On 07.02.2022 11:07:06, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@xxxxxxxxxx>
>
> Commit fb8696ab14ad ("can: gw: synchronize rcu operations
> before removing gw job entry") added three synchronize_rcu() calls
> to make sure one rcu grace period was observed before freeing
> a "struct cgw_job" (which are tiny objects).
>
> This should be converted to call_rcu() to avoid adding delays
> in device / network dismantles.
>
> Use the rcu_head that was already in struct cgw_job,
> not yet used.
>
> Signed-off-by: Eric Dumazet <edumazet@xxxxxxxxxx>
> Cc: Oliver Hartkopp <socketcan@xxxxxxxxxxxx>
Added to linux-can-next/testing.
Thanks,
Marc
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