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From: Minchan Kim <minchan@kernel.org>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Oleg Nesterov <oleg@redhat.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] mm, madvise: use vma_is_anonymous() to check for anon VMA
Date: Thu, 16 Jul 2015 08:50:45 +0900	[thread overview]
Message-ID: <20150715235044.GC988@bgram> (raw)
In-Reply-To: <1436784852-144369-5-git-send-email-kirill.shutemov@linux.intel.com>

On Mon, Jul 13, 2015 at 01:54:11PM +0300, Kirill A. Shutemov wrote:
> !vma->vm_file is not reliable to detect anon VMA, because not all
> drivers bother set it. Let's use vma_is_anonymous() instead.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Cc: Minchan Kim <minchan@kernel.org>
Acked-by: Minchan Kim <minchan@kernel.org>

Thanks.

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WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Oleg Nesterov <oleg@redhat.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] mm, madvise: use vma_is_anonymous() to check for anon VMA
Date: Thu, 16 Jul 2015 08:50:45 +0900	[thread overview]
Message-ID: <20150715235044.GC988@bgram> (raw)
In-Reply-To: <1436784852-144369-5-git-send-email-kirill.shutemov@linux.intel.com>

On Mon, Jul 13, 2015 at 01:54:11PM +0300, Kirill A. Shutemov wrote:
> !vma->vm_file is not reliable to detect anon VMA, because not all
> drivers bother set it. Let's use vma_is_anonymous() instead.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> Cc: Minchan Kim <minchan@kernel.org>
Acked-by: Minchan Kim <minchan@kernel.org>

Thanks.


  reply	other threads:[~2015-07-15 23:50 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-13 10:54 [PATCH 0/5] Make vma_is_anonymous() reliable Kirill A. Shutemov
2015-07-13 10:54 ` Kirill A. Shutemov
2015-07-13 10:54 ` [PATCH 1/5] mm: mark most vm_operations_struct const Kirill A. Shutemov
2015-07-13 10:54   ` Kirill A. Shutemov
2015-07-13 10:54 ` [PATCH 2/5] x86, mpx: do not set ->vm_ops on mpx VMAs Kirill A. Shutemov
2015-07-13 10:54   ` Kirill A. Shutemov
2015-07-13 12:06   ` Leon Romanovsky
2015-07-13 12:06     ` Leon Romanovsky
2015-07-13 12:29     ` Kirill A. Shutemov
2015-07-13 12:29       ` Kirill A. Shutemov
2015-07-13 12:42       ` Leon Romanovsky
2015-07-13 12:42         ` Leon Romanovsky
2015-07-13 16:53   ` Oleg Nesterov
2015-07-13 16:53     ` Oleg Nesterov
2015-07-13 17:05     ` Dave Hansen
2015-07-13 17:05       ` Dave Hansen
2015-07-16 11:05       ` Kirill A. Shutemov
2015-07-16 11:05         ` Kirill A. Shutemov
2015-07-16 15:53         ` Dave Hansen
2015-07-16 15:53           ` Dave Hansen
2015-07-16 16:09           ` Kirill A. Shutemov
2015-07-16 16:09             ` Kirill A. Shutemov
2015-07-16 22:26             ` [PATCH 0/1] mm, mpx: add "vm_flags_t vm_flags" arg to do_mmap_pgoff() Oleg Nesterov
2015-07-16 22:26               ` Oleg Nesterov
2015-07-16 22:26               ` [PATCH 1/1] " Oleg Nesterov
2015-07-16 22:26                 ` Oleg Nesterov
2015-07-24 14:39                 ` Paul Gortmaker
2015-07-24 14:39                   ` Paul Gortmaker
2015-07-27 19:34                   ` Mark Salter
2015-07-27 19:34                     ` Mark Salter
2015-07-13 10:54 ` [PATCH 3/5] mm: make sure all file VMAs have ->vm_ops set Kirill A. Shutemov
2015-07-13 10:54   ` Kirill A. Shutemov
2015-07-13 10:54 ` [PATCH 4/5] mm, madvise: use vma_is_anonymous() to check for anon VMA Kirill A. Shutemov
2015-07-13 10:54   ` Kirill A. Shutemov
2015-07-15 23:50   ` Minchan Kim [this message]
2015-07-15 23:50     ` Minchan Kim
2015-07-13 10:54 ` [PATCH 5/5] mm, memcontrol: " Kirill A. Shutemov
2015-07-13 10:54   ` Kirill A. Shutemov
2015-07-13 13:08   ` Johannes Weiner
2015-07-13 13:08     ` Johannes Weiner
2015-07-13 13:20     ` Kirill A. Shutemov
2015-07-13 13:20       ` Kirill A. Shutemov

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