On 10/10/22 5:33 PM, Yosry Ahmed wrote:
Use cgroup_v1v2_get_from_fd() in cgroup_iter to support attaching to
both cgroup v1 and v2 using fds.
Signed-off-by: Yosry Ahmed <yosryahmed@xxxxxxxxxx>
---
kernel/bpf/cgroup_iter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/bpf/cgroup_iter.c b/kernel/bpf/cgroup_iter.c
index 0d200a993489..9fcf09f2ef00 100644
--- a/kernel/bpf/cgroup_iter.c
+++ b/kernel/bpf/cgroup_iter.c
@@ -196,7 +196,7 @@ static int bpf_iter_attach_cgroup(struct bpf_prog *prog,
return -EINVAL;
if (fd)
- cgrp = cgroup_get_from_fd(fd);
+ cgrp = cgroup_v1v2_get_from_fd(fd);
Acked-by: Martin KaFai Lau <martin.lau@xxxxxxxxxx>
Tejun, patch 1 should depend on a recent revert that is not in the bpf tree yet.
Do you want to take this set to the cgroup tree?
else if (id)
cgrp = cgroup_get_from_id(id);
else /* walk the entire hierarchy by default. */