[PATCH v1 RESEND 09/12] vfs: make do_unlinkat retry on ESTALE errors

[Jeff Layton]

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 fs/namei.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/namei.c b/fs/namei.c
index 58f5eae..cee62f1 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2863,8 +2863,9 @@ static long do_unlinkat(int dfd, const char __user *pathname)
 	struct dentry *dentry;
 	struct nameidata nd;
 	struct inode *inode = NULL;
-
-	error = user_path_parent(dfd, pathname, &nd, &name, false);
+	unsigned int try = 0;
+retry:
+	error = user_path_parent(dfd, pathname, &nd, &name, try);
 	if (error)
 		return error;
 
@@ -2903,6 +2904,8 @@ exit3:
 exit1:
 	path_put(&nd.path);
 	putname(name);
+	if (retry_estale(error, try++))
+		goto retry;
 	return error;
 
 slashes:
-- 
1.7.7.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/