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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>
Wed, 2 Jul 2025 12:18:20 +0000 (14:18 +0200)
commit5bc9557c9f17c38ed8c9070c1d369d49eabea1a9
tree56969db634f3961d87ad23b8d07b70424f4c8ae5tree
parentb95ee9049c93b05da66599d6e0d1fcfea291360bcommit | 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