Staging: pohmelfs: sync with the development tree
* cache coherency protocol fix
* proper timeout handling
* implement dump/del all config group command
(Signed-off-by: Pierpaolo Giacomin <yrz@anche.no>)
Signed-off-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/pohmelfs/inode.c b/drivers/staging/pohmelfs/inode.c
index 0b58f10..c94de31 100644
--- a/drivers/staging/pohmelfs/inode.c
+++ b/drivers/staging/pohmelfs/inode.c
@@ -1504,7 +1504,9 @@
inode->i_sb->s_op->write_inode(inode, 0);
}
+#ifdef POHMELFS_TRUNCATE_ON_INODE_FLUSH
truncate_inode_pages(inode->i_mapping, 0);
+#endif
pohmelfs_data_unlock(pi, 0, ~0, POHMELFS_WRITE_LOCK);
mutex_unlock(&inode->i_mutex);
@@ -1743,11 +1745,10 @@
err = wait_event_interruptible_timeout(psb->wait,
(psb->flags != ~0),
psb->wait_on_page_timeout);
- if (!err) {
+ if (!err)
err = -ETIMEDOUT;
- } else {
+ else if (err > 0)
err = -psb->flags;
- }
if (err)
goto err_out_exit;