From: Michal Hocko <mhocko@suse.cz>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: linux-mm@kvack.org, Hugh Dickins <hughd@google.com>,
Tejun Heo <tj@kernel.org>,
cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [patch 8/9] mm: memcontrol: rewrite charge API
Date: Fri, 23 May 2014 16:18:20 +0200 [thread overview]
Message-ID: <20140523141820.GE22135@dhcp22.suse.cz> (raw)
In-Reply-To: <1398889543-23671-9-git-send-email-hannes@cmpxchg.org>
On Wed 30-04-14 16:25:42, Johannes Weiner wrote:
[...]
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index d3961fce1d54..6f48e292ffe7 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -2574,163 +2574,6 @@ static int memcg_cpu_hotplug_callback(struct notifier_block *nb,
> return NOTIFY_OK;
> }
>
> -/**
> - * mem_cgroup_try_charge - try charging a memcg
> - * @memcg: memcg to charge
> - * @nr_pages: number of pages to charge
> - * @oom: trigger OOM if reclaim fails
> - *
> - * Returns 0 if @memcg was charged successfully, -EINTR if the charge
> - * was bypassed to root_mem_cgroup, and -ENOMEM if the charge failed.
> - */
> -static int mem_cgroup_try_charge(struct mem_cgroup *memcg,
> - gfp_t gfp_mask,
> - unsigned int nr_pages,
> - bool oom)
Why haven't you simply renamed mem_cgroup_try_charge to try_charge here?
The code move is really hard to review.
[...]
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2014-05-23 14:18 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-30 20:25 [patch 0/9] mm: memcontrol: naturalize charge lifetime Johannes Weiner
2014-04-30 20:25 ` [patch 1/9] mm: memcontrol: fold mem_cgroup_do_charge() Johannes Weiner
2014-04-30 20:25 ` [patch 2/9] mm: memcontrol: rearrange charging fast path Johannes Weiner
2014-05-07 14:33 ` Michal Hocko
2014-05-08 18:22 ` Johannes Weiner
2014-05-12 7:59 ` Michal Hocko
2014-04-30 20:25 ` [patch 3/9] mm: memcontrol: retry reclaim for oom-disabled and __GFP_NOFAIL charges Johannes Weiner
2014-05-07 14:43 ` Michal Hocko
2014-05-08 18:28 ` Johannes Weiner
2014-04-30 20:25 ` [patch 4/9] mm: memcontrol: catch root bypass in move precharge Johannes Weiner
2014-05-07 14:55 ` Michal Hocko
2014-05-08 18:30 ` Johannes Weiner
2014-04-30 20:25 ` [patch 5/9] mm: memcontrol: use root_mem_cgroup res_counter Johannes Weiner
2014-05-07 15:14 ` Michal Hocko
2014-04-30 20:25 ` [patch 6/9] mm: memcontrol: remove ordering between pc->mem_cgroup and PageCgroupUsed Johannes Weiner
2014-05-23 13:20 ` Michal Hocko
2014-05-27 19:45 ` Johannes Weiner
2014-05-28 11:31 ` Michal Hocko
2014-04-30 20:25 ` [patch 7/9] mm: memcontrol: do not acquire page_cgroup lock for kmem pages Johannes Weiner
2014-05-23 13:39 ` Michal Hocko
2014-05-23 13:40 ` Michal Hocko
2014-05-23 14:29 ` Vladimir Davydov
2014-05-27 19:53 ` Johannes Weiner
2014-05-28 11:33 ` Michal Hocko
2014-04-30 20:25 ` [patch 8/9] mm: memcontrol: rewrite charge API Johannes Weiner
2014-05-23 14:18 ` Michal Hocko [this message]
2014-05-23 14:54 ` Michal Hocko
2014-05-23 15:18 ` Michal Hocko
2014-05-27 20:05 ` Johannes Weiner
2014-05-28 11:37 ` Michal Hocko
2014-04-30 20:25 ` [patch 9/9] mm: memcontrol: rewrite uncharge API Johannes Weiner
2014-05-04 14:32 ` Johannes Weiner
2014-05-27 7:43 ` Kamezawa Hiroyuki
2014-05-27 18:59 ` Johannes Weiner
2014-05-02 11:26 ` [patch 0/9] mm: memcontrol: naturalize charge lifetime Michal Hocko
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