From: "Luiz Fernando N. Capitulino" <lcapitulino@mandriva.com.br>
To: Pete Zaitcev <zaitcev@redhat.com>
Cc: rmk+lkml@arm.linux.org.uk, gregkh@suse.de,
alan@lxorguk.ukuu.org.uk, linux-kernel@vger.kernel.org,
linux-usb-devel@lists.sourceforge.net, zaitcev@redhat.com
Subject: Re: Serial-Core: USB-Serial port current issues.
Date: Wed, 21 Jun 2006 13:35:00 -0300 [thread overview]
Message-ID: <20060621133500.18e82511@doriath.conectiva> (raw)
In-Reply-To: <20060620193233.15224308.zaitcev@redhat.com>
On Tue, 20 Jun 2006 19:32:33 -0700
Pete Zaitcev <zaitcev@redhat.com> wrote:
| On Tue, 20 Jun 2006 16:11:34 -0300, "Luiz Fernando N. Capitulino" <lcapitulino@mandriva.com.br> wrote:
|
| > Pete, was it your original idea to completely move from the spinlock
| > to a mutex?
|
| I thought it was the cleanest solution. But perhaps I miss something.
| I'll look at your reposted patch again, maybe it's all right as it is.
Actually, that's the best solution from the USB-Serial's POV.
The problem is that several serial drivers uses the uart_port's
spinlock to implement their own locking, and some of them acquires the
lock in its interrupt handler...
Sh*t.
--
Luiz Fernando N. Capitulino
next prev parent reply other threads:[~2006-06-21 16:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-13 22:28 Luiz Fernando N. Capitulino
2006-06-14 15:28 ` Russell King
2006-06-14 20:38 ` Luiz Fernando N. Capitulino
2006-06-15 0:53 ` Pete Zaitcev
2006-06-15 13:29 ` Luiz Fernando N. Capitulino
2006-06-15 16:07 ` Greg KH
2006-06-15 16:21 ` Luiz Fernando N. Capitulino
2006-06-20 19:11 ` Luiz Fernando N. Capitulino
2006-06-21 2:32 ` Pete Zaitcev
2006-06-21 16:35 ` Luiz Fernando N. Capitulino [this message]
2006-06-21 16:43 ` Russell King
2006-06-21 21:15 ` Luiz Fernando N. Capitulino
2006-06-22 8:29 ` Russell King
2006-06-23 17:28 ` Luiz Fernando N. Capitulino
2006-06-26 22:26 ` Greg KH
2006-06-27 0:49 ` Paul Fulghum
2006-07-04 19:42 ` Luiz Fernando N. Capitulino
2006-07-04 19:50 ` Pete Zaitcev
2006-07-04 20:36 ` Luiz Fernando N. Capitulino
2006-07-05 13:40 ` [linux-usb-devel] " Paul Fulghum
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