From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 124626BFCA; Wed, 6 Nov 2024 01:54:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730858056; cv=none; b=MkhBc7qr7s1/ikcpTejMvb8dvjjMHX+56FhQgT/1ptZuE3jJjK8pw1c8E8bdArJXEPddB5wRa1ajzJgpGTBovp5tGZUwamULvSeCVjqDQWQiBN8EVrVmJUJPHVCe9lHy9vXC6xbFJR+Im1PcWSeRdX4naCc1UvK4P8VpIVepoeQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730858056; c=relaxed/simple; bh=rEl5+/OVz3kpLjNrN+e36IZX2U5ZNK+h6eVl+LZGakU=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=PLZlE/HC7m0I3sNnOFyojI+Go0Y4wTwTXsJnDvxID+xY7ONxq8IGDvo81mVyeSPxOiCFfDoP1PcobDD3btjOPSvU3YfTDXnkUeC0zSV38JgrYTxnyRPG0K+yVFsm+W3AInY67kBQtkHAM1bBpaskHJmYQyu463fReyRo+2njDXw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XzEDivC5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="XzEDivC5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C70B4C4CECF; Wed, 6 Nov 2024 01:54:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730858055; bh=rEl5+/OVz3kpLjNrN+e36IZX2U5ZNK+h6eVl+LZGakU=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=XzEDivC5rp/8TTRdZfv/Ci2uqPYaOVTIdD+l2cQEGcVRGceK3y0fLCaYvvmUDMfOe TpmH1wz4PQY17ZDfbopnVoz1Dt1TBkqhOUrvQiPWBhuHD6SDApSQawS9oY+dqStdiG M6HbXxdVg18DuowqALTjgGdECbMm1E9C5buoUIOWBTNJiCxLeQxLeLskRlgrZCfqB3 MEgcLPOrR3Upqc/XVisZVSNn8jS7xU3imx7VC6yhquHet7PoJyuZgNBRGTVWiZ7Jjw I4r6u+erfinjjFCZiPDyPOQ7+NSwggrsaVeOLp3Rlx8rm1zdKQptbz93y6nugnm0/W 3Rbyp1ydDoSrQ== Date: Tue, 5 Nov 2024 17:54:13 -0800 From: Jakub Kicinski To: Wander Lairson Costa Cc: Tony Nguyen , Przemek Kitszel , Andrew Lunn , "David S. Miller" , Eric Dumazet , Paolo Abeni , Sebastian Andrzej Siewior , Clark Williams , Steven Rostedt , intel-wired-lan@lists.osuosl.org (moderated list:INTEL ETHERNET DRIVERS), netdev@vger.kernel.org (open list:NETWORKING DRIVERS), linux-kernel@vger.kernel.org (open list), linux-rt-devel@lists.linux.dev (open list:Real-time Linux (PREEMPT_RT):Keyword:PREEMPT_RT), tglx@linutronix.de Subject: Re: [PATCH] Revert "igb: Disable threaded IRQ for igb_msix_other" Message-ID: <20241105175413.55ea58f2@kernel.org> In-Reply-To: <20241104124050.22290-1-wander@redhat.com> References: <20241104124050.22290-1-wander@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 4 Nov 2024 09:40:50 -0300 Wander Lairson Costa wrote: > This reverts commit 338c4d3902feb5be49bfda530a72c7ab860e2c9f. > > Sebastian noticed the ISR indirectly acquires spin_locks, which are > sleeping locks under PREEMPT_RT, which leads to kernel splats. > > Signed-off-by: Wander Lairson Costa > Reported-by: Sebastian Andrzej Siewior Please resend with the reverted commit added as a Fixes tag. Also - your sign off should be the last tag. -- pw-bot: au