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From: Anand Jain <anand.jain@oracle.com>
To: "dsterba@suse.cz" <dsterba@suse.cz>
Cc: "Gu, Jinxiang" <gujx@cn.fujitsu.com>,
	"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: [PATCH v5 2/2] btrfs: get device pointer from btrfs_scan_one_device
Date: Tue, 17 Jul 2018 12:54:00 +0800	[thread overview]
Message-ID: <61d50b9c-9230-c841-7d07-8b47799c34c8@oracle.com> (raw)
In-Reply-To: <516DDBE5B1D92D42BCF7A2E37F045A5D01A8A35A22@G08CNEXMBPEKD02.g08.fujitsu.local>


::

>>> @@ -1561,12 +1564,15 @@ static struct dentry *btrfs_mount_root(struct file_system_type *fs_type,
>>>   		goto error_fs_info;
>>>   	}
>>>
>>> -	error = btrfs_scan_one_device(device_name, mode, fs_type, &fs_devices);
>>> -	if (error) {
>>> +	device = btrfs_scan_one_device(device_name, mode, fs_type);
>>> +	if (IS_ERR(device)) {
>>> +		error = PTR_ERR(device);
>>>   		mutex_unlock(&uuid_mutex);
>>>   		goto error_fs_info;
>>>   	}
>>>
>>> +	fs_devices = device->fs_devices;
>>> +

  The version at misc-next is missing this assignment and it panics.

::

Thanks, Anand

  reply	other threads:[~2018-07-17  5:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-16  9:34 [PATCH v5 0/2] btrfs: do some parameters optimization Gu Jinxiang
2018-07-16  9:11 ` [PATCH v5 1/2] btrfs: make fs_devices to be a local variable Gu Jinxiang
2018-07-16 12:31   ` Nikolay Borisov
2018-07-16  9:11 ` [PATCH v5 2/2] btrfs: get device pointer from btrfs_scan_one_device Gu Jinxiang
2018-07-16 12:34   ` David Sterba
2018-07-17  1:08     ` Gu, Jinxiang
2018-07-17  4:54       ` Anand Jain [this message]
2018-07-17 13:50         ` David Sterba
2018-07-17 13:48       ` David Sterba

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