pass writeback_control to ->write_inode

This gives the filesystem more information about the writeback that
is happening.  Trond requested this for the NFS unstable write handling,
and other filesystems might benefit from this too by beeing able to
distinguish between the different callers in more detail.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 5ecd952cae1d..7f9ecc46f3fb 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -97,11 +97,12 @@ u64 nfs_compat_user_ino64(u64 fileid)
         return ino;
 }
 
-int nfs_write_inode(struct inode *inode, int sync)
+int nfs_write_inode(struct inode *inode, struct writeback_control *wbc)
 {
         int ret;
 
-        ret = nfs_commit_inode(inode, sync ? FLUSH_SYNC : 0);
+        ret = nfs_commit_inode(inode,
+                        wbc->sync_mode == WB_SYNC_ALL ? FLUSH_SYNC : 0);
         if (ret >= 0)
                 return 0;
         __mark_inode_dirty(inode, I_DIRTY_DATASYNC);