On 9/26/20 6:24 PM, Vincent Mailhol wrote: > Error queue are not yet implemented in CAN-raw sockets. > > The problem: a userland call to recvmsg(soc, msg, MSG_ERRQUEUE) on a > CAN-raw socket would unqueue messages from the normal queue without > any kind of error or warning. As such, it prevented CAN drivers from > using the functionalities that relies on the error queue such as > skb_tx_timestamp(). > > SCM_CAN_RAW_ERRQUEUE is defined as the type for the CAN raw error > queue. SCM stands for "Socket control messages". The name is inspired > from SCM_J1939_ERRQUEUE of include/uapi/linux/can/j1939.h. > > Signed-off-by: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx> Applied to linux-can-next. Tnx, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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