commit dc9e03f494273b5c8f3780747df2c7057fa44814
Author: Erez Zadok <[EMAIL PROTECTED]>
Date: Tue Dec 25 17:01:40 2007 -0500
Unionfs: remove unnecessary lock when deleting whiteouts
Lockdep complained, because we eventually call vfs_unlink which'd grab the
necessary locks.
Signed-off-by: Erez Zadok <[EMAIL PROTECTED]>
diff --git a/fs/unionfs/dirhelper.c b/fs/unionfs/dirhelper.c
index 2e52fc3..b40090a 100644
--- a/fs/unionfs/dirhelper.c
+++ b/fs/unionfs/dirhelper.c
@@ -110,7 +110,6 @@ int delete_whiteouts(struct dentry *dentry, int bindex,
lower_dir = lower_dir_dentry->d_inode;
BUG_ON(!S_ISDIR(lower_dir->i_mode));
- mutex_lock(&lower_dir->i_mutex);
if (!permission(lower_dir, MAY_WRITE | MAY_EXEC, NULL)) {
err = do_delete_whiteouts(dentry, bindex, namelist);
} else {
@@ -120,7 +119,6 @@ int delete_whiteouts(struct dentry *dentry, int bindex,
run_sioq(__delete_whiteouts, &args);
err = args.err;
}
- mutex_unlock(&lower_dir->i_mutex);
out:
return err;
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