On Thu, Jun 25, 2015 at 10:45 AM, Toshi Kani <toshi.kani@xxxxxx> wrote: > On Thu, 2015-06-25 at 05:37 -0400, Dan Williams wrote: >> From: Toshi Kani <toshi.kani@xxxxxx> >> >> ACPI NFIT table has System Physical Address Range Structure entries that >> describe a proximity ID of each range when ACPI_NFIT_PROXIMITY_VALID is >> set in the flags. >> >> Change acpi_nfit_register_region() to map a proximity ID to its node ID, >> and set it to a new numa_node field of nd_region_desc, which is then >> conveyed to the nd_region device. >> >> The device core arranges for btt and namespace devices to inherit their >> node from their parent region. >> >> Signed-off-by: Toshi Kani <toshi.kani@xxxxxx> >> [djbw: move set_dev_node() from region 'probe' to 'create'] > > Sorry, I failed to mention other issue, which led me call set_dev_node() > in probe. nd_async_device_register() calls device_add(), which does: > > /* use parent numa_node */ > if (parent) > set_dev_node(dev, dev_to_node(parent)); > > and overwrites numa_node to -1. Since region's parent is ndbusN, we > cannot set numa_node to the parent. So, I had to set it in probe. ah, ok. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
