[linux-cifs-client] [PATCH 1/3] cifs: always revalidate hardlinked inodes

[Jeff Layton]

The old cifs_revalidate logic always revalidated hardlinked inodes.
This hack allowed CIFS to pass some connectathon tests when server inode
numbers aren't used (basic test7, in particular).

Signed-off-by: Jeff Layton <jlayton at redhat.com>
---
 fs/cifs/inode.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index b35cb03..f52161a 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -1511,6 +1511,10 @@ cifs_inode_needs_reval(struct inode *inode)
 	if (time_after_eq(jiffies, cifs_i->time + HZ))
 		return true;
 
+	/* hardlinked files get "special" treatment */
+	if (S_ISREG(inode->i_mode) && inode->i_nlink != 1)
+		return true;
+
 	return false;
 }
 
-- 
1.6.6.1