From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (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 85F95258EDE for ; Mon, 17 Nov 2025 02:38:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763347095; cv=none; b=a/TkRtoz3nzjRc8spwsPj2NLXlKzaxuYvnviRaPzSQ9e29Fv6GDR3aZJ0WKS3Z7WAvrIRo6jVpD+N8TdzOE+PyXfxdYbocdpkNCZyGDOK7hWLYAG9+E71tuDLImtRp1Ug8ToYCQelYllB/MfjejdU5EKjqreM9PWkj1HzPDnPik= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763347095; c=relaxed/simple; bh=uL7WBJBsTP9ZJVgW/nJTV4pB4Gmgmj7c1OL/U+ejANM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=MB/hRFj37KST/vELMb6PBQ6XQnvoEmKwHOlQOuBpgRm7k2I7LzvBEleR4ZPt1VqUsMDg6F9TO64N+IhLArhMHUq11jNASaXsl2LmXQyZ5w1AOFXuTRYO2k71wrhK1gii6Kkr3LbIF/ZtQW/r8ejZ0/ejUewe34392BhcaN8ZONg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=FLv3kaWs; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass 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="FLv3kaWs" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763347094; x=1794883094; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=uL7WBJBsTP9ZJVgW/nJTV4pB4Gmgmj7c1OL/U+ejANM=; b=FLv3kaWsZjWhuWYaMO5sH3G/3evRXxCRRVsT3oRGp43K65w+bcprcw9V ZS9wHB0h54h4ON6gjn4wsdL5u3o2X3VxJjeMXL9lERbHIE5ywh2RyXDyR 7mDW6mdu8fgtz4NanF1bnN0ghUnCTmvueIwkkw79d2ZbRnozIwzy18fV3 R8WbFtQKZTZuu5gKY5AaI+UDbX5aUMU/ADvQGPNuCYuRwGRYp0KTpODrP 3N9WOwFywfYtBqnrRGLbN366zfGfFHVizCCnRwjHVNgUDbdPCbSfc8soE Y81USHaUTVhfZU16EzR5r/9VuJi7HahP9PkY7X3GvNlrWCtu8bHdbPhga g==; X-CSE-ConnectionGUID: TnC5QW4KR1qYb59mpecOrg== X-CSE-MsgGUID: 1SlUDGfeQLOReWC1ygNX5g== X-IronPort-AV: E=McAfee;i="6800,10657,11615"; a="82729512" X-IronPort-AV: E=Sophos;i="6.19,310,1754982000"; d="scan'208";a="82729512" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Nov 2025 18:38:14 -0800 X-CSE-ConnectionGUID: 0vv0/tYKS7OWuFg7DRX1kQ== X-CSE-MsgGUID: 0W7AfeSWRJWhNT5m0PlQVw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,310,1754982000"; d="scan'208";a="227658200" Received: from yilunxu-optiplex-7050.sh.intel.com ([10.239.159.165]) by orviesa001.jf.intel.com with ESMTP; 16 Nov 2025 18:38:10 -0800 From: Xu Yilun To: linux-coco@lists.linux.dev, linux-pci@vger.kernel.org Cc: chao.gao@intel.com, dave.jiang@intel.com, baolu.lu@linux.intel.com, yilun.xu@linux.intel.com, yilun.xu@intel.com, zhenzhong.duan@intel.com, kvm@vger.kernel.org, rick.p.edgecombe@intel.com, dave.hansen@linux.intel.com, dan.j.williams@intel.com, kas@kernel.org, x86@kernel.org Subject: [PATCH v1 05/26] mm: Add __free() support for __free_page() Date: Mon, 17 Nov 2025 10:22:49 +0800 Message-Id: <20251117022311.2443900-6-yilun.xu@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20251117022311.2443900-1-yilun.xu@linux.intel.com> References: <20251117022311.2443900-1-yilun.xu@linux.intel.com> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Allow for the declaration of struct page * variables that trigger __free_page() when they go out of scope. Signed-off-by: Xu Yilun --- include/linux/gfp.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 0ceb4e09306c..dc61fa63a3b9 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -383,6 +383,7 @@ extern void free_pages_nolock(struct page *page, unsigned int order); extern void free_pages(unsigned long addr, unsigned int order); #define __free_page(page) __free_pages((page), 0) +DEFINE_FREE(__free_page, struct page *, if (_T) __free_page(_T)) #define free_page(addr) free_pages((addr), 0) void page_alloc_init_cpuhp(void); -- 2.25.1