linux-kernel - RE: [Update][PATCH v5 7/9] mm/swap: Add cache for swap slots allocation

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Message-ID: <045D8A5597B93E4EBEDDCBF1FC15F50935C9FB53@fmsmsx104.amr.corp.intel.com>
Date:   Tue, 17 Jan 2017 20:31:27 +0000
From:   "Chen, Tim C" <tim.c.chen@...el.com>
To:     Michal Hocko <mhocko@...nel.org>
CC:     "Huang, Ying" <ying.huang@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Hansen, Dave" <dave.hansen@...el.com>,
        "ak@...ux.intel.com" <ak@...ux.intel.com>,
        "Lu, Aaron" <aaron.lu@...el.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Hugh Dickins <hughd@...gle.com>, Shaohua Li <shli@...nel.org>,
        Minchan Kim <minchan@...nel.org>,
        Rik van Riel <riel@...hat.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Vladimir Davydov <vdavydov.dev@...il.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Hillf Danton <hillf.zj@...baba-inc.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Jonathan Corbet <corbet@....net>
Subject: RE: [Update][PATCH v5 7/9] mm/swap: Add cache for swap slots
 allocation

> > >
> >
> > The cache->slots_ret  is protected by cache->free_lock and
> > cache->slots is protected by cache->free_lock.

Typo.  cache->slots is protected by cache->alloc_lock.

Tim