linux-kernel - Re: [PATCH v4 08/10] mmap locking API: add MMAP_LOCK

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Message-ID: <20200420182302.bzn376dnxyiipcta@ca-dmjordan1.us.oracle.com>
Date:   Mon, 20 Apr 2020 14:23:02 -0400
From:   Daniel Jordan <daniel.m.jordan@...cle.com>
To:     Michel Lespinasse <walken@...gle.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-mm <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Laurent Dufour <ldufour@...ux.ibm.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Matthew Wilcox <willy@...radead.org>,
        Liam Howlett <Liam.Howlett@...cle.com>,
        Jerome Glisse <jglisse@...hat.com>,
        Davidlohr Bueso <dave@...olabs.net>,
        David Rientjes <rientjes@...gle.com>,
        Hugh Dickins <hughd@...gle.com>, Ying Han <yinghan@...gle.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        Daniel Jordan <daniel.m.jordan@...cle.com>
Subject: Re: [PATCH v4 08/10] mmap locking API: add MMAP_LOCK_INITIALIZER

On Tue, Apr 14, 2020 at 05:43:51PM -0700, Michel Lespinasse wrote:
> Define a new initializer for the mmap locking api.
> Initially this just evaluates to __RWSEM_INITIALIZER as the API
> is defined as wrappers around rwsem.

Shouldn't this take mm as the argument like the other stuff in mmap_lock.h?