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 AC40D1D7985 for ; Tue, 20 May 2025 09:00:54 +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=1747731655; cv=none; b=p4lmf97E/4XSXftAzEQI1oE62EZOWKREkJB5k4cf0XnQ1FM5N1xI7lvs5uS0KJEEeCPsIt/RvWz2OuRqqWkOwx2wzWu+vbSxVdPVY872mgm6kTEnZW9iHCzFQ0mqR2CtAqlDjHarB9WC7vWtFwD9tNOZuzYZ4fLdHh6LJlfyz7A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747731655; c=relaxed/simple; bh=SCbyQOoWAC2z3ewKFgiqqxVqMAXKkyiSMdzVxcBa/KY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=t7YDmgl1VUGX46YlYDuCL2dTgtAnwRGpbzP1K17yKGX/+6oJEbqN/YFmGf8rNeea/ReMIpQA8iPiLlmGXn/dmHpa3OxfNnSOdfznszNZgJ55gM+T3Amweh0GRUG7BMF21JPGriUNCiVhNGd+kRcDnaKqPIwVgXm1B0jb3jiIVZQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=YQXL+0wP; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="YQXL+0wP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A6EE4C4CEE9; Tue, 20 May 2025 09:00:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1747731654; bh=SCbyQOoWAC2z3ewKFgiqqxVqMAXKkyiSMdzVxcBa/KY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YQXL+0wPDcs/IFLF0FrXgomUOVaoxTLgEOSRwmItXs8luGm/bgdI0DxcoDKPf7WSk InHQkvVnlbyNSi33E0FFYPkn8N+BX+42QQ/s427qHZdXvdcSzSs69YnNYh9oRAcVCh 87GoO4zwj67eCpdsQgs7Rh9R/8vOS3GI13h7J+oE= Date: Tue, 20 May 2025 11:00:51 +0200 From: Greg Kroah-Hartman To: Jacek Lawrynowicz Cc: stable@vger.kernel.org Subject: Re: Request for backporting accel/ivpu MMU IRQ patches to 6.14 Message-ID: <2025052043-yiddish-mutable-d827@gregkh> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, May 13, 2025 at 06:33:26PM +0200, Jacek Lawrynowicz wrote: > Hi, > > Please cherry-pick following 6 patches to 6.14: > bc3e5f48b7ee021371dc37297678f7089be6ce28 accel/ivpu: Use workqueue for IRQ handling > 0240fa18d247c99a1967f2fed025296a89a1c5f5 accel/ivpu: Dump only first MMU fault from single context > 4480912f3f8b8a1fbb5ae12c5c547fd094ec4197 accel/ivpu: Move parts of MMU event IRQ handling to thread handler > 353b8f48390d36b39276ff6af61464ec64cd4d5c accel/ivpu: Fix missing MMU events from reserved SSID > 2f5bbea1807a064a1e4c1b385c8cea4f37bb4b17 accel/ivpu: Fix missing MMU events if file_priv is unbound > 683e9fa1c885a0cffbc10b459a7eee9df92af1c1 accel/ivpu: Flush pending jobs of device's workqueues > > These are fixing an issue where host can be overloaded with MMU faults from NPU causing other IRQs to be missed and host to be slowed down significantly. > They should apply without conflicts. All now queued up, thanks. greg k-h