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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?VzEfOWSWI15j43FKa4ZSYLCRBHmT77Q0+ZTROvS6obv9jKSORxZm62huV73v?= =?us-ascii?Q?o34DWhooitmfPhBdU41+nfFCYf+0niuQGpyLPedF0QDaE+wusfMBqHL4kB5d?= =?us-ascii?Q?4mvQ1Mjb37Nh/ExgToj62Ky0S4tWzthPqlB733jtTAOpmdowxDywMaYw0gKk?= =?us-ascii?Q?QSu7yGP0b8NqxA6DAk6M8DfaWyldz1PpuHSl/x9PD9HzTAh+fLNp6scwYM3J?= =?us-ascii?Q?9v7NgdVU12zSp4CtknNxYxyCrudutUWUdXIS2UNdz39CTTVQQvZeAJockpza?= =?us-ascii?Q?ptYTVQNgpxLIgIqZ8M8ZrNwm/rCX93ywR+YRmPa35AfRoLIGwJCo32LhlSOQ?= =?us-ascii?Q?xeuANyxMCnvTMO4ytjljyGFu6jHBqefLKv5mrGMROElR/OCdqW2IJ7b40Kwd?= =?us-ascii?Q?x/Pq9prqy1RYm3FVc95c4GmRobmpWl8QGGCx+ARXGL8yWEI94wmKZQbmXTXC?= =?us-ascii?Q?OKQHHFSvJOWY8K9NRHTV69KoJeSPInB0gUgIkQfsUckj4qe9e8OooiAq07oG?= =?us-ascii?Q?QcbmXrquzqRh8DsV12wGnLoeVl6bpJ+htVyzwP7fr8heHwBpUX+I7lU5BOWK?= =?us-ascii?Q?0TYF619w8X4T7fBp/N3AkKngVk1wMPCTV5+nXYf9XCU25yH8AJe4y+4V4yHb?= =?us-ascii?Q?uCk8HBjCpNzR6+7iowZ9ft0b1Bq/DFNDUSBmrwX9S9XdHQYgNcN5wvz/h32z?= =?us-ascii?Q?FbhJtNJU/zAOj5E//56kdsBCEGPPyoxi7YKG+Sxxb6NpjVDHjx3G0ijM1Zky?= =?us-ascii?Q?DO/PgM9Bxs9phusJgqclG2LcpZH2NH0XfC3pPppZf+wkxM3OdyLSb6tw8IF0?= =?us-ascii?Q?8Z6wJOal1Th4cE97x6cDO9E7bBknn0tOTt7Pfr246hsMH2h7ik1w0o8Z6GVk?= =?us-ascii?Q?3INCFT5k7Km77m1go3PxrryPnE3LtYit2Eza64y5VBOaZENQDXwLtYlLw8K+?= =?us-ascii?Q?Se6I8xeN9m7TmocpQzakUCH4mdDWNDvKn9RJkBNStH2ORUks0iyi93P48w1h?= =?us-ascii?Q?W5eMhzJqeuA6+2R8feQdEgeJ1EGvGn7arEe2ALfVX7OQIz5hDUIN6bDWZ9wk?= =?us-ascii?Q?d/qbh65O3kVkOqHLAtWx5omLwZPpXeYQZko3gqL8mKuHsEQIdF4oJriMg4ZS?= =?us-ascii?Q?tBpdAeRv1FsLY2KObKQMZenlVNby5McTEJKVDh2ZqVIdoYHy9l/CgE8UmZVz?= =?us-ascii?Q?Hq6l0z+Uh2P00Ccb27edvTdS91QSdIMdVh/F4qsGRsNbcVHFc6dec+iIBpNl?= =?us-ascii?Q?Z7VT/+5WRvBP09P7MFF8m0VfPBebna7G3B4pw0Qx4oT6cabZcqa80Zw/7ocM?= =?us-ascii?Q?CvvmJn3vY/lYbVwQMfX9lJ9dK5iAeBQZqrT3/0eCb4a2IyYWjDvvOszVMQ0g?= =?us-ascii?Q?a8OdzppD6IsL3KLzRMUDalNw6CByJR0ydeBejbaAbBOVNn8z0O9Z8uWWFvwK?= =?us-ascii?Q?qlrBOHBcbPB386KW4H6A0yqIxmxFATc1PpAUe3P25TIhhQtLVXI3IziTKVNS?= =?us-ascii?Q?wJxf/hoMWsiHZm3Y6IfjJl/+Wln+ppxKMK57AqeGg5z6W0jQcZf0hkFgpJRz?= =?us-ascii?Q?kwdm/lt4UouMyPuyr1NspXAgIs8wmMQg1dtguxIsMj3mQYb6cQStRRn38xaf?= =?us-ascii?Q?Vg=3D=3D?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: f36dff1a-2dc7-4f02-11ca-08da9d7ad734 X-MS-Exchange-CrossTenant-AuthSource: GV1PR04MB9055.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Sep 2022 15:46:55.0930 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: RN8D1Rrf+1WAGXpw4f9WCG96XONpSFznO6rdGBlhTveulf6eMCJAY+dRQsdRS2erU+5GPsnwKqR2/U+hPxCXEg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR04MB8724 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org From: Robert-Ionut Alexa Define the dpaa2_tx_xsk_fd and dpaa2_rx_xsk_fd trace events for the XSK zero-copy Rx and Tx path. Also, define the dpaa2_eth_buf as an event class so that both dpaa2_eth_buf_seed and dpaa2_xsk_buf_seed traces