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[34.147.118.172]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5c3ebd467f5sm5104816a12.36.2024.09.11.00.47.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Sep 2024 00:47:19 -0700 (PDT) Date: Wed, 11 Sep 2024 07:47:13 +0000 From: Matt Bobrowski To: Song Liu Cc: bpf@vger.kernel.org, kernel-team@meta.com, andrii@kernel.org, eddyz87@gmail.com, ast@kernel.org, daniel@iogearbox.net, martin.lau@linux.dev, stable@vger.kernel.org, KP Singh Subject: Re: [PATCH bpf-next] bpf: lsm: Set bpf_lsm_blob_sizes.lbs_task to 0 Message-ID: References: <20240911055508.9588-1-song@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240911055508.9588-1-song@kernel.org> On Tue, Sep 10, 2024 at 10:55:08PM -0700, Song Liu wrote: > bpf task local storage is now using task_struct->bpf_storage, so > bpf_lsm_blob_sizes.lbs_task is no longer needed. Remove it to save some > memory. Makes sense to me. Acked-by: Matt Bobrowski > Fixes: a10787e6d58c ("bpf: Enable task local storage for tracing programs") > Cc: stable@vger.kernel.org > Cc: KP Singh > Cc: Matt Bobrowski > Signed-off-by: Song Liu > --- > security/bpf/hooks.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/security/bpf/hooks.c b/security/bpf/hooks.c > index 57b9ffd53c98..3663aec7bcbd 100644 > --- a/security/bpf/hooks.c > +++ b/security/bpf/hooks.c > @@ -31,7 +31,6 @@ static int __init bpf_lsm_init(void) > > struct lsm_blob_sizes bpf_lsm_blob_sizes __ro_after_init = { > .lbs_inode = sizeof(struct bpf_storage_blob), > - .lbs_task = sizeof(struct bpf_storage_blob), > }; > > DEFINE_LSM(bpf) = { > -- > 2.43.5 /M