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From:   Roman Gushchin <guro@fb.com>
To:     Ira Weiny <ira.weiny@intel.com>
CC:     Andrew Morton <akpm@linux-foundation.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Kernel Team <Kernel-team@fb.com>,
        "Johannes Weiner" <hannes@cmpxchg.org>,
        Matthew Wilcox <willy@infradead.org>,
        Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [PATCH] mm: refactor __vunmap() to avoid duplicated call to
 find_vm_area()
Thread-Topic: [PATCH] mm: refactor __vunmap() to avoid duplicated call to
 find_vm_area()
Thread-Index: AQHVCq//khAEDBlALkSFD6zmmU+RfaZsc8kAgAACzgA=
Date:   Wed, 15 May 2019 17:45:37 +0000
Message-ID: <20190515174525.GA11013@castle>
References: <20190514235111.2817276-1-guro@fb.com>
 <20190515173525.GB1888@iweiny-DESK2.sc.intel.com>
In-Reply-To: <20190515173525.GB1888@iweiny-DESK2.sc.intel.com>
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On Wed, May 15, 2019 at 10:35:26AM -0700, Ira Weiny wrote:
> > =20
> > -/* Handle removing and resetting vm mappings related to the vm_struct.=
 */
> > -static void vm_remove_mappings(struct vm_struct *area, int deallocate_=
pages)
> > +/* Handle removing and resetting vm mappings related to the va->vm vm_=
struct. */
> > +static void vm_remove_mappings(struct vmap_area *va, int deallocate_pa=
ges)
>=20
> Does this apply to 5.1?  I'm confused because I can't find vm_remove_mapp=
ings()
> in 5.1.

Not really, it's based on top of the current mm tree.
You can find the earlier version which applies on 5.1 here:
https://lkml.org/lkml/2019/4/17/954

Thanks!