On 20.06.19 18:19, Dan Williams wrote: > On Thu, Jun 20, 2019 at 3:31 AM David Hildenbrand <david@xxxxxxxxxx> wrote: >> >> On 19.06.19 07:52, Dan Williams wrote: >>> Prepare the memory hot-{add,remove} paths for handling sub-section >>> ranges by plumbing the starting page frame and number of pages being >>> handled through arch_{add,remove}_memory() to >>> sparse_{add,remove}_one_section(). >>> >>> This is simply plumbing, small cleanups, and some identifier renames. No >>> intended functional changes. >>> >>> Cc: Michal Hocko <mhocko@xxxxxxxx> >>> Cc: Vlastimil Babka <vbabka@xxxxxxx> >>> Cc: Logan Gunthorpe <logang@xxxxxxxxxxxx> >>> Cc: Oscar Salvador <osalvador@xxxxxxx> >>> Reviewed-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx> >>> Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx> >>> --- >>> include/linux/memory_hotplug.h | 5 +- >>> mm/memory_hotplug.c | 114 +++++++++++++++++++++++++--------------- >>> mm/sparse.c | 16 ++---- >>> 3 files changed, 81 insertions(+), 54 deletions(-) > [..] >>> @@ -528,31 +556,31 @@ static void __remove_section(struct zone *zone, struct mem_section *ms, >>> * sure that pages are marked reserved and zones are adjust properly by >>> * calling offline_pages(). >>> */ >>> -void __remove_pages(struct zone *zone, unsigned long phys_start_pfn, >>> +void __remove_pages(struct zone *zone, unsigned long pfn, >>> unsigned long nr_pages, struct vmem_altmap *altmap) >>> { >>> - unsigned long i; >>> unsigned long map_offset = 0; >>> - int sections_to_remove; >>> + int i, start_sec, end_sec; >> >> As mentioned in v9, use "unsigned long" for start_sec and end_sec please. > > Honestly I saw you and Andrew going back and forth about "unsigned > long i" that I thought this would be handled by a follow on patchset > when that debate settled. > I'll send a fixup then, once this patch set is final - hoping I won't forget about it (that's why I asked about using these types in the first place). -- Thanks, David / dhildenb