summaryrefslogtreecommitdiffstats
path: root/tools/bpf/resolve_btfids/main.c
diff options
context:
space:
mode:
authorThomas Zimmermann <tzimmermann@suse.de>2021-12-16 14:47:38 +0100
committerThomas Zimmermann <tzimmermann@suse.de>2021-12-16 14:48:27 +0100
commit9758ff2fa240173e9a45613b07774b7a78b7653e (patch)
tree44c1951f9fe4ded7f18d26ca677d006c0e191569 /tools/bpf/resolve_btfids/main.c
parent0b665d4af35837f0a0ae63135b84a3c187c1db3b (diff)
parent244a36e50da05c33b860d20638ee4628017a5334 (diff)
downloadlinux-9758ff2fa240173e9a45613b07774b7a78b7653e.tar.gz
linux-9758ff2fa240173e9a45613b07774b7a78b7653e.tar.bz2
linux-9758ff2fa240173e9a45613b07774b7a78b7653e.zip
Merge drm/drm-next into drm-misc-next
Backmerging for v5.16-rc5. Resolves a conflict between drm-misc-next and drm-misc-fixes in the vc4 driver. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'tools/bpf/resolve_btfids/main.c')
-rw-r--r--tools/bpf/resolve_btfids/main.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c
index a59cb0ee609c..73409e27be01 100644
--- a/tools/bpf/resolve_btfids/main.c
+++ b/tools/bpf/resolve_btfids/main.c
@@ -83,6 +83,7 @@ struct btf_id {
int cnt;
};
int addr_cnt;
+ bool is_set;
Elf64_Addr addr[ADDR_CNT];
};
@@ -451,8 +452,10 @@ static int symbols_collect(struct object *obj)
* in symbol's size, together with 'cnt' field hence
* that - 1.
*/
- if (id)
+ if (id) {
id->cnt = sym.st_size / sizeof(int) - 1;
+ id->is_set = true;
+ }
} else {
pr_err("FAILED unsupported prefix %s\n", prefix);
return -1;
@@ -568,9 +571,8 @@ static int id_patch(struct object *obj, struct btf_id *id)
int *ptr = data->d_buf;
int i;
- if (!id->id) {
+ if (!id->id && !id->is_set)
pr_err("WARN: resolve_btfids: unresolved symbol %s\n", id->name);
- }
for (i = 0; i < id->addr_cnt; i++) {
unsigned long addr = id->addr[i];