On Mon, 2009-03-16 at 22:59 -0400, Mike Frysinger wrote: > On Mon, Mar 16, 2009 at 22:16, <[email protected]> wrote: > > Disable shm for smp on bf561, because cache coherency issue. > > > > --- trunk/ipc/shm.c 2009-03-16 12:22:07 UTC (rev 6180) > > +++ trunk/ipc/shm.c 2009-03-17 02:16:05 UTC (rev 6181) > > @@ -446,6 +446,10 @@ SYSCALL_DEFINE3(shmget, key_t, key, > > struct ipc_ops shm_ops; > > struct ipc_params shm_params; > > > > +#if defined __ARCH_SYNC_CORE_DCACHE > > + return -EINVAL; > > +#endif > > i dont think mainline will like this. I'm not going to send this ugly patch to mainline.
> why dont we modify _sys_shmget > in mach-common/entry.S so that it goes to _sys_ni_syscall when SMP is > enabled ? Good idea. > -mike _______________________________________________ Linux-kernel-commits mailing list [email protected] http://blackfin.uclinux.org/mailman/listinfo/linux-kernel-commits
