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From: Christopher Lameter <cl@linux.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: linux-mm@kvack.org, "Matthew Wilcox" <mawilcox@microsoft.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
	"Lai Jiangshan" <jiangshanlai@gmail.com>,
	"Pekka Enberg" <penberg@kernel.org>,
	"Vlastimil Babka" <vbabka@suse.cz>,
	"Dave Hansen" <dave.hansen@linux.intel.com>,
	"Jérôme Glisse" <jglisse@redhat.com>
Subject: Re: [PATCH v4 07/16] slub: Remove page->counters
Date: Tue, 1 May 2018 11:48:53 -0500 (CDT)	[thread overview]
Message-ID: <alpine.DEB.2.21.1805011148060.16325@nuc-kabylake> (raw)
In-Reply-To: <20180430202247.25220-8-willy@infradead.org>

On Mon, 30 Apr 2018, Matthew Wilcox wrote:

> Use page->private instead, now that these two fields are in the same
> location.  Include a compile-time assert that the fields don't get out
> of sync.

Hrm. This makes the source code a bit less readable. Guess its ok.

Acked-by: Christoph Lameter <cl@linux.com>

  reply	other threads:[~2018-05-01 16:48 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-30 20:22 [PATCH v4 00/16] Rearrange struct page Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 01/16] s390: Use _refcount for pgtables Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 02/16] mm: Split page_type out from _mapcount Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 03/16] mm: Mark pages in use for page tables Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 04/16] mm: Switch s_mem and slab_cache in struct page Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 05/16] mm: Move 'private' union within " Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 06/16] mm: Move _refcount out of struct page union Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 07/16] slub: Remove page->counters Matthew Wilcox
2018-05-01 16:48   ` Christopher Lameter [this message]
2018-05-02 17:26     ` Matthew Wilcox
2018-05-02 22:17       ` Kirill A. Shutemov
2018-05-03  0:52         ` Matthew Wilcox
2018-05-03 15:03           ` Christopher Lameter
2018-05-03 18:28             ` Matthew Wilcox
2018-05-04 14:55               ` Christopher Lameter
2018-05-04 15:15                 ` Matthew Wilcox
2018-05-04 16:29                   ` Christopher Lameter
2018-04-30 20:22 ` [PATCH v4 08/16] mm: Combine first three unions in struct page Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 09/16] mm: Use page->deferred_list Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 10/16] mm: Move lru union within struct page Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 11/16] mm: Combine first two unions in " Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 12/16] mm: Improve struct page documentation Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 13/16] mm: Add pt_mm to struct page Matthew Wilcox
2018-05-02  8:12   ` Kirill A. Shutemov
2018-05-03  0:11     ` Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 14/16] mm: Add hmm_data " Matthew Wilcox
2018-04-30 20:22 ` [PATCH v4 15/16] slab,slub: Remove rcu_head size checks Matthew Wilcox
2018-05-01 16:46   ` Christopher Lameter
2018-04-30 20:22 ` [PATCH v4 16/16] slub: Remove kmem_cache->reserved Matthew Wilcox
2018-05-01 16:43   ` Christopher Lameter

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