linux-kernel - Re: [PATCH V2] megaraid: kmemleak: Track page allocation for fusion

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Message-ID: <20170918162135.GA20366@infradead.org>
Date:   Mon, 18 Sep 2017 09:21:35 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Shivasharan Srikanteshwara 
        <shivasharan.srikanteshwara@...adcom.com>
Cc:     Christoph Hellwig <hch@...radead.org>, shuwang@...hat.com,
        Kashyap Desai <kashyap.desai@...adcom.com>,
        Sumit Saxena <sumit.saxena@...adcom.com>,
        jejb@...ux.vnet.ibm.com, martin.petersen@...cle.com,
        "PDL,MEGARAIDLINUX" <megaraidlinux.pdl@...adcom.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        chuhu@...hat.com, yizhan@...hat.com, catalin.marinas@....com
Subject: Re: [PATCH V2] megaraid: kmemleak: Track page allocation for fusion

Oh, I missed log_to_span.  Well, in that case log_to_span is
_the_ candidate for moving into a separate allocation.

And in fact you're probably better off by using a sensible data
structure for it, e.g. a radix tree.