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author | Paul E. McKenney <paulmck@kernel.org> | 2022-05-24 18:19:17 -0700 |
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committer | Paul E. McKenney <paulmck@kernel.org> | 2022-06-20 09:22:27 -0700 |
commit | 5d4c90d755d5703d5a74fac0870c0a697250ec33 (patch) | |
tree | 3a91502456db2323b46c05f0ebe49a1fa06e38b4 /kernel/ucount.c | |
parent | 897ba84dc5aa7a5518e19da180d2985790723d30 (diff) | |
download | lwn-5d4c90d755d5703d5a74fac0870c0a697250ec33.tar.gz lwn-5d4c90d755d5703d5a74fac0870c0a697250ec33.zip |
rcu-tasks: RCU Tasks Trace grace-period kthread has implicit QS
Because the task driving the grace-period kthread is in quiescent state
throughout, this commit excludes it from the list of tasks from which
a quiescent state is needed.
This does mean that attaching a sleepable BPF program to function in
kernel/rcu/tasks.h is a bad idea, by the way.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Neeraj Upadhyay <quic_neeraju@quicinc.com>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: KP Singh <kpsingh@kernel.org>
Diffstat (limited to 'kernel/ucount.c')
0 files changed, 0 insertions, 0 deletions