From: David Miller <davem@davemloft.net>
To: felix.manlunas@cavium.com
Cc: netdev@vger.kernel.org, raghu.vatsavayi@cavium.com,
derek.chickles@cavium.com, satananda.burla@cavium.com,
intiyaz.basha@cavium.com
Subject: Re: [PATCH net-next] liquidio: avoided acquiring post_lock for data only queues
Date: Tue, 07 Aug 2018 12:41:05 -0700 (PDT) [thread overview]
Message-ID: <20180807.124105.687808391822233780.davem@davemloft.net> (raw)
In-Reply-To: <20180806200940.GA2501@felix-thinkpad.cavium.com>
From: Felix Manlunas <felix.manlunas@cavium.com>
Date: Mon, 6 Aug 2018 13:09:40 -0700
> From: Intiyaz Basha <intiyaz.basha@cavium.com>
>
> All control commands (soft commands) goes through only Queue 0
> (control and data queue). So only queue-0 needs post_lock,
> other queues are only data queues and does not need post_lock
>
> Added a flag to indicate the queue can be used for soft commands.
>
> If this flag is set, post_lock must be acquired before posting
> a command to the queue.
> If this flag is clear, post_lock is invalid for the queue.
>
> Signed-off-by: Intiyaz Basha <intiyaz.basha@cavium.com>
> Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Applied, thank you.
prev parent reply other threads:[~2018-08-07 21:57 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-06 20:09 [PATCH net-next] liquidio: avoided acquiring post_lock for data only queues Felix Manlunas
2018-08-07 19:41 ` David Miller [this message]
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