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Diffstat (limited to 'fs/btrfs/ioctl.c')
-rw-r--r--fs/btrfs/ioctl.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 2c02310ff2d..9c44d657b79 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -723,7 +723,9 @@ static noinline int btrfs_mksubvol(struct path *parent,
struct dentry *dentry;
int error;
- mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
+ error = mutex_lock_killable_nested(&dir->i_mutex, I_MUTEX_PARENT);
+ if (error == -EINTR)
+ return error;
dentry = lookup_one_len(name, parent->dentry, namelen);
error = PTR_ERR(dentry);
@@ -2086,7 +2088,9 @@ static noinline int btrfs_ioctl_snap_destroy(struct file *file,
if (err)
goto out;
- mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
+ err = mutex_lock_killable_nested(&dir->i_mutex, I_MUTEX_PARENT);
+ if (err == -EINTR)
+ goto out;
dentry = lookup_one_len(vol_args->name, parent, namelen);
if (IS_ERR(dentry)) {
err = PTR_ERR(dentry);