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[176.103.220.4]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3b470f871casm12056095f8f.45.2025.07.07.23.09.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Jul 2025 23:09:15 -0700 (PDT) Date: Tue, 8 Jul 2025 08:09:14 +0200 From: Stefano Brivio To: Florian Westphal Cc: Subject: Re: [PATCH nf-next 5/5] netfilter: nft_set_pipapo: prefer kvmalloc for scratch maps Message-ID: <20250708080914.18baefce@elisabeth> In-Reply-To: <20250701185245.31370-6-fw@strlen.de> References: <20250701185245.31370-1-fw@strlen.de> <20250701185245.31370-6-fw@strlen.de> Organization: Red Hat X-Mailer: Claws Mail 4.2.0 (GTK 3.24.49; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: netfilter-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 1 Jul 2025 20:52:42 +0200 Florian Westphal wrote: > The scratchmap size depends on the number of elements in the set. > For huge sets, each scratch map can easily require very large > allocations, e.g. for 100k entries each scratch map will require > close to 64kbyte of memory. > > Signed-off-by: Florian Westphal Reviewed-by: Stefano Brivio -- Stefano