On Monday 08 January 2007 00:43, Stephen Rothwell wrote: > > +asmlinkage long sys_sysinfo(struct sysinfo __user *info) > > +{ > > + struct sysinfo val; > > + > > + do_sysinfo(&val); > > > > - out: > > if (copy_to_user(info, &val, sizeof(struct sysinfo))) > > return -EFAULT; > > People have complined before that this adds a whole stack frame to the > "normal" syscall path. Personally I don't care, but it has been > mentioned.
It might be a concern for something like 'read' which is called frequently and in strange ways, but for 'sysinfo' this really should not matter. Arnd <>< - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/