linux-kernel - Re: [btrfs] 3d6ef82805: WARNING:at_fs/btrfs/extent-tree.c:#btrfs_reserve

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Message-ID: <8fec3d91-fd37-0159-7417-0661659e2e02@kernel.dk>
Date:   Mon, 15 Feb 2021 08:40:02 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     kernel test robot <oliver.sang@...el.com>
Cc:     LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
        lkp@...el.com, ltp@...ts.linux.it, linux-btrfs@...r.kernel.org
Subject: Re: [btrfs] 3d6ef82805:
 WARNING:at_fs/btrfs/extent-tree.c:#btrfs_reserve_extent[btrfs]

On 2/15/21 6:27 AM, kernel test robot wrote:
> 
> Greeting,
> 
> FYI, we noticed the following commit (built with gcc-9):
> 
> commit: 3d6ef82805958611e8ffa0a901c014b6f066c3e6 ("btrfs: relax memory alignment restriction for O_DIRECT")
> https://git.kernel.org/cgit/linux/kernel/git/axboe/linux-block.git dio-mem-align

This patch has been dropped, we did identify last week that btrfs
needs more work to support sub bs memory alignment for dio.

-- 
Jens Axboe