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Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Jason Xing , Willem de Bruijn , Mina Almasry , =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= , Sebastian Andrzej Siewior , Jiayuan Chen , netdev@vger.kernel.org Subject: Re: [PATCH slab/for-next 05/14] net: skbuff: specify SLAB_MAY_ACCOUNT for skbuff_head_cache Message-ID: References: <20261021-memalloc-prof-dont-waste-slabobj-ext-metadata-v1-0-096800aa3330@kernel.org> <20261021-memalloc-prof-dont-waste-slabobj-ext-metadata-v1-5-096800aa3330@kernel.org> <20261021121941.4d8f8edf@kernel.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261021121941.4d8f8edf@kernel.org> X-Rspamd-Queue-Id: E3AE41C0005 X-Stat-Signature: 8w8zau8d7ddpwycoh5tzc1mg3osetfug X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1 X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1792676624-370672 X-HE-Meta: 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 BcfNBi1i 7nxaDiUpOuPSIB2qrRLvwH+wxftp2dxx+S+ZX/oyxS78MGlzfTkbUF2YiZNMHUOTM4lIeyBRAvATouRd2LzyyziAao8b5/mfKfzxgBqASxKwgPTQHoITupdILAHjtjJbsPHlrzoPq+C6b8shA1/Sbt7O1QwbeN/n24j/scchN9s61/z0SRfvCh4H4/lVrnK/5WjEUsXN28F8eC1E8OTT9B3DlZb4B4rJ0K6MwwYZfsXTXj6GHkYRm/qPqEzLtDZGPSMypK64wNH3DVIaYQ1JQX/KcWV88TG2SJ1kKxYNhLxeArYA= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Hi Jakub, On Wed, Oct 21, 2026 at 12:19:41PM -0700, Jakub Kicinski wrote: > On Wed, 21 Oct 2026 12:46:46 +0100 Harry Yoo (Meta) wrote: > > AF_UNIX sets sk->sk_allocation to GFP_KERNEL_ACCOUNT, so skbs can be > > allocated from skbuff_head_cache with __GFP_ACCOUNT. Specify > > SLAB_MAY_ACCOUNT when the object may be charged to a memcg. > > __GFP_ACCOUNT without SLAB_MAY_ACCOUNT will not be allowed. > > Could you please skip this for the first batch and resend > later to net-next? Apologies. Wasn't keen to the net-next development process. I can resubmit later, but hmm, actually, do you mind if we let it go through slab/for-next with Acked-by: from networking folks? It's only few lines of change and it'll create a lot of dependency for pull requests if each patch goes through each subsystem's tree... Thanks! -- Cheers, Harry / Hyeonggon