use acrn-dm logger function instread of perror,
this helps the stability testing log capture.
Tracked-On: #4098
Signed-off-by: Mingqiang Chi <mingqiang.chi@intel.com>
sprintf/vsnprintf are not safe, so use snprintf
instead of sprintf, use vasprintf instead of vsnprintf.
Tracked-On: #3394
Signed-off-by: Tianhua Sun <tianhuax.s.sun@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
Reviewed-by: Minggui Cao <minggui.cao@intel.com>
variables defined by struct logger_ops just used
in local file, so add static to them.
Tracked-On: #3012
Signed-off-by: Minggui Cao <minggui.cao@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
kmsg logger used to output ACRN-DM log to /dev/kmsg,
it is easy to sync with kernel log.
it is better just output key info or error/failure
log to kmsg for kernel log size is limited.
Tracked-On: #3012
Signed-off-by: Minggui Cao <minggui.cao@intel.com>
Acked-by: Yin Fengwei <fengwei.yin@intel.com>
Mingqiang Chi