From: Christoph Lameter <cl@linux.com>
To: Vladimir Davydov <vdavydov@virtuozzo.com>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>,
linux-mm@kvack.org, Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [RFC PATCH 2/2] slab: implement bulk free in SLAB allocator
Date: Tue, 8 Dec 2015 08:15:21 -0600 (CST) [thread overview]
Message-ID: <alpine.DEB.2.20.1512080814350.20678@east.gentwo.org> (raw)
In-Reply-To: <20151208141211.GH11488@esperanza>
On Tue, 8 Dec 2015, Vladimir Davydov wrote:
> If producers are represented by different processes, they can belong to
> different memory cgroups, so that objects passed to the consumer will
> come from different kmem caches (per memcg caches), although they are
> all of the same kind. This means, we must call cache_from_obj() on each
> object passed to kmem_cache_free_bulk() in order to free each object to
> the cache it was allocated from.
The we should change the API so that we do not specify kmem_cache on bulk
free. Do it like kfree without any cache spec.
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next prev parent reply other threads:[~2015-12-08 14:15 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-03 15:56 [RFC PATCH 0/2] slab: implement bulking for " Jesper Dangaard Brouer
2015-12-03 15:57 ` [RFC PATCH 1/2] slab: implement bulk alloc in " Jesper Dangaard Brouer
2015-12-04 10:16 ` Jesper Dangaard Brouer
2015-12-04 17:10 ` Christoph Lameter
2015-12-07 10:20 ` Jesper Dangaard Brouer
2015-12-07 14:57 ` Christoph Lameter
2015-12-03 15:57 ` [RFC PATCH 2/2] slab: implement bulk free " Jesper Dangaard Brouer
2015-12-04 17:17 ` Christoph Lameter
2015-12-07 11:25 ` Jesper Dangaard Brouer
2015-12-07 14:59 ` Christoph Lameter
2015-12-08 13:39 ` Jesper Dangaard Brouer
2015-12-08 14:11 ` Christoph Lameter
2015-12-08 14:12 ` Vladimir Davydov
2015-12-08 14:15 ` Christoph Lameter [this message]
2015-12-08 14:56 ` Vladimir Davydov
2015-12-08 15:13 ` Jesper Dangaard Brouer
2015-12-08 15:32 ` Christoph Lameter
2015-12-04 9:01 ` [RFC PATCH 0/2] slab: implement bulking for " Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 0/9] slab: cleanup and bulk API for SLAB Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 1/9] mm/slab: move SLUB alloc hooks to common mm/slab.h Jesper Dangaard Brouer
2015-12-09 15:43 ` Christoph Lameter
2015-12-08 16:18 ` [RFC PATCH V2 2/9] mm: generalize avoid fault-inject on bootstrap kmem_cache Jesper Dangaard Brouer
2015-12-09 2:36 ` Joonsoo Kim
2015-12-08 16:18 ` [RFC PATCH V2 3/9] slab: use slab_pre_alloc_hook in SLAB allocator Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 4/9] mm: kmemcheck skip object if slab allocation failed Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 5/9] slab: use slab_post_alloc_hook in SLAB allocator Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 6/9] slab: implement bulk alloc " Jesper Dangaard Brouer
2015-12-08 16:18 ` [RFC PATCH V2 7/9] slab: avoid running debug SLAB code with IRQs disabled for alloc_bulk Jesper Dangaard Brouer
2015-12-08 16:19 ` [RFC PATCH V2 8/9] slab: implement bulk free in SLAB allocator Jesper Dangaard Brouer
2015-12-09 16:06 ` Christoph Lameter
2015-12-09 18:53 ` Jesper Dangaard Brouer
2015-12-09 19:41 ` Christoph Lameter
2015-12-09 20:50 ` Jesper Dangaard Brouer
2015-12-10 15:15 ` Christoph Lameter
2015-12-10 15:10 ` Jesper Dangaard Brouer
2015-12-10 15:18 ` Christoph Lameter
2015-12-10 15:26 ` Vladimir Davydov
2015-12-10 17:24 ` Christoph Lameter
2015-12-14 15:19 ` Jesper Dangaard Brouer
2015-12-15 12:02 ` Jesper Dangaard Brouer
2015-12-08 16:19 ` [RFC PATCH V2 9/9] slab: annotate code to generate more compact asm code Jesper Dangaard Brouer
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