From: Al Viro <viro@zeniv.linux.org.uk>
Date: Fri, 8 May 2015 17:23:53 +0000 (-0400)
Subject: namei: store seq numbers in nd->stack[]
X-Git-Tag: v4.2-rc1~180^2~27
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0450b2d120ed9e6d4ac7a6eade0ad116f69b88f7;p=karo-tx-linux.git

namei: store seq numbers in nd->stack[]

we'll need them for unlazy_walk()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/namei.c b/fs/namei.c
index 20bf494307c9..92bf0312fa71 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -508,6 +508,7 @@ struct nameidata {
 		void *cookie;
 		const char *name;
 		struct inode *inode;
+		unsigned seq;
 	} *stack, internal[EMBEDDED_LEVELS];
 };
 
@@ -1577,6 +1578,7 @@ static int pick_link(struct nameidata *nd, struct path *link,
 	last->link = *link;
 	last->cookie = NULL;
 	last->inode = inode;
+	last->seq = seq;
 	return 1;
 }