On 2020/11/26 下午10:49, Stefano Garzarella wrote:
From: Max Gurtovoy<mgurtovoy@xxxxxxxxxx> Introduce new vdpa_sim_net and vdpa_sim (core) drivers. This is a preparation for adding a vdpa simulator module for block devices. Signed-off-by: Max Gurtovoy<mgurtovoy@xxxxxxxxxx> [sgarzare: various cleanups/fixes] Signed-off-by: Stefano Garzarella<sgarzare@xxxxxxxxxx> --- v2: - Fixed "warning: variable 'dev' is used uninitialized" reported by 'kernel test robot' and Dan Carpenter - rebased on top of other changes (dev_attr, get_config(), notify(), etc.) - left batch_mapping module parameter in the core [Jason] v1: - Removed unused headers - Removed empty module_init() module_exit() - Moved vdpasim_is_little_endian() in vdpa_sim.h - Moved vdpasim16_to_cpu/cpu_to_vdpasim16() in vdpa_sim.h - Added vdpasim*_to_cpu/cpu_to_vdpasim*() also for 32 and 64 - Replaced 'select VDPA_SIM' with 'depends on VDPA_SIM' since selected option can not depend on other [Jason] --- drivers/vdpa/vdpa_sim/vdpa_sim.h | 103 +++++++++++++ drivers/vdpa/vdpa_sim/vdpa_sim.c | 222 +-------------------------- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 171 +++++++++++++++++++++ drivers/vdpa/Kconfig | 13 +- drivers/vdpa/vdpa_sim/Makefile | 1 + 5 files changed, 290 insertions(+), 220 deletions(-) create mode 100644 drivers/vdpa/vdpa_sim/vdpa_sim.h create mode 100644 drivers/vdpa/vdpa_sim/vdpa_sim_net.c
Looks good, consider there are some still some questions left. I will probably ack for the next version.
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