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

[Jeff Layton]

Signed-off-by: Jeff Layton <jlay...@redhat.com>
---
 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

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