On Tue, Mar 26, 2013 at 11:54:57PM +0800, Jiang Liu wrote: > Prepare for removing num_physpages. > > Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxx> > Cc: Wen Congyang <wency@xxxxxxxxxxxxxx> > Cc: Tang Chen <tangchen@xxxxxxxxxxxxxx> > Cc: Yasuaki Ishimatsu <isimatu.yasuaki@xxxxxxxxxxxxxx> > Cc: linux-mm@xxxxxxxxx > Cc: linux-kernel@xxxxxxxxxxxxxxx > --- > Hi all, > Sorry for my mistake that my previous patch series has been screwed up. > So I regenerate a third version and also set up a git tree at: > git://github.com/jiangliu/linux.git mem_init > Any help to review and test are welcomed! > > Regards! > Gerry > --- > mm/memory_hotplug.c | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index 97454b3..9b1b494 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -751,10 +751,6 @@ EXPORT_SYMBOL_GPL(restore_online_page_callback); > > void __online_page_set_limits(struct page *page) > { > - unsigned long pfn = page_to_pfn(page); > - > - if (pfn >= num_physpages) > - num_physpages = pfn + 1; > } > EXPORT_SYMBOL_GPL(__online_page_set_limits); How can this be correct? With this change __online_page_set_limits() is now a nop. Sam -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>