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From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	John Hubbard <jhubbard@nvidia.com>
Subject: Re: [PATCH 3/3] mm: Print hashed address of struct page
Date: Thu, 2 Jul 2020 18:56:07 +0300	[thread overview]
Message-ID: <20200702155607.xobw3m67rsn3tpq2@box> (raw)
In-Reply-To: <20200629151918.15537-4-willy@infradead.org>

On Mon, Jun 29, 2020 at 04:19:18PM +0100, Matthew Wilcox (Oracle) wrote:
> The actual address of the struct page isn't particularly helpful,
> while the hashed address helps match with other messages elsewhere.

Hashed addresses would lose useful alignment information. I found it
useful more than once to check if the page is THP-aligned or not.

-- 
 Kirill A. Shutemov


  reply	other threads:[~2020-07-02 15:56 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-29 15:19 [PATCH 0/3] Improvements for dump_page() Matthew Wilcox (Oracle)
2020-06-29 15:19 ` [PATCH 1/3] mm: Print head flags in dump_page Matthew Wilcox (Oracle)
2020-06-29 22:38   ` John Hubbard
2020-06-29 22:51     ` Matthew Wilcox
2020-06-29 22:54       ` John Hubbard
2020-06-29 23:35       ` John Hubbard
2020-06-30  8:02         ` Vlastimil Babka
2020-06-30 11:59           ` Matthew Wilcox
2020-07-01  2:12             ` John Hubbard
2020-07-02 14:59             ` Vlastimil Babka
2020-07-02 15:53               ` Kirill A. Shutemov
2020-07-02 16:19                 ` Vlastimil Babka
2020-07-02 20:39                   ` Kirill A. Shutemov
2020-07-02 21:01                     ` Matthew Wilcox
2020-06-29 15:19 ` [PATCH 2/3] mm: Print the inode number " Matthew Wilcox (Oracle)
2020-06-29 15:19 ` [PATCH 3/3] mm: Print hashed address of struct page Matthew Wilcox (Oracle)
2020-07-02 15:56   ` Kirill A. Shutemov [this message]
2020-06-29 16:57 ` [PATCH 0/3] Improvements for dump_page() William Kucharski
2020-06-29 20:17 ` Mike Rapoport
2020-06-29 21:55 ` John Hubbard
2020-06-29 22:35   ` Matthew Wilcox
2020-06-29 23:41     ` John Hubbard

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