can derive from the same class. Signed-off-by: Robert-Ionut Alexa Signed-off-by: Ioana Ciornei --- Changes in v2: - Use xdp_buff->data_hard_start when tracing the BP seeding. .../freescale/dpaa2/dpaa2-eth-trace.h | 142 +++++++++++------- .../net/ethernet/freescale/dpaa2/dpaa2-eth.c | 6 + .../net/ethernet/freescale/dpaa2/dpaa2-xsk.c | 4 + 3 files changed, 101 insertions(+), 51 deletions(-) diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-trace.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-trace.h index 5fb5f14e01ec..9b43fadb9b11 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-trace.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-trace.h @@ -73,6 +73,14 @@ DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_fd, TP_ARGS(netdev, fd) ); +/* Tx (egress) XSK fd */ +DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_xsk_fd, + TP_PROTO(struct net_device *netdev, + const struct dpaa2_fd *fd), + + TP_ARGS(netdev, fd) +); + /* Rx fd */ DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_fd, TP_PROTO(struct net_device *netdev, @@ -81,6 +89,14 @@ DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_fd, TP_ARGS(netdev, fd) ); +/* Rx XSK fd */ +DEFINE_EVENT(dpaa2_eth_fd, dpaa2_rx_xsk_fd, + TP_PROTO(struct net_device *netdev, + const struct dpaa2_fd *fd), + + TP_ARGS(netdev, fd) +); + /* Tx confirmation fd */ DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_conf_fd, TP_PROTO(struct net_device *netdev, @@ -90,57 +106,81 @@ DEFINE_EVENT(dpaa2_eth_fd, dpaa2_tx_conf_fd, ); /* Log data about raw buffers. Useful for tracing DPBP content. */ -TRACE_EVENT(dpaa2_eth_buf_seed, - /* Trace function prototype */ - TP_PROTO(struct net_device *netdev, - /* virtual address and size */ - void *vaddr, - size_t size, - /* dma map address and size */ - dma_addr_t dma_addr, - size_t map_size, - /* buffer pool id, if relevant */ - u16 bpid), - - /* Repeat argument list here */ - TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid), - - /* A structure containing the relevant information we want - * to record. Declare name and type for each normal element, - * name, type and size for arrays. Use __string for variable - * length strings. - */ - TP_STRUCT__entry( - __field(void *, vaddr) - __field(size_t, size) - __field(dma_addr_t, dma_addr) - __field(size_t, map_size) - __field(u16, bpid) - __string(name, netdev->name) - ), - - /* The function that assigns values to the above declared - * fields - */ - TP_fast_assign( - __entry->vaddr = vaddr; - __entry->size = size; - __entry->dma_addr = dma_addr; - __entry->map_size = map_size; - __entry->bpid = bpid; - __assign_str(name, netdev->name); - ), - - /* This is what gets printed when the trace event is - * triggered. - */ - TP_printk(TR_BUF_FMT, - __get_str(name), - __entry->vaddr, - __entry->size, - &__entry->dma_addr, - __entry->map_size, - __entry->bpid) +DECLARE_EVENT_CLASS(dpaa2_eth_buf, + /* Trace