From: Trond Myklebust Date: Wed, 18 Jan 2012 03:04:26 +0000 (-0500) Subject: NFS: Ensure that mmapped pages remain stable during writeback X-Git-Tag: v3.4-rc1~123^2~178 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2aeb98f498ce37742b743080fdc6c8cf64053599;p=pandora-kernel.git NFS: Ensure that mmapped pages remain stable during writeback Ensure that nfs_vm_page_mkwrite() waits for the page writeback to complete before the application is allowed to modify page contents. The main reason for wanting to do this in NFS is to ensure that the server doesn't get confused if we have to resend the RPC request due to a dropped/missed reply. Signed-off-by: Trond Myklebust --- Reading git-diff-tree failed