From: Shakeel Butt <shakeel.butt@linux.dev>
To: Kuniyuki Iwashima <kuniyu@google.com>
Cc: "David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Neal Cardwell" <ncardwell@google.com>,
"Paolo Abeni" <pabeni@redhat.com>,
"Willem de Bruijn" <willemb@google.com>,
"Matthieu Baerts" <matttbe@kernel.org>,
"Mat Martineau" <martineau@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Michal Hocko" <mhocko@kernel.org>,
"Roman Gushchin" <roman.gushchin@linux.dev>,
"Andrew Morton" <akpm@linux-foundation.org>,
"Michal Koutný" <mkoutny@suse.com>, "Tejun Heo" <tj@kernel.org>,
"Simon Horman" <horms@kernel.org>,
"Geliang Tang" <geliang@kernel.org>,
"Muchun Song" <muchun.song@linux.dev>,
"Mina Almasry" <almasrymina@google.com>,
"Kuniyuki Iwashima" <kuni1840@gmail.com>,
netdev@vger.kernel.org, mptcp@lists.linux.dev,
cgroups@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v4 net-next 09/10] net-memcg: Pass struct sock to mem_cgroup_sk_under_memory_pressure().
Date: Thu, 14 Aug 2025 15:10:13 -0700 [thread overview]
Message-ID: <7pbqwjm4yl3oxebibihbdqkdusamnnui5ypzhfh32pxfkcordq@o3hottcdlavs> (raw)
In-Reply-To: <pl47mmcmxu53ptfa5ubd7dhzsmpxhsz2qxpscquih4773iykjf@3uhfasbornxc>
On Thu, Aug 14, 2025 at 03:00:05PM -0700, Shakeel Butt wrote:
> On Thu, Aug 14, 2025 at 08:08:41PM +0000, Kuniyuki Iwashima wrote:
> > We will store a flag in the lowest bit of sk->sk_memcg.
> >
> > Then, we cannot pass the raw pointer to mem_cgroup_under_socket_pressure().
> >
> > Let's pass struct sock to it and rename the function to match other
> > functions starting with mem_cgroup_sk_.
> >
> > Note that the helper is moved to sock.h to use mem_cgroup_from_sk().
>
> Please keep it in the memcontrol.h.
>
Oh is this due to struct sock is not yet defined and thus sk->sk_memcg
will build fail?
next prev parent reply other threads:[~2025-08-14 22:10 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-14 20:08 [PATCH v4 net-next 00/10] net-memcg: Gather memcg code under CONFIG_MEMCG Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 01/10] mptcp: Fix up subflow's memcg when CONFIG_SOCK_CGROUP_DATA=n Kuniyuki Iwashima
2025-08-14 21:44 ` Shakeel Butt
2025-08-14 23:27 ` Kuniyuki Iwashima
2025-08-14 23:46 ` Shakeel Butt
2025-08-15 0:05 ` Kuniyuki Iwashima
2025-08-15 1:05 ` Shakeel Butt
2025-08-15 2:31 ` Kuniyuki Iwashima
2025-08-15 17:24 ` Kuniyuki Iwashima
2025-08-15 17:30 ` Matthieu Baerts
2025-08-15 17:39 ` Michal Koutný
2025-08-14 20:08 ` [PATCH v4 net-next 02/10] mptcp: Use tcp_under_memory_pressure() in mptcp_epollin_ready() Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 03/10] tcp: Simplify error path in inet_csk_accept() Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 04/10] net: Call trace_sock_exceed_buf_limit() for memcg failure with SK_MEM_RECV Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 05/10] net: Clean up __sk_mem_raise_allocated() Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 06/10] net-memcg: Introduce mem_cgroup_from_sk() Kuniyuki Iwashima
2025-08-14 21:51 ` Shakeel Butt
2025-08-14 20:08 ` [PATCH v4 net-next 07/10] net-memcg: Introduce mem_cgroup_sk_enabled() Kuniyuki Iwashima
2025-08-14 21:51 ` Shakeel Butt
2025-08-14 20:08 ` [PATCH v4 net-next 08/10] net-memcg: Pass struct sock to mem_cgroup_sk_(un)?charge() Kuniyuki Iwashima
2025-08-14 21:54 ` Shakeel Butt
2025-08-14 20:08 ` [PATCH v4 net-next 09/10] net-memcg: Pass struct sock to mem_cgroup_sk_under_memory_pressure() Kuniyuki Iwashima
2025-08-14 22:00 ` Shakeel Butt
2025-08-14 22:10 ` Shakeel Butt [this message]
2025-08-14 23:22 ` Kuniyuki Iwashima
2025-08-14 20:08 ` [PATCH v4 net-next 10/10] net: Define sk_memcg under CONFIG_MEMCG Kuniyuki Iwashima
2025-08-14 20:21 ` Roman Gushchin
2025-08-14 22:10 ` Shakeel Butt
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