From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3CCFFCE; Sun, 10 Dec 2023 17:21:31 -0800 (PST) Received: from mail.maildlp.com (unknown [172.19.162.254]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4SpP8h1F1RzsS4X; Mon, 11 Dec 2023 09:21:24 +0800 (CST) Received: from kwepemm000005.china.huawei.com (unknown [7.193.23.27]) by mail.maildlp.com (Postfix) with ESMTPS id DD11318005A; Mon, 11 Dec 2023 09:21:28 +0800 (CST) Received: from [10.67.121.110] (10.67.121.110) by kwepemm000005.china.huawei.com (7.193.23.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 11 Dec 2023 09:21:28 +0800 Subject: Re: [PATCH v19 0/3] add debugfs to migration driver To: Alex Williamson CC: , , , , , , References: <20231106072225.28577-1-liulongfang@huawei.com> <20231204170040.7703f1e1.alex.williamson@redhat.com> From: liulongfang Message-ID: <4744fd4d-e8de-e079-0acf-acc363d5caaf@huawei.com> Date: Mon, 11 Dec 2023 09:21:27 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <20231204170040.7703f1e1.alex.williamson@redhat.com> Content-Type: text/plain; charset="gbk" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemm000005.china.huawei.com (7.193.23.27) On 2023/12/5 8:00, Alex Williamson wrote: > On Mon, 6 Nov 2023 15:22:22 +0800 > Longfang Liu wrote: > >> Add a debugfs function to the migration driver in VFIO to provide >> a step-by-step debugfs information for the migration driver. >> >> Changes v18 -> v19 >> maintainers add a patch. >> >> Changes v17 -> v18 >> Replace seq_printf() with seq_puts(). >> >> Changes v16 -> v17 >> Add separate VFIO_DEBUGFS Kconfig entries. >> >> Changes v15 -> v16 >> Update the calling order of functions to maintain symmetry >> >> Changes v14 -> v15 >> Update the output status value of live migration. >> >> Changes v13 -> v14 >> Split the patchset and keep the vfio debugfs frame. >> >> Changes v12 -> v13 >> Solve the problem of open and close competition to debugfs. >> >> Changes v11 -> v12 >> Update loading conditions of vfio debugfs. >> >> Changes v10 -> v11 >> Delete the device restore function in debugfs. >> >> Changes v9 -> v10 >> Update the debugfs file of the live migration driver. >> >> Changes v8 -> v9 >> Update the debugfs directory structure of vfio. >> >> Changes v7 -> v8 >> Add support for platform devices. >> >> Changes v6 -> v7 >> Fix some code style issues. >> >> Changes v5 -> v6 >> Control the creation of debugfs through the CONFIG_DEBUG_FS. >> >> Changes v4 -> v5 >> Remove the newly added vfio_migration_ops and use seq_printf >> to optimize the implementation of debugfs. >> >> Changes v3 -> v4 >> Change the migration_debug_operate interface to debug_root file. >> >> Changes v2 -> v3 >> Extend the debugfs function from hisilicon device to vfio. >> >> Changes v1 -> v2 >> Change the registration method of root_debugfs to register >> with module initialization. >> >> Longfang Liu (3): >> vfio/migration: Add debugfs to live migration driver >> Documentation: add debugfs description for vfio >> MAINTAINERS: Update the maintenance directory of vfio driver >> >> Documentation/ABI/testing/debugfs-vfio | 25 +++++++ >> MAINTAINERS | 1 + >> drivers/vfio/Kconfig | 10 +++ >> drivers/vfio/Makefile | 1 + >> drivers/vfio/debugfs.c | 90 ++++++++++++++++++++++++++ >> drivers/vfio/vfio.h | 14 ++++ >> drivers/vfio/vfio_main.c | 4 ++ >> include/linux/vfio.h | 7 ++ >> include/uapi/linux/vfio.h | 1 + >> 9 files changed, 153 insertions(+) >> create mode 100644 Documentation/ABI/testing/debugfs-vfio >> create mode 100644 drivers/vfio/debugfs.c >> > > Applied to vfio next branch for v6.8. I resolved some whitespace > issues and updated the date and kernel release version in the > Documentation as well. Thanks, > OK, thank you very much! Longfang. > Alex > > . >