No, this can still be used. The warning just tells you this should mostly be used in debug mode.
On Wed, Mar 28, 2018 at 11:59 AM, Saran Kumar Krishnan via iovisor-dev <[email protected]> wrote: > Hi - > > > When I use bpf_trace_printk - I am getting this NOTICE. Does it mean, that > eBPF shouldn't be used in the production kernel. > > > > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467518] > ********************************************************** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467518] ** NOTICE NOTICE NOTICE > NOTICE NOTICE NOTICE NOTICE ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467518] ** > ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467519] ** trace_printk() being > used. Allocating extra memory. ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467519] ** > ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467520] ** This means that this > is a DEBUG kernel and it is ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467520] ** unsafe for production > use. ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467520] ** > ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467521] ** If you see this > message and you are not debugging ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467522] ** the kernel, report > this immediately to your vendor! ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467522] ** > ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467522] ** NOTICE NOTICE NOTICE > NOTICE NOTICE NOTICE NOTICE ** > Mar 20 12:26:44 lenovo-e565 kernel: [ 267.467523] > ********************************************************** > > > > Regards > Saran > > > > _______________________________________________ > iovisor-dev mailing list > [email protected] > https://lists.iovisor.org/mailman/listinfo/iovisor-dev > _______________________________________________ iovisor-dev mailing list [email protected] https://lists.iovisor.org/mailman/listinfo/iovisor-dev
