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bpf: Mark cgroup_subsys_state->cgroup RCU safe
authorSong Liu <song@kernel.org>
Mon, 23 Jun 2025 06:38:53 +0000 (23:38 -0700)
committerChristian Brauner <brauner@kernel.org>
Mon, 23 Jun 2025 11:03:12 +0000 (13:03 +0200)
commit1504d8c7c702cc3697ad1a690c2d6bb4c8687927
treec607cf007709a056e8f1346a57b3fb9d73e732bdtree
parent535b070f4a807bbd26a30994aba8dfb4011fd447commit | diff
bpf: Mark cgroup_subsys_state->cgroup RCU safe

Mark struct cgroup_subsys_state->cgroup as safe under RCU read lock. This
will enable accessing css->cgroup from a bpf css iterator.

Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/20250623063854.1896364-4-song@kernel.org
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
kernel/bpf/verifier.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git