On 2020-03-11 07:39, Ewan D. Milne wrote: > Large queues of I/O to offline devices that are eventually > submitted when devices are unblocked result in a many repeated > "rejecting I/O to offline device" messages. These messages > can fill up the dmesg buffer in crash dumps so no useful > prior messages remain. In addition, if a serial console > is used, the flood of messages can cause a hard lockup in > the console code. > > Introduce a flag indicating the message has already been logged > for the device, and reset the flag when scsi_device_set_state() > changes the device state. > > v2: > Changed flag type from bitfield to bool by request Thanks! Reviewed-by: Bart van Assche <bvanassche@xxxxxxx>
