linux-kernel - Re: [PATCH v2] xfs: handle register

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Message-Id: <201711261114.DBJ78191.SOOFOHMJLQFVFt@I-love.SAKURA.ne.jp>
Date:   Sun, 26 Nov 2017 11:14:25 +0900
From:   Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:     david@...morbit.com
Cc:     mhocko@...nel.org, hch@...radead.org, darrick.wong@...cle.com,
        linux-xfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] xfs: handle register_shrinker error

Dave Chinner wrote:
> IOWs, we don't actually need to touch this code, but if you really
> must, just remove the KM_NOFS tag.

OK. Then, please remove KM_NOFS. GFP_KERNEL is safer than GFP_NOFS
in the sense that it won't cause OOM lockup due to unable to invoke
the OOM killer.