linux-kernel - Re: [PATCH 3/6] xfs: map KM_MAYFAIL to __GFP_RETRY

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Message-ID: <20170627134751.GA28043@infradead.org>
Date:   Tue, 27 Jun 2017 06:47:51 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Michal Hocko <mhocko@...nel.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Johannes Weiner <hannes@...xchg.org>,
        Mel Gorman <mgorman@...e.de>, NeilBrown <neilb@...e.com>,
        LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org,
        Christoph Hellwig <hch@...radead.org>,
        "Darrick J. Wong" <darrick.wong@...cle.com>
Subject: Re: [PATCH 3/6] xfs: map KM_MAYFAIL to __GFP_RETRY_MAYFAIL

On Tue, Jun 27, 2017 at 10:49:50AM +0200, Michal Hocko wrote:
> Christoph, Darrick
> could you have a look at this patch please? Andrew has put it into mmotm
> but I definitely do not want it passes your attention.

I don't think what we have to gain from it.  Callsite for KM_MAYFAIL
should handler failures, but the current behavior seems to be doing fine
too.