Scott Wood <scottw...@freescale.com> wrote on 30/03/2009 19:22:03: > > Joakim Tjernlund wrote: > > gianfar does not seem to use in_/out_ functions for the BDs. Works just > > fine that too it seems. > > It does now that it has explicit barriers in a few places. Before they
In 2.6.29 or later? > were added, it would sometimes fail under load. That was due to a > compiler reordering, but CPU reordering was possible as well. Does not the CPU skip reordering if the guarded bit is set? Could we not use the same in ucc_geth as well? Then people would not need to worry about "performance issues". Jocke _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
