[PATCH v7 39/49] vfs: convert do_filp_open to use retry_estale helper

Jeff Layton
2012-10-02T00:18:02Z

fs/namei.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/namei.c b/fs/namei.c
index dfdcd47..8e39510 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3015,11 +3015,12 @@ struct file *do_filp_open(int dfd, struct getname_info *ginfo,
{
struct nameidata nd;
struct file *filp;
+ unsigned int try = 0;

filp = path_openat(dfd, ginfo, &nd, op, flags | LOOKUP_RCU);
if (unlikely(filp == ERR_PTR(-ECHILD)))
filp = path_openat(dfd, ginfo, &nd, op, flags);
- if (unlikely(filp == ERR_PTR(-ESTALE)))
+ while (retry_estale(PTR_ERR(filp), try++))
filp = path_openat(dfd, ginfo, &nd, op, flags | LOOKUP_REVAL);
return filp;
}
--
1.7.11.4