Commit c6ee9206 authored by Jeff Layton's avatar Jeff Layton Committed by Al Viro

vfs: make do_rmdir retry once on ESTALE errors

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 9e790bd6
...@@ -3339,8 +3339,9 @@ static long do_rmdir(int dfd, const char __user *pathname) ...@@ -3339,8 +3339,9 @@ static long do_rmdir(int dfd, const char __user *pathname)
struct filename *name; struct filename *name;
struct dentry *dentry; struct dentry *dentry;
struct nameidata nd; struct nameidata nd;
unsigned int lookup_flags = 0;
name = user_path_parent(dfd, pathname, &nd, 0); retry:
name = user_path_parent(dfd, pathname, &nd, lookup_flags);
if (IS_ERR(name)) if (IS_ERR(name))
return PTR_ERR(name); return PTR_ERR(name);
...@@ -3382,6 +3383,10 @@ static long do_rmdir(int dfd, const char __user *pathname) ...@@ -3382,6 +3383,10 @@ static long do_rmdir(int dfd, const char __user *pathname)
exit1: exit1:
path_put(&nd.path); path_put(&nd.path);
putname(name); putname(name);
if (retry_estale(error, lookup_flags)) {
lookup_flags |= LOOKUP_REVAL;
goto retry;
}
return error; return error;
} }
......
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