On 2023/11/6 15:22, 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 > Hi, Alex: Please review this patchset. Thanks. Longfang.