From: Longfang Liu <liulongfang@huawei.com>
To: <alex.williamson@redhat.com>, <jgg@nvidia.com>,
<shameerali.kolothum.thodi@huawei.com>,
<jonathan.cameron@huawei.com>
Cc: <bcreeley@amd.com>, <kvm@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <linuxarm@openeuler.org>,
<liulongfang@huawei.com>
Subject: [PATCH v17 0/2] add debugfs to migration driver
Date: Fri, 13 Oct 2023 17:04:39 +0800 [thread overview]
Message-ID: <20231013090441.36417-1-liulongfang@huawei.com> (raw)
Add a debugfs function to the migration driver in VFIO to provide
a step-by-step debugfs information for the migration driver.
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 (2):
vfio/migration: Add debugfs to live migration driver
Documentation: add debugfs description for vfio
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 | 14 +++-
include/linux/vfio.h | 7 ++
include/uapi/linux/vfio.h | 1 +
9 files changed, 161 insertions(+), 2 deletions(-)
create mode 100644 Documentation/ABI/testing/debugfs-vfio
create mode 100644 drivers/vfio/debugfs.c
--
2.24.0
next reply other threads:[~2023-10-13 9:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-13 9:04 Longfang Liu [this message]
2023-10-13 9:04 ` [PATCH v17 1/2] vfio/migration: Add debugfs to live migration driver Longfang Liu
2023-10-16 15:17 ` Cédric Le Goater
2023-10-19 8:03 ` liulongfang
2023-10-19 8:30 ` Cédric Le Goater
2023-10-19 22:37 ` Alex Williamson
2023-10-20 9:38 ` liulongfang
2023-10-13 9:04 ` [PATCH v17 2/2] Documentation: add debugfs description for vfio Longfang Liu
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