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| author | Jeff Layton <jlayton@redhat.com> | 2012-12-20 16:38:04 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-20 18:50:04 -0500 |
| commit | 5d18f8133cad85ccbb7fa6fd351d75025da32504 (patch) | |
| tree | 41ecbcbe72dbaba82973cac973e262459927a9df /fs/namei.c | |
| parent | c6ee920698301febdf10df0b57039173a1edbd43 (diff) | |
| download | lwn-5d18f8133cad85ccbb7fa6fd351d75025da32504.tar.gz lwn-5d18f8133cad85ccbb7fa6fd351d75025da32504.zip | |
vfs: make do_unlinkat retry once on ESTALE errors
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/namei.c b/fs/namei.c index fe06a2fd1925..8a262c2efff8 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3440,8 +3440,9 @@ static long do_unlinkat(int dfd, const char __user *pathname) struct dentry *dentry; struct nameidata nd; struct inode *inode = NULL; - - name = user_path_parent(dfd, pathname, &nd, 0); + unsigned int lookup_flags = 0; +retry: + name = user_path_parent(dfd, pathname, &nd, lookup_flags); if (IS_ERR(name)) return PTR_ERR(name); @@ -3479,6 +3480,11 @@ exit2: exit1: path_put(&nd.path); putname(name); + if (retry_estale(error, lookup_flags)) { + lookup_flags |= LOOKUP_REVAL; + inode = NULL; + goto retry; + } return error; slashes: |