On 09/13/2013 07:37 PM, Andre Naujoks wrote: > The old implementation was heavy on str* functions and sprintf calls. > This version is more manual, but faster. > > Profiling just the printing of a 3 char CAN-id resulted in 60 instructions > for the manual method and over 2000 for the sprintf method. Bear in > mind the profiling was done against libc and not the kernel sprintf. > > Together with this rewrite an issue with sending and receiving of RTR frames > has been fixed by Oliver for the cases that the DLC is not zero. > > Signed-off-by: Andre Naujoks <nauts...@gmail.com> > Tested-by: Oliver Hartkopp <socket...@hartkopp.net> Acked-by: Marc Kleine-Budde <m...@pengutronix.de>
regards, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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