referenced the page, however, the number should be 0 except the poison handler held one after successfully unmap. This patch fix it by hold one

[PATCH 4/4] mm/hwpoison: fix the lack of one reference count against poisoned page

2013-09-02 Thread Wanpeng Li
The lack of one reference count against poisoned page for hwpoison_inject w/o hwpoison_filter enabled result in hwpoison detect -1 users still referenced the page, however, the number should be 0 except the poison handler held one after successfully unmap. This patch fix it by hold one

Re: [PATCH 4/4] mm/hwpoison: fix the lack of one reference count against poisoned page

2013-09-02 Thread Naoya Horiguchi
On Mon, Sep 02, 2013 at 08:33:44PM +0800, Wanpeng Li wrote: The lack of one reference count against poisoned page for hwpoison_inject w/o hwpoison_filter enabled result in hwpoison detect -1 users still referenced the page, however, the number should be 0 except the poison handler held one