diff options
| author | Jaime Saguillo Revilla <jaime.saguillo@gmail.com> | 2026-02-15 12:45:11 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-03-27 21:19:32 -0700 |
| commit | 38d581ba76545b4712ecdb63f2b2612d5b7601c9 (patch) | |
| tree | 19a95b25132a78f4067ad1c34f2bb95425c1ed6f /fs/proc/array.c | |
| parent | 24f9515de8778410e4b84c85b196c9850d2c1e18 (diff) | |
proc: array: drop stale FIXME about RCU in task_sig()
task_sig() already wraps the SigQ rlimit read in an explicit RCU read-side
critical section. Drop the stale FIXME comment and keep using
task_ucounts() for the ucounts access.
No functional change.
Link: https://lkml.kernel.org/r/20260215124511.14227-1-jaime.saguillo@gmail.com
Signed-off-by: Jaime Saguillo Revilla <jaime.saguillo@gmail.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Cc: Christian Brauner <brauner@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/proc/array.c')
| -rw-r--r-- | fs/proc/array.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/array.c b/fs/proc/array.c index f447e734612a..90fb0c6b5f99 100644 --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -280,7 +280,7 @@ static inline void task_sig(struct seq_file *m, struct task_struct *p) blocked = p->blocked; collect_sigign_sigcatch(p, &ignored, &caught); num_threads = get_nr_threads(p); - rcu_read_lock(); /* FIXME: is this correct? */ + rcu_read_lock(); qsize = get_rlimit_value(task_ucounts(p), UCOUNT_RLIMIT_SIGPENDING); rcu_read_unlock(); qlim = task_rlimit(p, RLIMIT_SIGPENDING); |