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mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from MN0PR11MB6011.namprd11.prod.outlook.com (2603:10b6:208:372::6) by IA4PR11MB9058.namprd11.prod.outlook.com (2603:10b6:208:56e::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9388.10; Thu, 11 Dec 2025 13:41:35 +0000 Received: from MN0PR11MB6011.namprd11.prod.outlook.com ([fe80::bbbc:5368:4433:4267]) by MN0PR11MB6011.namprd11.prod.outlook.com ([fe80::bbbc:5368:4433:4267%5]) with mapi id 15.20.9388.013; Thu, 11 Dec 2025 13:41:35 +0000 Message-ID: <0a9f728f-1c77-479d-8bbc-c0f662544061@intel.com> Date: Thu, 11 Dec 2025 14:41:30 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/2] drm/xe/vf: Reset recovery_queued after issuing RESFIX_START To: Satyanarayana K V P , CC: Matthew Brost , Tomasz Lis References: <20251210052546.622809-4-satyanarayana.k.v.p@intel.com> <20251210052546.622809-6-satyanarayana.k.v.p@intel.com> Content-Language: en-US From: Michal Wajdeczko In-Reply-To: <20251210052546.622809-6-satyanarayana.k.v.p@intel.com> Content-Type: text/plain; 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If migration or resume occurs before the > VF issues its own RESFIX_START, VF KMD may receive two back-to-back > migration interrupts. VF then sends RESFIX_START to indicate the beginning > of fixups and RESFIX_DONE to mark completion. However, the second > RESFIX_START fails because the GuC is already in the RUNNING state. > > Clear the recovery_queued flag after sending a RESFIX_START message to > ignore duplicated IRQs seen before we start actual recovery. > > This ensures the state is reset only after the fixup process begins, > avoiding redundant work item queuing. > > Fixes: b5fbb94341a2 ("drm/xe/vf: Introduce RESFIX start marker support") > Signed-off-by: Satyanarayana K V P > Cc: Michal Wajdeczko > Cc: Matthew Brost > Cc: Tomasz Lis Reviewed-by: Michal Wajdeczko