On Mon, Sep 24, 2012 at 12:06:19PM +0900, Chanho Min wrote: > Even if we set affinity to multiple cpus via procfs, gic_set_affinity > allows to set one target only. But, '/proc/irq/xxx/smp_affinity' shows > as we are successful in the setting of multiple affinity. Thus irq_data-> > affinity mismatches with the GICD_ITARGETSRs. > > fix it as bellows. > - Set the default affinity to the boot cpu in gic_dist_init. thereafter, > irq_data->affinity will be set to default 1-bit affinity. > - Even if we write multiple bits to smp_affinity, both irq_data and gic > register will be set one cpu. procfs will show 1 bit affinity as well.
This has come up before. There is no requirement to make the affinity mask reflect back to userspace what the hardware is doing. So, NAK. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
