linux-kernel - Re: [PATCHv3 1/3] mm: Introduce vma

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Message-ID: <20180725123924.g2yvgie2iz2txmek@kshutemo-mobl1>
Date:   Wed, 25 Jul 2018 15:39:24 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Oleg Nesterov <oleg@...hat.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        linux-mm <linux-mm@...ck.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCHv3 1/3] mm: Introduce vma_init()

On Tue, Jul 24, 2018 at 01:41:58PM -0700, Andrew Morton wrote:
> On Tue, 24 Jul 2018 13:16:33 -0700 Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> 
> > On Tue, Jul 24, 2018 at 1:03 PM Andrew Morton <akpm@...ux-foundation.org> wrote:
> > >
> > >
> > > I'd sleep better if this became a kmem_cache_alloc() and the memset
> > > was moved into vma_init().
> > 
> > Yeah, with the vma_init(), I guess the advantage of using
> > kmem_cache_zalloc() is pretty dubious.
> > 
> > Make it so.
> > 
> 
> Did I get everything?

There are few more:

arch/arm64/include/asm/tlb.h:   struct vm_area_struct vma = { .vm_mm = tlb->mm, };
arch/arm64/mm/hugetlbpage.c:    struct vm_area_struct vma = { .vm_mm = mm };
arch/arm64/mm/hugetlbpage.c:    struct vm_area_struct vma = { .vm_mm = mm };

-- 
 Kirill A. Shutemov