From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from baidu.com (mx24.baidu.com [111.206.215.185]) (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 A323245BE3; Thu, 22 May 2025 01:55:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=111.206.215.185 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747878933; cv=none; b=ROFBCSN4aGjQDLo4Koi3UGJkxMUvCszs2+XSpxrnEdgHnVxh+xzZjfWCQCCLTySeUzSks1KFxElkRiS2/TeShm4VEhslem2XyOFqOtwh6BcidGObxRfnhw6WntKckePsrQdNyUhNcIZ5GyIT0N33CwPPKZPSyuoRt6mPCxzvuG8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747878933; c=relaxed/simple; bh=/82BnZFFiaX1veUnIvRmpzzmMDTtNt+thgiAnfULiXU=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=aK6To+S4Bp5MaMbQ9SltfXvPhzoUZcW3ud07fqADoUb1g6UNNZ/kA2ibgcj/h8W0N2q/PSIbJHxZGvWYfVx3zIoI+kkVWTTNmhR3FAelv1tOxuvAnBXHRYtvws2qZiQZE+5tlnLj9I2yegqMefnOk+9AplVkgZT9scI8t2GuuLI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com; spf=pass smtp.mailfrom=baidu.com; arc=none smtp.client-ip=111.206.215.185 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baidu.com From: "Li,Rongqing" To: Alex Williamson CC: "kwankhede@nvidia.com" , "yan.y.zhao@intel.com" , "cjia@nvidia.com" , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: =?gb2312?B?tPC4tDogWz8/Pz9dIFJlOiBbUEFUQ0hdIHZmaW8vdHlwZTE6IGZpeGVkIHJv?= =?gb2312?B?bGxiYWNrIGluIHZmaW9fZG1hX2JpdG1hcF9hbGxvY19hbGwoKQ==?= Thread-Topic: [????] Re: [PATCH] vfio/type1: fixed rollback in vfio_dma_bitmap_alloc_all() Thread-Index: AQHbygL+7rFEheWUqk2WZSAn5Jz+B7Pc++QAgADoCTA= Date: Thu, 22 May 2025 01:53:48 +0000 Message-ID: <64e1bbd6b7e94aa0b5bc4556d5d335a6@baidu.com> References: <20250521034647.2877-1-lirongqing@baidu.com> <20250521140034.35648fde.alex.williamson@redhat.com> In-Reply-To: <20250521140034.35648fde.alex.williamson@redhat.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-baidu-bdmsfe-datecheck: 1_BJHW-Mail-Ex14_2025-05-22 09:53:48:767 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-FEAS-Client-IP: 10.127.64.37 X-FE-Last-Public-Client-IP: 100.100.100.38 X-FE-Policy-ID: 52:10:53:SYSTEM DQo+ICAgICB2ZmlvL3R5cGUxOiBGaXggZXJyb3IgdW53aW5kIGluIG1pZ3JhdGlvbiBkaXJ0eSBi aXRtYXAgYWxsb2NhdGlvbg0KPiANCj4gICAgIFdoZW4gc2V0dGluZyB1cCBkaXJ0eSBwYWdlIHRy YWNraW5nIGF0IHRoZSB2ZmlvIElPTU1VIGJhY2tlbmQgZm9yDQo+ICAgICBkZXZpY2UgbWlncmF0 aW9uLCBpZiBhbiBlcnJvciBpcyBlbmNvdW50ZXJlZCBhbGxvY2F0aW5nIGEgdHJhY2tpbmcNCj4g ICAgIGJpdG1hcCwgdGhlIHVud2luZCBsb29wIGZhaWxzIHRvIGZyZWUgcHJldmlvdXNseSBhbGxv Y2F0ZWQgdHJhY2tpbmcNCj4gICAgIGJpdG1hcHMuICBUaGlzIG9jY3VycyBiZWNhdXNlIHRoZSB3 cm9uZyBsb29wIGluZGV4IGlzIHVzZWQgdG8NCj4gICAgIGdlbmVyYXRlIHRoZSB0cmFja2luZyBv YmplY3QuICBUaGlzIHJlc3VsdHMgaW4gdW5pbnRlbmRlZCBtZW1vcnkNCj4gICAgIHVzYWdlIGZv ciB0aGUgbGlmZSBvZiB0aGUgY3VycmVudCBETUEgbWFwcGluZ3Mgd2hlcmUgYml0bWFwcyB3ZXJl DQo+ICAgICBzdWNjZXNzZnVsbHkgYWxsb2NhdGVkLg0KPiANCj4gICAgIFVzZSB0aGUgY29ycmVj dCBsb29wIGluZGV4IHRvIGRlcml2ZSB0aGUgdHJhY2tpbmcgb2JqZWN0IGZvcg0KPiAgICAgZnJl ZWluZyBkdXJpbmcgdW53aW5kLg0KPiANCg0KWW91ciBjaGFuZ2Vsb2cgaXMgZXh0cmVtZWx5IGRl dGFpbGVkIGFuZCBoaWdobHkgYWNjdXJhdGUuDQoNClBsZWFzZSBkaXJlY3RseSBpbmNvcnBvcmF0 ZSB0aGlzIHBhdGNoIHdpdGggeW91ciBjaGFuZ2Vsb2cNCg0KVGhhbmtzDQoNCi1MaQ0K