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Mon, 26 Jan 2026 21:51:08 -0800 (PST) MIME-Version: 1.0 References: <20260127024421.494929-1-roman.gushchin@linux.dev> <20260127024421.494929-2-roman.gushchin@linux.dev> In-Reply-To: <20260127024421.494929-2-roman.gushchin@linux.dev> From: Yafang Shao Date: Tue, 27 Jan 2026 13:50:31 +0800 X-Gm-Features: AZwV_QjGmr9RumY3gWub6eVfLg0tOiVjCPC6kXyGcnKB2ouGmo-C9UpBzlDTXJU Message-ID: Subject: Re: [PATCH bpf-next v3 01/17] bpf: move bpf_struct_ops_link into bpf.h To: Roman Gushchin Cc: bpf@vger.kernel.org, Michal Hocko , Alexei Starovoitov , Matt Bobrowski , Shakeel Butt , JP Kobryn , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Suren Baghdasaryan , Johannes Weiner , Andrew Morton Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 41EF51C0007 X-Stat-Signature: dt59m1nf31w6opjxy5fmsewkjcym9kgg X-Rspam-User: X-Rspamd-Server: rspam02 X-HE-Tag: 1769493069-6819 X-HE-Meta: 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 sou+piQU 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Jan 27, 2026 at 10:46=E2=80=AFAM Roman Gushchin wrote: > > Move struct bpf_struct_ops_link's definition into bpf.h, > where other custom bpf links definitions are. > > It's necessary to access its members from outside of generic > bpf_struct_ops implementation, which will be done by following > patches in the series. > > Signed-off-by: Roman Gushchin Feel free to add: Acked-by: Yafang Shao > --- > include/linux/bpf.h | 6 ++++++ > kernel/bpf/bpf_struct_ops.c | 6 ------ > 2 files changed, 6 insertions(+), 6 deletions(-) > > diff --git a/include/linux/bpf.h b/include/linux/bpf.h > index 4427c6e98331..899dd911dc82 100644 > --- a/include/linux/bpf.h > +++ b/include/linux/bpf.h > @@ -1891,6 +1891,12 @@ struct bpf_raw_tp_link { > u64 cookie; > }; > > +struct bpf_struct_ops_link { > + struct bpf_link link; > + struct bpf_map __rcu *map; > + wait_queue_head_t wait_hup; > +}; > + > struct bpf_link_primer { > struct bpf_link *link; > struct file *file; > diff --git a/kernel/bpf/bpf_struct_ops.c b/kernel/bpf/bpf_struct_ops.c > index c43346cb3d76..de01cf3025b3 100644 > --- a/kernel/bpf/bpf_struct_ops.c > +++ b/kernel/bpf/bpf_struct_ops.c > @@ -55,12 +55,6 @@ struct bpf_struct_ops_map { > struct bpf_struct_ops_value kvalue; > }; > > -struct bpf_struct_ops_link { > - struct bpf_link link; > - struct bpf_map __rcu *map; > - wait_queue_head_t wait_hup; > -}; > - > static DEFINE_MUTEX(update_mutex); > > #define VALUE_PREFIX "bpf_struct_ops_" > -- > 2.52.0 > > --=20 Regards Yafang