Re: [Qemu-devel] [PATCH v12 7/8] mm: export symbol of next_zone and first_online_pgdat

2017-07-14 Thread Michal Hocko
On Wed 12-07-17 20:40:20, Wei Wang wrote: > This patch enables for_each_zone()/for_each_populated_zone() to be > invoked by a kernel module. This needs much better justification with an example of who is going to use these symbols and what for. > Signed-off-by: Wei Wang > --- > mm/mmzone.c | 2

Re: [Qemu-devel] [PATCH v12 7/8] mm: export symbol of next_zone and first_online_pgdat

2017-07-12 Thread Michael S. Tsirkin
On Wed, Jul 12, 2017 at 08:40:20PM +0800, Wei Wang wrote: > This patch enables for_each_zone()/for_each_populated_zone() to be > invoked by a kernel module. ... for use by virtio balloon. > Signed-off-by: Wei Wang balloon seems to only use + for_each_populated_zone(zone) + f

[Qemu-devel] [PATCH v12 7/8] mm: export symbol of next_zone and first_online_pgdat

2017-07-12 Thread Wei Wang
This patch enables for_each_zone()/for_each_populated_zone() to be invoked by a kernel module. Signed-off-by: Wei Wang --- mm/mmzone.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/mmzone.c b/mm/mmzone.c index a51c0a6..08a2a3a 100644 --- a/mm/mmzone.c +++ b/mm/mmzone.c @@ -13,6 +13,7