linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Roman Gushchin <guro@fb.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Christoph Lameter <cl@linux.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@kernel.org>,
	Shakeel Butt <shakeelb@google.com>, <linux-mm@kvack.org>,
	<kernel-team@fb.com>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4 12/19] mm: memcg/slab: use a single set of kmem_caches for all accounted allocations
Date: Wed, 27 May 2020 09:29:56 -0700	[thread overview]
Message-ID: <20200527162956.GC396660@carbon.dhcp.thefacebook.com> (raw)
In-Reply-To: <9a7726c8-ac3c-df5c-7409-16e6be22a923@suse.cz>

On Wed, May 27, 2020 at 06:01:20PM +0200, Vlastimil Babka wrote:
> On 5/26/20 11:42 PM, Roman Gushchin wrote:
> 
> > @@ -549,17 +503,14 @@ static __always_inline int charge_slab_page(struct page *page,
> >  					    gfp_t gfp, int order,
> >  					    struct kmem_cache *s)
> >  {
> > -#ifdef CONFIG_MEMCG_KMEM
> >  	if (memcg_kmem_enabled() && !is_root_cache(s)) {
> >  		int ret;
> >  
> >  		ret = memcg_alloc_page_obj_cgroups(page, s, gfp);
> >  		if (ret)
> >  			return ret;
> > -
> > -		percpu_ref_get_many(&s->memcg_params.refcnt, 1 << order);
> >  	}
> > -#endif
> > +
> >  	mod_node_page_state(page_pgdat(page), cache_vmstat_idx(s),
> >  			    PAGE_SIZE << order);
> >  	return 0;
> > @@ -568,12 +519,9 @@ static __always_inline int charge_slab_page(struct page *page,
> >  static __always_inline void uncharge_slab_page(struct page *page, int order,
> >  					       struct kmem_cache *s)
> >  {
> > -#ifdef CONFIG_MEMCG_KMEM
> >  	if (memcg_kmem_enabled() && !is_root_cache(s)) {
> >  		memcg_free_page_obj_cgroups(page);
> > -		percpu_ref_put_many(&s->memcg_params.refcnt, 1 << order);
> > -	}
> 
> This now leaves the { bracket unterminated, breaking compilation.

Ah, indeed, thank you for noticing!
It's fixed by later patches in the patchset, so this is how I missed it.

Let me fix the build, add yours and Johannes's acks and send v5.

Thanks!


  reply	other threads:[~2020-05-27 16:30 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-26 21:42 [PATCH v4 00/19] The new cgroup slab memory controller Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 01/19] mm: memcg: factor out memcg- and lruvec-level changes out of __mod_lruvec_state() Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 02/19] mm: memcg: prepare for byte-sized vmstat items Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 03/19] mm: memcg: convert vmstat slab counters to bytes Roman Gushchin
2020-05-27 11:43   ` Vlastimil Babka
2020-05-27 16:25     ` Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 04/19] mm: slub: implement SLUB version of obj_to_index() Roman Gushchin
2020-05-27 19:44   ` Johannes Weiner
2020-05-26 21:42 ` [PATCH v4 05/19] mm: memcontrol: decouple reference counting from page accounting Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 06/19] mm: memcg/slab: obj_cgroup API Roman Gushchin
2020-05-27 19:56   ` Johannes Weiner
2020-05-27 20:03     ` Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 07/19] mm: memcg/slab: allocate obj_cgroups for non-root slab pages Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 08/19] mm: memcg/slab: save obj_cgroup for non-root slab objects Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 09/19] mm: memcg/slab: charge individual slab objects instead of pages Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 10/19] mm: memcg/slab: deprecate memory.kmem.slabinfo Roman Gushchin
2020-05-27 15:54   ` Vlastimil Babka
2020-05-27 16:28     ` Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 11/19] mm: memcg/slab: move memcg_kmem_bypass() to memcontrol.h Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 12/19] mm: memcg/slab: use a single set of kmem_caches for all accounted allocations Roman Gushchin
2020-05-27 16:01   ` Vlastimil Babka
2020-05-27 16:29     ` Roman Gushchin [this message]
2020-05-26 21:42 ` [PATCH v4 13/19] mm: memcg/slab: simplify memcg cache creation Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 14/19] mm: memcg/slab: remove memcg_kmem_get_cache() Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 15/19] mm: memcg/slab: deprecate slab_root_caches Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 16/19] mm: memcg/slab: remove redundant check in memcg_accumulate_slabinfo() Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 17/19] mm: memcg/slab: use a single set of kmem_caches for all allocations Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 18/19] kselftests: cgroup: add kernel memory accounting tests Roman Gushchin
2020-05-26 21:42 ` [PATCH v4 19/19] tools/cgroup: add memcg_slabinfo.py tool Roman Gushchin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200527162956.GC396660@carbon.dhcp.thefacebook.com \
    --to=guro@fb.com \
    --cc=akpm@linux-foundation.org \
    --cc=cl@linux.com \
    --cc=hannes@cmpxchg.org \
    --cc=kernel-team@fb.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mhocko@kernel.org \
    --cc=shakeelb@google.com \
    --cc=vbabka@suse.cz \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).