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| author | David S. Miller <davem@davemloft.net> | 2017-06-29 20:13:26 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-29 20:13:26 +0300 |
| commit | e3ef6983ccdd067fa2ed7f8e58bca8392d2b5495 (patch) | |
| tree | 7e7b11a58be303f42072fd51c260354cf110b5e2 /include | |
| parent | 77b0d3617738e532bae683bf9d88ea35fff223e5 (diff) | |
| parent | a8744f2528c14e4545c6071b6681ab17607be2fa (diff) | |
| download | linux-e3ef6983ccdd067fa2ed7f8e58bca8392d2b5495.tar.xz | |
Merge branch 'bpf-Add-syscall-lookup-support-for-fd-array-and-htab'
Martin KaFai Lau says:
====================
bpf: Add syscall lookup support for fd array and htab
This patchset adds BPF_MAP_LOOKUP_ELEM syscall support for
BPF_MAP_TYPE_PROG_ARRAY,
BPF_MAP_TYPE_ARRAY_OF_MAPS and
BPF_MAP_TYPE_HASH_OF_MAPS
====================
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bpf.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index deca4e7f2845..5175729270d7 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -36,6 +36,7 @@ struct bpf_map_ops { int fd); void (*map_fd_put_ptr)(void *ptr); u32 (*map_gen_lookup)(struct bpf_map *map, struct bpf_insn *insn_buf); + u32 (*map_fd_sys_lookup_elem)(void *ptr); }; struct bpf_map { @@ -288,9 +289,11 @@ int bpf_stackmap_copy(struct bpf_map *map, void *key, void *value); int bpf_fd_array_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); +int bpf_fd_array_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); void bpf_fd_array_map_clear(struct bpf_map *map); int bpf_fd_htab_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); +int bpf_fd_htab_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); /* memcpy that is used with 8-byte aligned pointers, power-of-8 size and * forced to use 'long' read/writes to try to atomically copy long counters. |