netdev - Re: [PATCH v3 06/11] net: sched: add 'delete' function to action ops

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Message-ID: <20180528142127.GD2173@nanopsycho>
Date:   Mon, 28 May 2018 16:21:27 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     Vlad Buslov <vladbu@...lanox.com>
Cc:     netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com,
        davem@...emloft.net, ast@...nel.org, daniel@...earbox.net,
        kliteyn@...lanox.com
Subject: Re: [PATCH v3 06/11] net: sched: add 'delete' function to action ops

Sun, May 27, 2018 at 11:17:24PM CEST, vladbu@...lanox.com wrote:
>Extend action ops with 'delete' function. Each action type to implements
>its own delete function that doesn't depend on rtnl lock.
>
>Implement delete function that is required to delete actions without
>holding rtnl lock. Use action API function that atomically deletes action
>only if it is still in action idr. This implementation prevents concurrent
>threads from deleting same action twice.
>
>Signed-off-by: Vlad Buslov <vladbu@...lanox.com>

Signed-off-by: Jiri Pirko <jiri@...lanox.com>