From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 586E2CCFA16 for ; Tue, 4 Nov 2025 19:56:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C3A2C10E66C; Tue, 4 Nov 2025 19:56:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mE1P0tEP"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id E4E3C10E326 for ; Tue, 4 Nov 2025 19:56:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1762286182; x=1793822182; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6w8SusIp0AqNTuI6kLYCYF77vh+bF79J0OT5SOBaZ6k=; b=mE1P0tEPRpGtiN+R8lHI6a+FIYdYLSDX5ir4JxjAnl+a4yRY4dP+eAzZ P6fcBbIWC8dplkm8auPXIONkysS7sSDebNTQdX3EgYs4ZtQg1jJnG/TGx P4PhmsZ2ZQzlVqaGXbJ9EhyG+Ccmqufilv9f/zdZpnjBVsFN+gq7TZe7H 4P0FYPrv8Snsmml9zAhPFZ8LQESE/eIl4ESXTBs860qQYLoLzhHXnl/1C 9GNjP0GckzGJUQouOzKowXarflg+L3TlnSEFu6av2Z7d6uIuO1OZgpsvq UodMLh7R8SLzwF4TYY5RUOQHPXEgtfbC42fADELmrX2loWQM7yi/ALarF w==; X-CSE-ConnectionGUID: 5i43XJi9SdqLGQQsfJo08w== X-CSE-MsgGUID: 8I0qa7fLQmupUwVyJfvJ6A== X-IronPort-AV: E=McAfee;i="6800,10657,11603"; a="74686106" X-IronPort-AV: E=Sophos;i="6.19,279,1754982000"; d="scan'208";a="74686106" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2025 11:56:21 -0800 X-CSE-ConnectionGUID: RUGyf3H1Qn2537K+JWBF1A== X-CSE-MsgGUID: giVTKcfESSm8gbENU92OwA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,279,1754982000"; d="scan'208";a="218051128" Received: from lstrano-desk.jf.intel.com ([10.54.39.91]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2025 11:56:21 -0800 From: Matthew Brost To: intel-xe@lists.freedesktop.org Cc: stuart.summers@intel.com, lucas.demarchi@intel.com, matthew.d.roper@intel.com Subject: [PATCH v2 02/12] drm/xe: Make usm.asid_to_vm allocation use GFP_NOWAIT Date: Tue, 4 Nov 2025 11:56:06 -0800 Message-Id: <20251104195616.3339137-3-matthew.brost@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251104195616.3339137-1-matthew.brost@intel.com> References: <20251104195616.3339137-1-matthew.brost@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Ensure the asid_to_vm lookup is reclaim-safe so it can be performed during TLB invalidations, which is necessary for context-based TLB invalidation support. Signed-off-by: Matthew Brost --- drivers/gpu/drm/xe/xe_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 00f3520dec38..84f4c8f1be33 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -1632,7 +1632,7 @@ struct xe_vm *xe_vm_create(struct xe_device *xe, u32 flags, struct xe_file *xef) down_write(&xe->usm.lock); err = xa_alloc_cyclic(&xe->usm.asid_to_vm, &asid, vm, XA_LIMIT(1, XE_MAX_ASID - 1), - &xe->usm.next_asid, GFP_KERNEL); + &xe->usm.next_asid, GFP_NOWAIT); up_write(&xe->usm.lock); if (err < 0) goto err_close; -- 2.34.1