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[192.55.54.38]) by smtp.gmail.com with ESMTPSA id 62sm2762424pfc.204.2020.05.20.12.21.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2020 12:21:38 -0700 (PDT) From: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= To: ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, kuba@kernel.org, hawk@kernel.org, john.fastabend@gmail.com, netdev@vger.kernel.org, bpf@vger.kernel.org, magnus.karlsson@intel.com, jonathan.lemon@gmail.com, jeffrey.t.kirsher@intel.com Cc: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , maximmi@mellanox.com, maciej.fijalkowski@intel.com Subject: [PATCH bpf-next v5 04/15] xsk: move defines only used by AF_XDP internals to xsk.h Date: Wed, 20 May 2020 21:20:52 +0200 Message-Id: <20200520192103.355233-5-bjorn.topel@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200520192103.355233-1-bjorn.topel@gmail.com> References: <20200520192103.355233-1-bjorn.topel@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org From: Björn Töpel Move the XSK_NEXT_PG_CONTIG_{MASK,SHIFT}, and XDP_UMEM_USES_NEED_WAKEUP defines from xdp_sock.h to the AF_XDP internal xsk.h file. Also, start using the BIT{,_ULL} macro instead of explicit shifts. Signed-off-by: Björn Töpel --- include/net/xdp_sock.h | 14 -------------- net/xdp/xsk.h | 14 ++++++++++++++ net/xdp/xsk_queue.h | 2 ++ 3 files changed, 16 insertions(+), 14 deletions(-) diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h index 6a986dcbc336..fb7fe3060175 100644 --- a/include/net/xdp_sock.h +++ b/include/net/xdp_sock.h @@ -17,13 +17,6 @@ struct net_device; struct xsk_queue; struct xdp_buff; -/* Masks for xdp_umem_page flags. - * The low 12-bits of the addr will be 0 since this is the page address, so we - * can use them for flags. - */ -#define XSK_NEXT_PG_CONTIG_SHIFT 0 -#define XSK_NEXT_PG_CONTIG_MASK (1ULL << XSK_NEXT_PG_CONTIG_SHIFT) - struct xdp_umem_page { void *addr; dma_addr_t dma; @@ -35,13 +28,6 @@ struct xdp_umem_fq_reuse { u64 handles[]; }; -/* Flags for the umem flags field. - * - * The NEED_WAKEUP flag is 1 due to the reuse of the flags field for public - * flags. See inlude/uapi/include/linux/if_xdp.h. - */ -#define XDP_UMEM_USES_NEED_WAKEUP (1 << 1) - struct xdp_umem { struct xsk_queue *fq; struct xsk_queue *cq; diff --git a/net/xdp/xsk.h b/net/xdp/xsk.h index d6a0979050e6..455ddd480f3d 100644 --- a/net/xdp/xsk.h +++ b/net/xdp/xsk.h @@ -4,6 +4,20 @@ #ifndef XSK_H_ #define XSK_H_ +/* Masks for xdp_umem_page flags. + * The low 12-bits of the addr will be 0 since this is the page address, so we + * can use them for flags. + */ +#define XSK_NEXT_PG_CONTIG_SHIFT 0 +#define XSK_NEXT_PG_CONTIG_MASK BIT_ULL(XSK_NEXT_PG_CONTIG_SHIFT) + +/* Flags for the umem flags field. + * + * The NEED_WAKEUP flag is 1 due to the reuse of the flags field for public + * flags. See inlude/uapi/include/linux/if_xdp.h. + */ +#define XDP_UMEM_USES_NEED_WAKEUP BIT(1) + struct xdp_ring_offset_v1 { __u64 producer; __u64 consumer; diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h index 648733ec24ac..a322a7dac58c 100644 --- a/net/xdp/xsk_queue.h +++ b/net/xdp/xsk_queue.h @@ -10,6 +10,8 @@ #include #include +#include "xsk.h" + struct xdp_ring { u32 producer ____cacheline_aligned_in_smp; u32 consumer ____cacheline_aligned_in_smp; -- 2.25.1