From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Mugunthan V N <mugunthanvnm@ti.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net,
linux-omap@vger.kernel.org,
Sebastian Siewior <bigeasy@linutronix.de>
Subject: Re: [net-next PATCH 1/1] drivers: net: cpsw: fix kernel warn on cpsw irq enable
Date: Fri, 26 Apr 2013 17:48:08 +0400 [thread overview]
Message-ID: <517A8598.3090602@cogentembedded.com> (raw)
In-Reply-To: <1366975848-31503-1-git-send-email-mugunthanvnm@ti.com>
Hello.
On 26-04-2013 15:30, Mugunthan V N wrote:
> With the commit id a11fbba
Please also specify that commit's summary line in parens.
> from Sebastian Siewior, a kernel warning is
> generated as below. This warning is generated as the irq_enabled is not
> initialized for the primary interface and in probe it is initialized for
> the secondary interface. This patch moves irq_enabled initialization from
> second interface to primary interface.
s/second/secondary/?
> [ 3.049173] net eth0: phy found : id is : 0x4dd074
> [ 3.054552] net eth0: phy found : id is : 0x4dd074
> [ 3.070421] ------------[ cut here ]------------
> [ 3.075308] WARNING: at kernel/irq/manage.c:437 enable_irq+0x3c/0x74()
> [ 3.082173] Unbalanced enable for IRQ 56
> [ 3.086299] Modules linked in:
> [ 3.089557] [<c001abcc>] (unwind_backtrace+0x0/0xf0) from [<c004294c>] (warn_slowpath_common+0x4c/0x68)
> [ 3.099450] [<c004294c>] (warn_slowpath_common+0x4c/0x68) from [<c00429fc>] (warn_slowpath_fmt+0x30/0x40)
> [ 3.109521] [<c00429fc>] (warn_slowpath_fmt+0x30/0x40) from [<c00a29fc>] (enable_irq+0x3c/0x74)
> [ 3.118681] [<c00a29fc>] (enable_irq+0x3c/0x74) from [<c03a7818>] (cpsw_ndo_open+0x61c/0x684)
> [ 3.127669] [<c03a7818>] (cpsw_ndo_open+0x61c/0x684) from [<c0445c08>] (__dev_open+0x9c/0xf8)
> [ 3.136646] [<c0445c08>] (__dev_open+0x9c/0xf8) from [<c0445e34>] (__dev_change_flags+0x78/0x13c)
> [ 3.145988] [<c0445e34>] (__dev_change_flags+0x78/0x13c) from [<c0445f64>] (dev_change_flags+0x10/0x48)
> [ 3.155884] [<c0445f64>] (dev_change_flags+0x10/0x48) from [<c0736d88>] (ip_auto_config+0x198/0x111c)
> [ 3.165592] [<c0736d88>] (ip_auto_config+0x198/0x111c) from [<c00086a4>] (do_one_initcall+0x34/0x180)
> [ 3.175309] [<c00086a4>] (do_one_initcall+0x34/0x180) from [<c07078f8>] (kernel_init_freeable+0xfc/0x1c8)
> [ 3.185393] [<c07078f8>] (kernel_init_freeable+0xfc/0x1c8) from [<c04f36ec>] (kernel_init+0x8/0xe4)
> [ 3.194929] [<c04f36ec>] (kernel_init+0x8/0xe4) from [<c00133d0>] (ret_from_fork+0x14/0x24)
> [ 3.203712] ---[ end trace d6f979da080bc391 ]---
> Cc: Sebastian Siewior <bigeasy@linutronix.de>
> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
WBR, Sergei
prev parent reply other threads:[~2013-04-26 13:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-26 11:30 [net-next PATCH 1/1] drivers: net: cpsw: fix kernel warn on cpsw irq enable Mugunthan V N
2013-04-26 11:30 ` Mugunthan V N
2013-04-26 12:03 ` Sebastian Andrzej Siewior
2013-04-29 18:08 ` David Miller
2013-04-26 13:48 ` Sergei Shtylyov [this message]
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