Re: [PATCH v15 0/2] add debugfs to migration driver

From: liulongfang
Date: Fri Sep 15 2023 - 02:46:18 EST


On 2023/9/1 10:36, liulongfang wrote:
> Add a debugfs function to the migration driver in VFIO to provide
> a step-by-step debugfs information for the migration driver.
>
> 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/Makefile | 1 +
> drivers/vfio/vfio.h | 14 +++++
> drivers/vfio/vfio_debugfs.c | 80 ++++++++++++++++++++++++++
> drivers/vfio/vfio_main.c | 5 +-
> include/linux/vfio.h | 7 +++
> 7 files changed, 132 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/ABI/testing/debugfs-vfio
> create mode 100644 drivers/vfio/vfio_debugfs.c
>

Hi, Alex.
Is there anything else that needs to be modified in this patchset?

Thanks,
Longfang.