function prototype */ + TP_PROTO(struct net_device *netdev, + /* virtual address and size */ + void *vaddr, + size_t size, + /* dma map address and size */ + dma_addr_t dma_addr, + size_t map_size, + /* buffer pool id, if relevant */ + u16 bpid), + + /* Repeat argument list here */ + TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid), + + /* A structure containing the relevant information we want + * to record. Declare name and type for each normal element, + * name, type and size for arrays. Use __string for variable + * length strings. + */ + TP_STRUCT__entry( + __field(void *, vaddr) + __field(size_t, size) + __field(dma_addr_t, dma_addr) + __field(size_t, map_size) + __field(u16, bpid) + __string(name, netdev->name) + ), + + /* The function that assigns values to the above declared + * fields + */ + TP_fast_assign( + __entry->vaddr = vaddr; + __entry->size = size; + __entry->dma_addr = dma_addr; + __entry->map_size = map_size; + __entry->bpid = bpid; + __assign_str(name, netdev->name); + ), + + /* This is what gets printed when the trace event is + * triggered. + */ + TP_printk(TR_BUF_FMT, + __get_str(name), + __entry->vaddr, + __entry->size, + &__entry->dma_addr, + __entry->map_size, + __entry->bpid) +); + +/* Main memory buff seeding */ +DEFINE_EVENT(dpaa2_eth_buf, dpaa2_eth_buf_seed, + TP_PROTO(struct net_device *netdev, + void *vaddr, + size_t size, + dma_addr_t dma_addr, + size_t map_size, + u16 bpid), + + TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid) +); + +/* UMEM buff seeding on AF_XDP fast path */ +DEFINE_EVENT(dpaa2_eth_buf, dpaa2_xsk_buf_seed, + TP_PROTO(struct net_device *netdev, + void *vaddr, + size_t size, + dma_addr_t dma_addr, + size_t map_size, + u16 bpid), + + TP_ARGS(netdev, vaddr, size, dma_addr, map_size, bpid) ); /* If only one event of a certain type needs to be declared, use TRACE_EVENT(). diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 4cfdbf644466..e78781cd37bb 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -1731,6 +1731,12 @@ static int dpaa2_eth_add_bufs(struct dpaa2_eth_priv *priv, goto err_map; buf_array[i] = addr; + + trace_dpaa2_xsk_buf_seed(priv->net_dev, + xdp_buffs[i]->data_hard_start, + DPAA2_ETH_RX_BUF_RAW_SIZE, + addr, priv->rx_buf_size, + ch->bp->bpid); } } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk.c index 731318842054..567f52affe21 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk.c @@ -113,6 +113,8 @@ static void dpaa2_xsk_rx(struct dpaa2_eth_priv *priv, void *vaddr; u32 xdp_act; + trace_dpaa2_rx_xsk_fd(priv->net_dev, fd); + vaddr = dpaa2_iova_to_virt(priv->iommu_domain, addr); percpu_stats = this_cpu_ptr(priv->percpu_stats); @@ -416,6 +418,8 @@ bool dpaa2_xsk_tx(struct dpaa2_eth_priv *priv, batch = i; break; } + + trace_dpaa2_tx_xsk_fd(priv->net_dev, &fds[i]); } /* Enqueue all the created FDs */ -- 2.25.1