From: Peter Mamonov <pmamonov@gmail.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 0/2] usb: core: return -EAGAIN on usb_* functions reentrance
Date: Thu, 15 Oct 2015 15:38:56 +0300 [thread overview]
Message-ID: <20151015153856.71d1506a@berta> (raw)
In-Reply-To: <20151014140908.GS7858@pengutronix.de>
On Wed, 14 Oct 2015 16:09:08 +0200
Sascha Hauer <s.hauer@pengutronix.de> wrote:
> Hi Peter,
>
> On Wed, Oct 14, 2015 at 01:15:47PM +0300, Peter Mamonov wrote:
> > The second patch of this patch set adds reentrance detection to
> > the the following functions: usb_submit_int_msg, usb_control_msg and
> > usb_bulk_msg. These functions will return -EAGAIN if reentered.
> > Other public usb_* functions call one of these three functions.
> > This patch enables one to use regular *delay() functions
> > throughout the ehci-hcd.c.
> >
> > The first patch adds check for -EAGAIN return value to the usb
> > keyboard driver. The driver will skip keyboard poll upon getting
> > this error value from either usb_submit_int_msg() or
> > usb_get_report() functions.
> >
> > Peter Mamonov (2):
> > input: usb_kbd: skip poll on -EAGAIN error
> > usb: core: return -EAGAIN on usb_* functions reentrance
>
> Applied on -next. I believe we no longer need mdelay_non_interruptible
> in the ehci-hcd driver, right? Also we don't have to detect
> re-entrancy in the ehci driver anymore. I have applied some patches
> removing that to -next. Could you check the result?
Yes.
Yes.
I've tested the current "next" branch - the usb stuff works fine.
>
> Sascha
>
>
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prev parent reply other threads:[~2015-10-15 12:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-14 10:15 [PATCH 0/2] usb: core: return -EAGAIN on usb_* functions reentrance Peter Mamonov
2015-10-14 10:15 ` [PATCH 1/2] input: usb_kbd: skip poll on -EAGAIN error Peter Mamonov
2015-10-14 10:15 ` [PATCH 2/2] usb: core: return -EAGAIN on usb_* functions reentrance Peter Mamonov
2015-10-14 14:09 ` [PATCH 0/2] " Sascha Hauer
2015-10-15 12:38 ` Peter Mamonov [this message]
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