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From: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
To: Julia Lawall <julia.lawall@lip6.fr>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	David Rientjes <rientjes@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Minchan Kim <minchan@kernel.org>,
	Christoph Lameter <cl@linux.com>,
	Pekka Enberg <penberg@kernel.org>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Michal Hocko <mhocko@suse.cz>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: Re: [RFC][PATCH 1/5] mm/slab_common: allow NULL cache pointer in kmem_cache_destroy()
Date: Thu, 16 Jul 2015 17:26:43 +0900	[thread overview]
Message-ID: <20150716082643.GA622@swordfish> (raw)
In-Reply-To: <alpine.DEB.2.02.1506201824510.2067@localhost6.localdomain6>

On (06/20/15 18:25), Julia Lawall wrote:
> > On (06/17/15 16:14), David Rientjes wrote:
> > [..]
> > > > 
> > > > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > > > Reported-by: Andrew Morton <akpm@linux-foundation.org>
> > > > LKML-reference: https://lkml.org/lkml/2015/6/8/583
> > > 
> > > Acked-by: David Rientjes <rientjes@google.com>
> > > 
> > > kmem_cache_destroy() isn't a fastpath, this is long overdue.  Now where's 
> > > the patch to remove the NULL checks from the callers? ;)
> > > 
> > 
> > Thanks.
> > 
> > Yes, Julia Lawall (Cc'd) already has a patch set ready for submission.
> 
> The patch for making these functions able to tolerate NULL doesn't seem to 
> be in linux-next yet, so I will wait until it appears.

Hello Julia,

The patches are in -next now.

mm/dmapool: 8bf49946ed8fa01a0b5e7d0de94655c072525344
mm/mempool: eb54bc8469e2977bcef4e284d24cbf3578ce9cd9
mm/slab_common: e88672f95907c14cf8ab2cce592c41bbb9cefc5f

	-ss

  reply	other threads:[~2015-07-16  8:26 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-09 12:04 [RFC][PATCH 0/5] do not dereference NULL pools in pools' destroy() functions Sergey Senozhatsky
2015-06-09 12:04 ` [RFC][PATCH 1/5] mm/slab_common: allow NULL cache pointer in kmem_cache_destroy() Sergey Senozhatsky
2015-06-17 23:14   ` David Rientjes
2015-06-17 23:52     ` Sergey Senozhatsky
2015-06-19 15:50       ` Julia Lawall
2015-08-06 14:21         ` Sergey Senozhatsky
2015-08-06 14:27           ` Julia Lawall
2015-08-06 14:29             ` Sergey Senozhatsky
2015-06-20 16:25       ` Julia Lawall
2015-07-16  8:26         ` Sergey Senozhatsky [this message]
2015-06-09 12:04 ` [RFC][PATCH 2/5] mm/mempool: allow NULL `pool' pointer in mempool_destroy() Sergey Senozhatsky
2015-06-17 23:21   ` David Rientjes
2015-06-17 23:54     ` Sergey Senozhatsky
2015-06-09 12:04 ` [RFC][PATCH 3/5] mm/dmapool: allow NULL `pool' pointer in dma_pool_destroy() Sergey Senozhatsky
2015-06-17 23:22   ` David Rientjes
2015-06-09 12:04 ` [RFC][PATCH 4/5] mm/zpool: allow NULL `zpool' pointer in zpool_destroy_pool() Sergey Senozhatsky
2015-06-10 20:59   ` Dan Streetman
2015-06-10 23:58     ` Sergey Senozhatsky
2015-06-11  0:48       ` Joe Perches
2015-06-11  0:59         ` Sergey Senozhatsky
2015-06-11  1:01           ` Dan Streetman
2015-06-09 12:04 ` [RFC][PATCH 5/5] mm/zsmalloc: allow NULL `pool' pointer in zs_destroy_pool() Sergey Senozhatsky
2015-06-09 21:25 ` [RFC][PATCH 0/5] do not dereference NULL pools in pools' destroy() functions Andrew Morton
2015-06-10  0:06   ` Joe Perches
2015-06-10  4:39     ` [PATCH] checkpatch: Add some <foo>_destroy functions to NEEDLESS_IF tests Joe Perches
2015-06-10  5:52       ` [PATCH V2] " Joe Perches
2015-06-10 10:18         ` Sergey Senozhatsky
2015-06-11  9:41         ` Julia Lawall
2015-06-11  9:51           ` Sergey Senozhatsky
2015-06-11  9:55             ` Julia Lawall
2015-07-14 23:03         ` Andrew Morton
2015-07-15  0:27           ` Sergey Senozhatsky
2015-06-10  5:46     ` [RFC][PATCH 0/5] do not dereference NULL pools in pools' destroy() functions Julia Lawall
2015-06-10  6:41       ` Sergey Senozhatsky
2015-06-10  6:44         ` Julia Lawall
2015-06-10  6:52           ` Sergey Senozhatsky
2015-06-10  1:11   ` Christoph Lameter
2015-06-10  1:51     ` Andrew Morton
2015-06-10  2:00       ` Christoph Lameter
2015-06-10  2:17         ` Andrew Morton
2015-06-10  4:47           ` Joe Perches
2015-06-11 17:26           ` Christoph Lameter
2015-06-11 17:40             ` Andrew Morton
2015-06-10  2:04     ` Sergey Senozhatsky

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