Re: [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants

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Subject: Re: [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants
From: Qu Wenruo <wqu@xxxxxxxx>
Date: Mon, 29 Jun 2020 15:20:42 +0800
Cc: Anand Jain <anand.jain@xxxxxxxxxx>
In-reply-to: <SN4PR0401MB359839A2E5EA48ED5D0B2E2B9B6E0@SN4PR0401MB3598.namprd04.prod.outlook.com>
References: <20200628051839.63142-1-wqu@suse.com> <20200628051839.63142-4-wqu@suse.com> <SN4PR0401MB359839A2E5EA48ED5D0B2E2B9B6E0@SN4PR0401MB3598.namprd04.prod.outlook.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0


On 2020/6/29 下午3:13, Johannes Thumshirn wrote:
> On 28/06/2020 07:19, Qu Wenruo wrote:
>> -		btrfs_drew_write_unlock(&BTRFS_I(inode)->root->snapshot_lock);
>> +		btrfs_check_nocow_unlock(BTRF_I(inode));
> 
> Huhz?
> 
That's why there is a v7 update...

Follow-Ups:
- Re: [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants
  - From: Johannes Thumshirn
- Re: [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants
  - From: David Sterba

References:
- [PATCH v6 0/3] btrfs: allow btrfs_truncate_block() to fallback to nocow for data space reservation
  - From: Qu Wenruo
- [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants
  - From: Qu Wenruo
- Re: [PATCH v6 3/3] btrfs: refactor btrfs_check_can_nocow() into two variants
  - From: Johannes Thumshirn

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