Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-06 Thread Yunsheng Lin
On 2019/9/6 22:00, Greg KH wrote: > On Fri, Sep 06, 2019 at 04:21:47PM +0800, Yunsheng Lin wrote: >> On 2019/9/6 14:52, Greg KH wrote: >>> On Fri, Sep 06, 2019 at 02:41:36PM +0800, Yunsheng Lin wrote: On 2019/9/5 15:33, Greg KH wrote: > On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Li

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-06 Thread Greg KH
On Fri, Sep 06, 2019 at 04:21:47PM +0800, Yunsheng Lin wrote: > On 2019/9/6 14:52, Greg KH wrote: > > On Fri, Sep 06, 2019 at 02:41:36PM +0800, Yunsheng Lin wrote: > >> On 2019/9/5 15:33, Greg KH wrote: > >>> On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: > On 2019/9/5 13:57, Gr

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-06 Thread Yunsheng Lin
On 2019/9/6 14:52, Greg KH wrote: > On Fri, Sep 06, 2019 at 02:41:36PM +0800, Yunsheng Lin wrote: >> On 2019/9/5 15:33, Greg KH wrote: >>> On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: On 2019/9/5 13:57, Greg KH wrote: > On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Li

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Greg KH
On Fri, Sep 06, 2019 at 02:41:36PM +0800, Yunsheng Lin wrote: > On 2019/9/5 15:33, Greg KH wrote: > > On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: > >> On 2019/9/5 13:57, Greg KH wrote: > >>> On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: > Currently a device do

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Yunsheng Lin
On 2019/9/5 15:33, Greg KH wrote: > On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: >> On 2019/9/5 13:57, Greg KH wrote: >>> On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: Currently a device does not belong to any of the numa nodes (dev->numa_node is NUMA_NO_N

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Yunsheng Lin
On 2019/9/5 17:02, Greg KH wrote: > On Thu, Sep 05, 2019 at 04:57:00PM +0800, Yunsheng Lin wrote: >> On 2019/9/5 15:33, Greg KH wrote: >>> On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: On 2019/9/5 13:57, Greg KH wrote: > On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Li

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Greg KH
On Thu, Sep 05, 2019 at 04:57:00PM +0800, Yunsheng Lin wrote: > On 2019/9/5 15:33, Greg KH wrote: > > On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: > >> On 2019/9/5 13:57, Greg KH wrote: > >>> On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: > Currently a device do

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Yunsheng Lin
On 2019/9/5 15:33, Greg KH wrote: > On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: >> On 2019/9/5 13:57, Greg KH wrote: >>> On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: Currently a device does not belong to any of the numa nodes (dev->numa_node is NUMA_NO_N

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-05 Thread Greg KH
On Thu, Sep 05, 2019 at 02:48:24PM +0800, Yunsheng Lin wrote: > On 2019/9/5 13:57, Greg KH wrote: > > On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: > >> Currently a device does not belong to any of the numa nodes > >> (dev->numa_node is NUMA_NO_NODE) when the FW does not provide > >

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-04 Thread Yunsheng Lin
On 2019/9/5 13:57, Greg KH wrote: > On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: >> Currently a device does not belong to any of the numa nodes >> (dev->numa_node is NUMA_NO_NODE) when the FW does not provide >> the node id and the device has not no parent device. >> >> According t

Re: [PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-04 Thread Greg KH
On Thu, Sep 05, 2019 at 09:33:50AM +0800, Yunsheng Lin wrote: > Currently a device does not belong to any of the numa nodes > (dev->numa_node is NUMA_NO_NODE) when the FW does not provide > the node id and the device has not no parent device. > > According to discussion in [1]: > Even if a device'

[PATCH RFC] driver core: ensure a device has valid node id in device_add()

2019-09-04 Thread Yunsheng Lin
Currently a device does not belong to any of the numa nodes (dev->numa_node is NUMA_NO_NODE) when the FW does not provide the node id and the device has not no parent device. According to discussion in [1]: Even if a device's numa node is not set by fw, the device really does belong to a node. Th