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authorHerbert Xu <herbert@gondor.apana.org.au>2012-05-15 17:21:26 +1000
committerHerbert Xu <herbert@gondor.apana.org.au>2012-05-15 17:21:26 +1000
commitb29e2679d0da91c60d3ac190d9c3bd65ac2f68c5 (patch)
tree518ec8f4bfd316e91bcc30f434edb78529557eba /fs/dcache.c
parent8a63b1994c500d4825ee73dc71502deffe5b135b (diff)
parent4bb2d1009f671815870e8f78e826e4f9071392a7 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Merge mainline to add prerequisite for ARM ux500 crypto support.
Diffstat (limited to 'fs/dcache.c')
-rw-r--r--fs/dcache.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 2b55bd0c106..b60ddc41d78 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -23,7 +23,7 @@
#include <linux/init.h>
#include <linux/hash.h>
#include <linux/cache.h>
-#include <linux/module.h>
+#include <linux/export.h>
#include <linux/mount.h>
#include <linux/file.h>
#include <asm/uaccess.h>
@@ -2404,6 +2404,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
if (d_ancestor(alias, dentry)) {
/* Check for loops */
actual = ERR_PTR(-ELOOP);
+ spin_unlock(&inode->i_lock);
} else if (IS_ROOT(alias)) {
/* Is this an anonymous mountpoint that we
* could splice into our tree? */
@@ -2413,7 +2414,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
goto found;
} else {
/* Nope, but we must(!) avoid directory
- * aliasing */
+ * aliasing. This drops inode->i_lock */
actual = __d_unalias(inode, dentry, alias);
}
write_sequnlock(&rename_lock);