Message ID | 1605525167-14450-4-git-send-email-magnus.karlsson@gmail.com |
---|---|
State | Awaiting Upstream |
Headers | show
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Mon, 16 Nov 2020 03:13:54 -0800 (PST) From: Magnus Karlsson <magnus.karlsson@gmail.com> To: magnus.karlsson@intel.com, bjorn.topel@intel.com, ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, jonathan.lemon@gmail.com, kuba@kernel.org, john.fastabend@gmail.com Date: Mon, 16 Nov 2020 12:12:45 +0100 Message-Id: <1605525167-14450-4-git-send-email-magnus.karlsson@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605525167-14450-1-git-send-email-magnus.karlsson@gmail.com> References: <1605525167-14450-1-git-send-email-magnus.karlsson@gmail.com> Subject: [Intel-wired-lan] [PATCH bpf-next v3 3/5] xsk: introduce padding between more ring pointers X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development <intel-wired-lan.osuosl.org> List-Unsubscribe: <https://lists.osuosl.org/mailman/options/intel-wired-lan>, <mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe> List-Archive: <http://lists.osuosl.org/pipermail/intel-wired-lan/> List-Post: <mailto:intel-wired-lan@osuosl.org> List-Help: <mailto:intel-wired-lan-request@osuosl.org?subject=help> List-Subscribe: <https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, <mailto:intel-wired-lan-request@osuosl.org?subject=subscribe> Cc: maciejromanfijalkowski@gmail.com, intel-wired-lan@lists.osuosl.org, bpf@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" <intel-wired-lan-bounces@osuosl.org> |
Series |
xsk: i40e: Tx performance improvements
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expand
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diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h index cdb9cf3..74fac80 100644 --- a/net/xdp/xsk_queue.h +++ b/net/xdp/xsk_queue.h @@ -18,9 +18,11 @@ struct xdp_ring { /* Hinder the adjacent cache prefetcher to prefetch the consumer * pointer if the producer pointer is touched and vice versa. */ - u32 pad ____cacheline_aligned_in_smp; + u32 pad1 ____cacheline_aligned_in_smp; u32 consumer ____cacheline_aligned_in_smp; + u32 pad2 ____cacheline_aligned_in_smp; u32 flags; + u32 pad3 ____cacheline_aligned_in_smp; }; /* Used for the RX and TX queues for packets */