From: sashiko-bot@kernel.org
To: "Jinjie Ruan" <ruanjinjie@huawei.com>
Cc: tytso@mit.edu, linux-ext4@vger.kernel.org
Subject: Re: [PATCH v2 12/12] 8021q: publish vlan_devices_arrays entries with acquire/release
Date: Wed, 02 Sep 2026 02:42:42 +0000 [thread overview]
Message-ID: <20260902024242.967641F00A3F@smtp.kernel.org> (raw)
In-Reply-To: <20260901024234.135119-13-ruanjinjie@huawei.com>
> Replace the smp_wmb()/smp_rmb() barrier pair with
> smp_store_release()/smp_load_acquire() on
> vg->vlan_devices_arrays[pidx][vidx].
>
> vlan_group_prealloc_vid() publishes the array pointer via release;
> __vlan_group_get_device() acquires it before accessing the array,
> ensuring the allocated entries are visible.
>
> No functional change intended.
>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Eric Dumazet <edumazet@google.com>
> Cc: Jakub Kicinski <kuba@kernel.org>
> Cc: Paolo Abeni <pabeni@redhat.com>
> Cc: Simon Horman <horms@kernel.org>
> Cc: Nicolai Buchwitz <nb@tipi-net.de>
> Cc: Stanislav Fomichev <sdf@fomichev.me>
> Cc: Hangbin Liu <liuhangbin@gmail.com>
> Cc: Kuniyuki Iwashima <kuniyu@google.com>
> Assisted-by: DeepSeek:DeepSeek-V3
> Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260901024234.135119-1-ruanjinjie@huawei.com?part=12
next prev parent reply other threads:[~2026-09-02 2:42 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-01 2:42 [PATCH v2 00/12] Convert barrier pairs to acquire/release for better performance Jinjie Ruan
2026-09-01 2:42 ` [PATCH v2 01/12] user_namespace: Use acquire/release for nr_extents synchronization Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 02/12] lib/vsprintf: Use acquire/release for ptr_key publication Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 03/12] fs: aio: Use acquire/release for ring->tail publication Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 04/12] fs: Use acquire/release for fdtable resize synchronization Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 05/12] pidfs: Use test_bit_acquire() for attr flag tests Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 06/12] super: Use acquire for SB_BORN check in super_cache_count() Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 07/12] ext4: Fix out-of-bounds read in ext4_get_group_info() Jinjie Ruan
2026-09-01 6:44 ` Zhang Yi
2026-09-01 13:55 ` Jan Kara
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 08/12] ext4: Convert group-count barrier protocol to acquire/release Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 09/12] soreuseport: publish num_socks with acquire/release Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 10/12] net: sched: act_gact: use acquire/release for tcfg_ptype Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 11/12] 8021q: Fix data race when publishing vlan net_device pointers Jinjie Ruan
2026-09-01 14:58 ` Jakub Kicinski
2026-09-02 6:46 ` Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot
2026-09-01 2:42 ` [PATCH v2 12/12] 8021q: publish vlan_devices_arrays entries with acquire/release Jinjie Ruan
2026-09-02 2:42 ` sashiko-bot [this message]
2026-09-01 3:06 ` [PATCH v2 00/12] Convert barrier pairs to acquire/release for better performance Kuniyuki Iwashima
2026-09-01 3:15 ` Jinjie Ruan
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