From: kernel test robot <lkp@intel.com>
To: Alexander Lobakin <aleksander.lobakin@intel.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [alobakin:libeth 11/14] drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: error: static assertion failed due to requirement '__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - (__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_begin__read_wri...
Date: Fri, 21 Feb 2025 15:23:47 +0800 [thread overview]
Message-ID: <202502211532.dPJelcCx-lkp@intel.com> (raw)
tree: https://github.com/alobakin/linux libeth
head: 09d460b32d581ec79b06e4a1112fac88263844cf
commit: ad64ef5bd3f5573b788559ba8599613ef80b3794 [11/14] idpf: use generic functions to build xdp_buff and skb
config: riscv-randconfig-001-20250221 (https://download.01.org/0day-ci/archive/20250221/202502211532.dPJelcCx-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 910be4ff90d7d07bd4518ea03b85c0974672bf9c)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250221/202502211532.dPJelcCx-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502211532.dPJelcCx-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/net/ethernet/intel/idpf/idpf_main.c:4:
In file included from drivers/net/ethernet/intel/idpf/idpf.h:22:
>> drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: error: static assertion failed due to requirement '__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - (__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_begin__read_write) + sizeof ((((struct idpf_rx_queue *)0)->__cacheline_group_begin__read_write))) <= (88 + sizeof(struct u64_stats_sync))': offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - offsetofend(struct idpf_rx_queue, __cacheline_group_begin__read_write) <= (88 + sizeof(struct u64_stats_sync))
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:24:16: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
26 | (sz))
| ~~~~~
include/linux/stddef.h:16:32: note: expanded from macro 'offsetof'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: note: expression evaluates to '96 <= 92'
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:25:59: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
26 | (sz))
| ~~~~~
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
drivers/net/ethernet/intel/idpf/idpf_main.c:168:39: warning: shift count >= width of type [-Wshift-count-overflow]
168 | err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
| ^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:73:54: note: expanded from macro 'DMA_BIT_MASK'
73 | #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
| ^ ~~~
1 warning and 1 error generated.
--
In file included from drivers/net/ethernet/intel/idpf/idpf_virtchnl.c:6:
In file included from drivers/net/ethernet/intel/idpf/idpf.h:22:
>> drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: error: static assertion failed due to requirement '__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - (__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_begin__read_write) + sizeof ((((struct idpf_rx_queue *)0)->__cacheline_group_begin__read_write))) <= (88 + sizeof(struct u64_stats_sync))': offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - offsetofend(struct idpf_rx_queue, __cacheline_group_begin__read_write) <= (88 + sizeof(struct u64_stats_sync))
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:24:16: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
26 | (sz))
| ~~~~~
include/linux/stddef.h:16:32: note: expanded from macro 'offsetof'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: note: expression evaluates to '96 <= 92'
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:25:59: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
26 | (sz))
| ~~~~~
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
1 error generated.
--
In file included from drivers/net/ethernet/intel/idpf/idpf_txrx.c:6:
In file included from drivers/net/ethernet/intel/idpf/idpf.h:22:
>> drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: error: static assertion failed due to requirement '__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - (__builtin_offsetof(struct idpf_rx_queue, __cacheline_group_begin__read_write) + sizeof ((((struct idpf_rx_queue *)0)->__cacheline_group_begin__read_write))) <= (88 + sizeof(struct u64_stats_sync))': offsetof(struct idpf_rx_queue, __cacheline_group_end__read_write) - offsetofend(struct idpf_rx_queue, __cacheline_group_begin__read_write) <= (88 + sizeof(struct u64_stats_sync))
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:24:16: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
26 | (sz))
| ~~~~~
include/linux/stddef.h:16:32: note: expanded from macro 'offsetof'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
drivers/net/ethernet/intel/idpf/idpf_txrx.h:581:1: note: expression evaluates to '96 <= 92'
581 | libeth_cacheline_set_assert(struct idpf_rx_queue,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
582 | ALIGN(64, __alignof(struct xdp_rxq_info)) +
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
583 | sizeof(struct xdp_rxq_info),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
