Re: [PATCHv6 06/37] thp: handle write-protection faults for file THP
From: Matthew Wilcox <willy@infradead.org>
Date: 2017-02-09 20:19:09
Also in:
linux-ext4, linux-fsdevel, linux-mm, lkml
On Thu, Jan 26, 2017 at 02:57:48PM +0300, Kirill A. Shutemov wrote:
For filesystems that wants to be write-notified (has mkwrite), we will encount write-protection faults for huge PMDs in shared mappings. The easiest way to handle them is to clear the PMD and let it refault as wriable. Signed-off-by: Kirill A. Shutemov <redacted> Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Matthew Wilcox <redacted>