Re: [PATCH v3 net-next 03/15] neighbour: Remove lock dance for neigh_update_{gc,managed}_list().

On 8/10/26 8:23 PM, Kuniyuki Iwashima wrote:
> __neigh_update() could call neigh_update_gc_list() and
> neigh_update_managed_list().
> 
> Both of them acquire neigh->tbl->lock and neigh->lock, check
> neigh->dead, perform link operations, and release the locks.
> 
> Let's remove the lock dance.
> 
> Note that neigh->dead is always marked under neigh->tbl->lock.
> 
> Signed-off-by: Kuniyuki Iwashima <[email protected]>
> ---
>  net/core/neighbour.c | 39 +++++++++++++++++++--------------------
>  1 file changed, 19 insertions(+), 20 deletions(-)
> 

Reviewed-by: David Ahern <[email protected]>