linux-kernel - Re: [PATCH v2] mm/slab_common: Support the slub_debug boot option on specific object size

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Message-ID: <alpine.DEB.2.11.1504220926480.24618@gentwo.org>
Date:	Wed, 22 Apr 2015 09:27:08 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Gavin Guo <gavin.guo@...onical.com>
cc:	penberg@...nel.org, rientjes@...gle.com, iamjoonsoo.kim@....com,
	akpm@...ux-foundation.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mm/slab_common: Support the slub_debug boot option
 on specific object size

On Wed, 22 Apr 2015, Gavin Guo wrote:

> The slub_debug=PU,kmalloc-xx cannot work because in the
> create_kmalloc_caches() the s->name is created after the
> create_kmalloc_cache() is called. The name is NULL in the
> create_kmalloc_cache() so the kmem_cache_flags() would not set the
> slub_debug flags to the s->flags. The fix here set up a kmalloc_names
> string array for the initialization purpose and delete the dynamic
> name creation of kmalloc_caches.

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