584 | 88 + sizeof(struct u64_stats_sync),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
585 | 32);
| ~~~
include/net/libeth/cache.h:62:2: note: expanded from macro 'libeth_cacheline_set_assert'
62 | libeth_cacheline_group_assert(type, read_write, rw); \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/net/libeth/cache.h:25:59: note: expanded from macro 'libeth_cacheline_group_assert'
24 | static_assert(offsetof(type, __cacheline_group_end__##grp) - \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 | offsetofend(type, __cacheline_group_begin__##grp) <= \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
26 | (sz))
| ~~~~~
include/linux/build_bug.h:77:50: note: expanded from macro 'static_assert'
77 | #define static_assert(expr, ...) __static_assert(expr, ##__VA_ARGS__, #expr)
| ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: expanded from macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
drivers/net/ethernet/intel/idpf/idpf_txrx.c:2930:49: warning: bitwise operation between different enumeration types ('enum idpf_tx_desc_dtype_value' and 'enum idpf_tx_flex_ctx_desc_cmd_bits') [-Wenum-enum-conversion]
2930 | cpu_to_le16(IDPF_TX_DESC_DTYPE_FLEX_TSO_CTX |
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
2931 | IDPF_TX_FLEX_CTX_DESC_CMD_TSO);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/byteorder/generic.h:90:21: note: expanded from macro 'cpu_to_le16'
90 | #define cpu_to_le16 __cpu_to_le16
| ^
include/uapi/linux/byteorder/little_endian.h:36:51: note: expanded from macro '__cpu_to_le16'
36 | #define __cpu_to_le16(x) ((__force __le16)(__u16)(x))
| ^
1 warning and 1 error generated.
vim +581 drivers/net/ethernet/intel/idpf/idpf_txrx.h
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 482
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 483 /**
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 484 * struct idpf_rx_queue - software structure representing a receive queue
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 485 * @rx: universal receive descriptor array
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 486 * @single_buf: buffer descriptor array in singleq
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 487 * @desc_ring: virtual descriptor ring address
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 488 * @bufq_sets: Pointer to the array of buffer queues in splitq mode
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 489 * @napi: NAPI instance corresponding to this queue (splitq)
4319a083ccda18f Michal Kubiak 2023-10-04 490 * @xdp_prog: attached XDP program
74d1412ac8f3719 Alexander Lobakin 2024-06-20 491 * @rx_buf: See struct &libeth_fqe
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 492 * @pp: Page pool pointer in singleq mode
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 493 * @tail: Tail offset. Used for both queue models single and split.
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 494 * @flags: See enum idpf_queue_flags_t
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 495 * @idx: For RX queue, it is used to index to total RX queue across groups and
95af467d9a4e3be Alan Brady 2023-08-07 496 * used for skb reporting.
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 497 * @desc_count: Number of descriptors
35b9532337e2d4b Michal Kubiak 2023-10-03 498 * @num_xdp_txq: total number of XDP Tx queues
35b9532337e2d4b Michal Kubiak 2023-10-03 499 * @xdpqs: shortcut for XDP Tx queues array
5a816aae2d463d7 Alexander Lobakin 2024-06-20 500 * @rxdids: Supported RX descriptor ids
35b9532337e2d4b Michal Kubiak 2023-10-03 501 * @truesize: data buffer truesize in singleq
5a816aae2d463d7 Alexander Lobakin 2024-06-20 502 * @rx_ptype_lkup: LUT of Rx ptypes
35b9532337e2d4b Michal Kubiak 2023-10-03 503 * @xdp_rxq: XDP queue info
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 504 * @next_to_use: Next descriptor to use
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 505 * @next_to_clean: Next descriptor to clean
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 506 * @next_to_alloc: RX buffer to allocate at
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 507 * @xdp: XDP buffer with the current frame
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 508 * @stats_sync: See struct u64_stats_sync
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 509 * @q_stats: See union idpf_rx_queue_stats
1c325aac10a82f1 Alan Brady 2023-08-07 510 * @q_id: Queue id
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 511 * @size: Length of descriptor ring in bytes
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 512 * @dma: Physical address of ring
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 513 * @q_vector: Backreference to associated vector
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 514 * @rx_buffer_low_watermark: RX buffer low watermark
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 515 * @rx_hbuf_size: Header buffer size
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 516 * @rx_buf_size: Buffer size
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 517 * @rx_max_pkt_size: RX max packet size
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 518 */
