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bpf: Set map_btf_{name, id} for all map types

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Set map_btf_name and map_btf_id for all map types so that map fields can
be accessed by bpf programs.

Signed-off-by: Andrey Ignatov <rdna@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/a825f808f22af52b018dbe82f1c7d29dab5fc978.1592600985.git.rdna@fb.com
This commit is contained in:
Andrey Ignatov
2020-06-19 14:11:44 -07:00
committed by Daniel Borkmann
parent 41c48f3a98
commit 2872e9ac33
14 changed files with 72 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
kernel/bpf/queue_stack_maps.c
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@@ -262,6 +262,7 @@ static int queue_stack_map_get_next_key(struct bpf_map *map, void *key,
return -EINVAL;
}
static int queue_map_btf_id;
const struct bpf_map_ops queue_map_ops = {
.map_alloc_check = queue_stack_map_alloc_check,
.map_alloc = queue_stack_map_alloc,
@@ -273,8 +274,11 @@ const struct bpf_map_ops queue_map_ops = {
.map_pop_elem = queue_map_pop_elem,
.map_peek_elem = queue_map_peek_elem,
.map_get_next_key = queue_stack_map_get_next_key,
.map_btf_name = "bpf_queue_stack",
.map_btf_id = &queue_map_btf_id,
};
static int stack_map_btf_id;
const struct bpf_map_ops stack_map_ops = {
.map_alloc_check = queue_stack_map_alloc_check,
.map_alloc = queue_stack_map_alloc,
@@ -286,4 +290,6 @@ const struct bpf_map_ops stack_map_ops = {
.map_pop_elem = stack_map_pop_elem,
.map_peek_elem = stack_map_peek_elem,
.map_get_next_key = queue_stack_map_get_next_key,
.map_btf_name = "bpf_queue_stack",
.map_btf_id = &stack_map_btf_id,
};