From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (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 B401E1A38E1 for ; Tue, 13 May 2025 16:33:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747154011; cv=none; b=WkOnNtGD3OpGGBV3SzQazVDR1WanFXnV3UJJD6RTAJXap+orHlh2EqMEdGsmXT8isFV4n5qZRd1cvTyCdEDjaILiCxzyM7tjpazjBTjXkOFUXG1zB/2/DiR+HGzlFKauHbNxnnVJWo1CHJ/NcopVQF9whJokZwPEndghBNATCEc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747154011; c=relaxed/simple; bh=ra/sPV97ll5xRK8+eHliL67sN2MRW7Bl2HmavZG9nKg=; h=Message-ID:Date:MIME-Version:To:From:Subject:Content-Type; b=bpChV/zI9KTp3xRsiSjefvUafPoCAz5NMYgbEwXo+WdoeKN4TwHugTH3T5YO1WgSrloyFTq9p7gW4dYQOfEvyjK2f5TLlnlEK/xxILgiiTxT5b+nfdseSf/2uhG2N/E00PVfdBQs152XG63v3jv39oQbyEPxt6PPgd1xb71IplA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=MXBcTx9d; arc=none smtp.client-ip=198.175.65.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="MXBcTx9d" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1747154010; x=1778690010; h=message-id:date:mime-version:to:from:subject: content-transfer-encoding; bh=ra/sPV97ll5xRK8+eHliL67sN2MRW7Bl2HmavZG9nKg=; b=MXBcTx9dNIQGRCh46R5NgE4PhPsZ7wlHlEyWUfsfNaIm03qh3ZZpcF9m MNTprpvojG709EW9PFn9PCi9OHsQSC5AYh3vx/+1rsFgjp04R8Pdh2nAI bUT+Sa6UiB1z7eQ8BLN8AqiYUNeHT575mAOSUZ9y3gyUh5e7X8aEz7JgX IN0zn+ctLZ6mCDsIW9Qk+kWRm5nRSE0+wWd8kvz0bU+OhgLiOHMDlF6nn SauU3IEHGh0PiQN9/Xd0Zul5w/cWL5uQ/QqX+jfNUlOzn/Jc9l/xMixLh Ds7hxLpQV7Z3uQxa/eDnMNdpmsvF9Evy3Ks/mExxMpY6R4nfyqBVmFVq+ w==; X-CSE-ConnectionGUID: hD1ittxCQiujSa1u4+ZE1A== X-CSE-MsgGUID: ofNEEOZOSl+Wrg2zVlifvQ== X-IronPort-AV: E=McAfee;i="6700,10204,11432"; a="48889378" X-IronPort-AV: E=Sophos;i="6.15,285,1739865600"; d="scan'208";a="48889378" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 May 2025 09:33:30 -0700 X-CSE-ConnectionGUID: UVHJWMa4QxC/Rc+WKk+RMA== X-CSE-MsgGUID: af6fa1kxTFy8Wo1LS9r5JQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,285,1739865600"; d="scan'208";a="142714477" Received: from llaguna-mobl1.ger.corp.intel.com (HELO [10.245.116.107]) ([10.245.116.107]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 May 2025 09:33:28 -0700 Message-ID: Date: Tue, 13 May 2025 18:33:26 +0200 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: stable@vger.kernel.org, Greg Kroah-Hartman From: Jacek Lawrynowicz Subject: Request for backporting accel/ivpu MMU IRQ patches to 6.14 Organization: Intel Technology Poland sp. z o.o. - ul. Slowackiego 173, 80-298 Gdansk - KRS 101882 - NIP 957-07-52-316 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit 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. Thanks, Jacek