Alan Cox <[EMAIL PROTECTED]> wrote: > spin_lock(&foo->lock); > writel(0, &foo->regnum);
I presume there only needs to be an mmiowb() here if you've got the appropriate CPU's I/O memory window set up to be weakly ordered. > writel(1, &foo->data); > mmiowb(); > spin_unlock(&foo->lock); David - To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
