Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-05-18 Thread Xishi Qiu
Ping. On 2015/5/11 11:11, Gu Zheng wrote: > Hi Xishi, > > What is the condition about this series? > > Thanks, > Gu > On 04/22/2015 02:26 PM, Xishi Qiu wrote: > >> add CC: Tejun Heo >> >> On 2015/4/21 18:15, Xishi Qiu wrote: >> >>> Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu fi

Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-05-10 Thread Gu Zheng
Hi Xishi, What is the condition about this series? Thanks, Gu On 04/22/2015 02:26 PM, Xishi Qiu wrote: > add CC: Tejun Heo > > On 2015/4/21 18:15, Xishi Qiu wrote: > >> Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu first, it will >> call >> hotadd_new_pgdat(nid, 0), this will se

Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-04-22 Thread Yasuaki Ishimatsu
On Wed, 22 Apr 2015 09:34:40 +0800 Xishi Qiu wrote: > On 2015/4/22 0:21, Yasuaki Ishimatsu wrote: > > > > > On Tue, 21 Apr 2015 18:15:31 +0800 > > Xishi Qiu wrote: > > > >> Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu first, it will > >> call > >> hotadd_new_pgdat(nid, 0), thi

Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-04-21 Thread Xishi Qiu
add CC: Tejun Heo On 2015/4/21 18:15, Xishi Qiu wrote: > Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu first, it will call > hotadd_new_pgdat(nid, 0), this will set pgdat->node_start_pfn to 0. As nodeXX > exists at boot time, so pgdat->node_spanned_pages is the same as original. >

Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-04-21 Thread Xishi Qiu
On 2015/4/22 0:21, Yasuaki Ishimatsu wrote: > > On Tue, 21 Apr 2015 18:15:31 +0800 > Xishi Qiu wrote: > >> Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu first, it will >> call >> hotadd_new_pgdat(nid, 0), this will set pgdat->node_start_pfn to 0. As nodeXX >> exists at boot time,

Re: [PATCH 1/2 V3] memory-hotplug: fix BUG_ON in move_freepages()

2015-04-21 Thread Yasuaki Ishimatsu
On Tue, 21 Apr 2015 18:15:31 +0800 Xishi Qiu wrote: > Hot remove nodeXX, then hot add nodeXX. If BIOS report cpu first, it will call > hotadd_new_pgdat(nid, 0), this will set pgdat->node_start_pfn to 0. As nodeXX > exists at boot time, so pgdat->node_spanned_pages is the same as original. > The