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Date:   Mon, 4 Feb 2019 17:21:04 +0100
From:   Jiri Pirko <>
To:     Vlad Buslov <>
Subject: Re: [PATCH net-next v3 02/16] net: sched: refactor tc_ctl_chain() to
 use block->lock

Mon, Feb 04, 2019 at 01:32:47PM CET, wrote:
>In order to remove dependency on rtnl lock, modify chain API to use
>block->lock to protect chain from concurrent modification. Rearrange
>tc_ctl_chain() code to call tcf_chain_hold() while holding block->lock to
>prevent concurrent chain removal.
>Signed-off-by: Vlad Buslov <>

Acked-by: Jiri Pirko <>

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