summaryrefslogtreecommitdiffstats
path: root/include/linux/dcache.h
diff options
context:
space:
mode:
authorJoel Stanley <joel@jms.id.au>2016-08-04 13:24:41 +0930
committerJoel Stanley <joel@jms.id.au>2016-08-04 13:24:41 +0930
commitb916113d820adc856aad6b8ebc1a25403ff7f293 (patch)
treeabddf239d912c4868faf9fbc69c67d980f74c7df /include/linux/dcache.h
parent2e4db6c6be91ade074c1a150a6db2aeb4920e25c (diff)
parentb05965f284db3e086022f4e318e46cb5bffb1376 (diff)
downloadtalos-obmc-linux-openbmc-4.4-20160804-1.tar.gz
talos-obmc-linux-openbmc-4.4-20160804-1.zip
Merge tag 'v4.4.16' into dev-4.4openbmc-4.4-20160804-1
This is the 4.4.16 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'include/linux/dcache.h')
-rw-r--r--include/linux/dcache.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index d81746d3b2da..8d7151eb6ceb 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -603,5 +603,17 @@ static inline struct inode *vfs_select_inode(struct dentry *dentry,
return inode;
}
+/**
+ * d_real_inode - Return the real inode
+ * @dentry: The dentry to query
+ *
+ * If dentry is on an union/overlay, then return the underlying, real inode.
+ * Otherwise return d_inode().
+ */
+static inline struct inode *d_real_inode(struct dentry *dentry)
+{
+ return d_backing_inode(d_real(dentry));
+}
+
#endif /* __LINUX_DCACHE_H */
OpenPOWER on IntegriCloud