Re: [PATCH] fs/block_dev.c: Remove WARN_ON() when inode writeback fails

From: Tejun Heo
Date: Mon Jun 22 2015 - 14:42:16 EST

On Mon, Jun 22, 2015 at 02:41:18PM -0400, Vivek Goyal wrote:
> If a block device is hot removed and later last reference to devices
> is put, we try to writeback the dirty inode. But device is gone and
> that writeback fails.
> Currently we do a WARN_ON() which does not seem to be the right thing.
> Convert it to a ratelimited kernel warning.
> Reported-by: Andi Kleen <andi@xxxxxxxxxxxxxx>
> Signed-off-by: Vivek Goyal <vgoyal@xxxxxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>


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