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 519 struct idpf_rx_queue {
5a816aae2d463d7 Alexander Lobakin 2024-06-20 520 __cacheline_group_begin_aligned(read_mostly);
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 521 union {
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 522 union virtchnl2_rx_desc *rx;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 523 struct virtchnl2_singleq_rx_buf_desc *single_buf;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 524
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 525 void *desc_ring;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 526 };
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 527 union {
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 528 struct {
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 529 struct idpf_bufq_set *bufq_sets;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 530 struct napi_struct *napi;
4319a083ccda18f Michal Kubiak 2023-10-04 531 struct bpf_prog __rcu *xdp_prog;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 532 };
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 533 struct {
74d1412ac8f3719 Alexander Lobakin 2024-06-20 534 struct libeth_fqe *rx_buf;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 535 struct page_pool *pp;
4319a083ccda18f Michal Kubiak 2023-10-04 536 void __iomem *tail;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 537 };
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 538 };
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 539
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 540 DECLARE_BITMAP(flags, __IDPF_Q_FLAGS_NBITS);
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 541 u16 idx;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 542 u16 desc_count;
5a816aae2d463d7 Alexander Lobakin 2024-06-20 543
35b9532337e2d4b Michal Kubiak 2023-10-03 544 u32 num_xdp_txq;
35b9532337e2d4b Michal Kubiak 2023-10-03 545 union {
35b9532337e2d4b Michal Kubiak 2023-10-03 546 struct idpf_tx_queue **xdpqs;
35b9532337e2d4b Michal Kubiak 2023-10-03 547 struct {
5a816aae2d463d7 Alexander Lobakin 2024-06-20 548 u32 rxdids;
35b9532337e2d4b Michal Kubiak 2023-10-03 549 u32 truesize;
35b9532337e2d4b Michal Kubiak 2023-10-03 550 };
35b9532337e2d4b Michal Kubiak 2023-10-03 551 };
1b1b26208515482 Alexander Lobakin 2024-06-20 552 const struct libeth_rx_pt *rx_ptype_lkup;
35b9532337e2d4b Michal Kubiak 2023-10-03 553
35b9532337e2d4b Michal Kubiak 2023-10-03 554 struct xdp_rxq_info xdp_rxq;
5a816aae2d463d7 Alexander Lobakin 2024-06-20 555 __cacheline_group_end_aligned(read_mostly);
5a816aae2d463d7 Alexander Lobakin 2024-06-20 556
5a816aae2d463d7 Alexander Lobakin 2024-06-20 557 __cacheline_group_begin_aligned(read_write);
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 558 u32 next_to_use;
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 559 u32 next_to_clean;
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 560 u32 next_to_alloc;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 561
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 562 struct libeth_xdp_buff_stash xdp;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 563
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 564 struct u64_stats_sync stats_sync;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 565 struct idpf_rx_queue_stats q_stats;
5a816aae2d463d7 Alexander Lobakin 2024-06-20 566 __cacheline_group_end_aligned(read_write);
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 567
5a816aae2d463d7 Alexander Lobakin 2024-06-20 568 __cacheline_group_begin_aligned(cold);
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 569 u32 q_id;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 570 u32 size;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 571 dma_addr_t dma;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 572
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 573 struct idpf_q_vector *q_vector;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 574
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 575 u16 rx_buffer_low_watermark;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 576 u16 rx_hbuf_size;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 577 u16 rx_buf_size;
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 578 u16 rx_max_pkt_size;
5a816aae2d463d7 Alexander Lobakin 2024-06-20 579 __cacheline_group_end_aligned(cold);
5a816aae2d463d7 Alexander Lobakin 2024-06-20 580 };
35b9532337e2d4b Michal Kubiak 2023-10-03 @581 libeth_cacheline_set_assert(struct idpf_rx_queue,
35b9532337e2d4b Michal Kubiak 2023-10-03 582 ALIGN(64, __alignof(struct xdp_rxq_info)) +
35b9532337e2d4b Michal Kubiak 2023-10-03 583 sizeof(struct xdp_rxq_info),
ad64ef5bd3f5573 Alexander Lobakin 2023-12-06 584 88 + sizeof(struct u64_stats_sync),
5a816aae2d463d7 Alexander Lobakin 2024-06-20 585 32);
e4891e4687c8dd1 Alexander Lobakin 2024-06-20 586
:::::: The code at line 581 was first introduced by commit
:::::: 35b9532337e2d4bea6d23bf4fd18239cefbf2c67 idpf: prepare structures to support xdp
:::::: TO: Michal Kubiak <michal.kubiak@intel.com>
:::::: CC: Alexander Lobakin <aleksander.lobakin@intel.com>
--
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