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

From: Jeff Layton
Date: Thu Apr 26 2012 - 11:59:10 EST


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 d754460..3a8e5e4 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/