From: Oliver Neukum <oneukum@suse.de>
To: Ming Lei <ming.lei@canonical.com>
Cc: "David S. Miller" <davem@davemloft.net>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
netdev@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH -v1 3/3] usbnet: handle remote wakeup asap
Date: Wed, 20 Jun 2012 09:46:06 +0200 [thread overview]
Message-ID: <201206200946.06380.oneukum@suse.de> (raw)
In-Reply-To: <1340176553-32225-4-git-send-email-ming.lei@canonical.com>
Am Mittwoch, 20. Juni 2012, 09:15:53 schrieb Ming Lei:
> If usbnet is resumed by remote wakeup, generally there are
> some packets comming to be handled, so allocate and submit
> rx URBs in usbnet_resume to avoid delays introduced by tasklet.
> Otherwise, usbnet may have been runtime suspended before the
> usbnet_bh is executed to schedule Rx URBs.
>
> Without the patch, usbnet can't recieve any packets from peer
> in runtime suspend state if runtime PM is enabled and
> autosuspend_delay is set as zero.
>
> Signed-off-by: Ming Lei <ming.lei@canonical.com>
Acked-by: Oliver Neukum <oneukum@suse.de>
next prev parent reply other threads:[~2012-06-20 7:46 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-20 7:15 [PATCH -v1 0/3] usbnet: usbnet: PM related fixes Ming Lei
2012-06-20 7:15 ` [PATCH -v1 1/3] usbnet: clear OPEN flag in failure path Ming Lei
2012-06-20 7:44 ` Oliver Neukum
[not found] ` <1340176553-32225-1-git-send-email-ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
2012-06-20 7:15 ` [PATCH -v1 2/3] usbnet: decrease suspend count if returning -EBUSY for runtime suspend Ming Lei
[not found] ` <1340176553-32225-3-git-send-email-ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
2012-06-20 7:45 ` Oliver Neukum
2012-06-20 7:15 ` [PATCH -v1 3/3] usbnet: handle remote wakeup asap Ming Lei
2012-06-20 7:46 ` Oliver Neukum [this message]
[not found] ` <1340176553-32225-4-git-send-email-ming.lei-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>
2012-06-20 11:02 ` Sergei Shtylyov
[not found] ` <4FE1ADB4.4060302-Igf4POYTYCDQT0dZR+AlfA@public.gmane.org>
2012-06-20 11:24 ` Oliver Neukum
2012-06-23 0:34 ` [PATCH -v1 0/3] usbnet: usbnet: PM related fixes David Miller
2012-06-20 7:46 ` Oliver Neukum
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