From: Jakub Kicinski <kuba@kernel.org>
To: Petr Oros <poros@redhat.com>
Cc: ivecera@redhat.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, Andrew Lunn <andrew+netdev@lunn.ch>,
Eric Dumazet <edumazet@google.com>,
Stanislav Fomichev <sdf@fomichev.me>,
Tony Nguyen <anthony.l.nguyen@intel.com>,
Przemek Kitszel <przemyslaw.kitszel@intel.com>,
intel-wired-lan@lists.osuosl.org, Paolo Abeni <pabeni@redhat.com>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [Intel-wired-lan] [PATCH net] iavf: fix deadlock in reset handling
Date: Mon, 2 Feb 2026 15:58:13 -0800 [thread overview]
Message-ID: <20260202155813.3f8fbc27@kernel.org> (raw)
In-Reply-To: <20260202084820.260033-1-poros@redhat.com>
On Mon, 2 Feb 2026 09:48:20 +0100 Petr Oros wrote:
> + netdev_unlock(netdev);
> + ret = wait_event_interruptible_timeout(adapter->reset_waitqueue,
> + !iavf_is_reset_in_progress(adapter),
> + msecs_to_jiffies(5000));
> + netdev_lock(netdev);
Dropping locks taken by the core around the driver callback
is obviously unacceptable. SMH.
WARNING: multiple messages have this Message-ID (diff)
From: Jakub Kicinski <kuba@kernel.org>
To: Petr Oros <poros@redhat.com>
Cc: netdev@vger.kernel.org, ivecera@redhat.com, mschmidt@redhat.com,
Tony Nguyen <anthony.l.nguyen@intel.com>,
Przemek Kitszel <przemyslaw.kitszel@intel.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Stanislav Fomichev <sdf@fomichev.me>,
intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net] iavf: fix deadlock in reset handling
Date: Mon, 2 Feb 2026 15:58:13 -0800 [thread overview]
Message-ID: <20260202155813.3f8fbc27@kernel.org> (raw)
In-Reply-To: <20260202084820.260033-1-poros@redhat.com>
On Mon, 2 Feb 2026 09:48:20 +0100 Petr Oros wrote:
> + netdev_unlock(netdev);
> + ret = wait_event_interruptible_timeout(adapter->reset_waitqueue,
> + !iavf_is_reset_in_progress(adapter),
> + msecs_to_jiffies(5000));
> + netdev_lock(netdev);
Dropping locks taken by the core around the driver callback
is obviously unacceptable. SMH.
next prev parent reply other threads:[~2026-02-02 23:58 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-02 8:48 [Intel-wired-lan] [PATCH net] iavf: fix deadlock in reset handling Petr Oros
2026-02-02 8:48 ` Petr Oros
2026-02-02 9:06 ` [Intel-wired-lan] " Loktionov, Aleksandr
2026-02-02 9:06 ` Loktionov, Aleksandr
2026-02-02 10:53 ` Jijie Shao
2026-02-02 10:53 ` Jijie Shao
2026-02-02 13:30 ` [Intel-wired-lan] " Ivan Vecera
2026-02-02 13:30 ` Ivan Vecera
2026-02-02 23:58 ` Jakub Kicinski [this message]
2026-02-02 23:58 ` Jakub Kicinski
2026-02-03 1:00 ` [Intel-wired-lan] " Jacob Keller
2026-02-03 8:44 ` Petr Oros
2026-02-03 10:19 ` Przemek Kitszel
2026-02-03 11:32 ` Petr Oros
2026-02-03 23:47 ` Jacob Keller
2026-02-04 6:12 ` Przemek Kitszel
2026-02-04 19:25 ` Jacob Keller
2026-02-05 12:24 ` Petr Oros
2026-02-05 23:37 ` Jacob Keller
2026-02-06 10:04 ` Petr Oros
2026-02-06 10:04 ` Petr Oros
2026-02-07 1:00 ` [Intel-wired-lan] " Jacob Keller
2026-02-07 1:00 ` Jacob Keller
2026-02-07 3:01 ` [Intel-wired-lan] " Jakub Kicinski
2026-02-07 3:01 ` Jakub Kicinski
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