Andrew Melnychenko | 46627f4 | 2021-05-14 14:48:32 +0300 | [diff] [blame] | 1 | /* |
| 2 | * eBPF RSS header |
| 3 | * |
| 4 | * Developed by Daynix Computing LTD (http://www.daynix.com) |
| 5 | * |
| 6 | * Authors: |
| 7 | * Andrew Melnychenko <andrew@daynix.com> |
| 8 | * Yuri Benditovich <yuri.benditovich@daynix.com> |
| 9 | * |
| 10 | * This work is licensed under the terms of the GNU GPL, version 2. See |
| 11 | * the COPYING file in the top-level directory. |
| 12 | */ |
| 13 | |
| 14 | #ifndef QEMU_EBPF_RSS_H |
| 15 | #define QEMU_EBPF_RSS_H |
| 16 | |
| 17 | struct EBPFRSSContext { |
| 18 | void *obj; |
| 19 | int program_fd; |
| 20 | int map_configuration; |
| 21 | int map_toeplitz_key; |
| 22 | int map_indirections_table; |
| 23 | }; |
| 24 | |
| 25 | struct EBPFRSSConfig { |
| 26 | uint8_t redirect; |
| 27 | uint8_t populate_hash; |
| 28 | uint32_t hash_types; |
| 29 | uint16_t indirections_len; |
| 30 | uint16_t default_queue; |
| 31 | } __attribute__((packed)); |
| 32 | |
| 33 | void ebpf_rss_init(struct EBPFRSSContext *ctx); |
| 34 | |
| 35 | bool ebpf_rss_is_loaded(struct EBPFRSSContext *ctx); |
| 36 | |
| 37 | bool ebpf_rss_load(struct EBPFRSSContext *ctx); |
| 38 | |
| 39 | bool ebpf_rss_set_all(struct EBPFRSSContext *ctx, struct EBPFRSSConfig *config, |
| 40 | uint16_t *indirections_table, uint8_t *toeplitz_key); |
| 41 | |
| 42 | void ebpf_rss_unload(struct EBPFRSSContext *ctx); |
| 43 | |
| 44 | #endif /* QEMU_EBPF_RSS_H */ |