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| author |   Kefeng Wang <wangkefeng.wang@huawei.com> | 2022-07-26 21:11:35 +0800 |
|---|---|---|
| committer |   akpm <akpm@linux-foundation.org> | 2022-07-29 18:07:20 -0700 |
| commit | 07252dfea2c7089bca68949710268cbbb0ce509e (patch) | |
| tree | f8b2fbb40b898fa03c05250cf83866560b5df8e3 | |
| parent | hugetlbfs: fix inaccurate comment in hugetlbfs_statfs() (diff) | |
| download | linux-dev-07252dfea2c7089bca68949710268cbbb0ce509e.tar.xz linux-dev-07252dfea2c7089bca68949710268cbbb0ce509e.zip | |
mm: use is_zone_movable_page() helper
Use is_zone_movable_page() helper to simplify code.
Link: https://lkml.kernel.org/r/20220726131135.146912-1-wangkefeng.wang@huawei.com
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta@amd.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | drivers/virtio/virtio_mem.c | 6 | ||||
| -rw-r--r-- | mm/memory_hotplug.c | 2 |
2 files changed, 3 insertions, 5 deletions
diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c index e07486f01999..0c2892ec6817 100644 --- a/drivers/virtio/virtio_mem.c +++ b/drivers/virtio/virtio_mem.c @@ -862,8 +862,7 @@ static void virtio_mem_sbm_notify_online(struct virtio_mem *vm, unsigned long mb_id, unsigned long start_pfn) { - const bool is_movable = page_zonenum(pfn_to_page(start_pfn)) == - ZONE_MOVABLE; + const bool is_movable = is_zone_movable_page(pfn_to_page(start_pfn)); int new_state; switch (virtio_mem_sbm_get_mb_state(vm, mb_id)) { @@ -1158,8 +1157,7 @@ static void virtio_mem_fake_online(unsigned long pfn, unsigned long nr_pages) */ static int virtio_mem_fake_offline(unsigned long pfn, unsigned long nr_pages) { - const bool is_movable = page_zonenum(pfn_to_page(pfn)) == - ZONE_MOVABLE; + const bool is_movable = is_zone_movable_page(pfn_to_page(pfn)); int rc, retry_count; /* diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 99ecb2b3ff53..fad6d1f2262a 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -932,7 +932,7 @@ static struct zone *auto_movable_zone_for_pfn(int nid, if (!page) continue; /* If anything is !MOVABLE online the rest !MOVABLE. */ - if (page_zonenum(page) != ZONE_MOVABLE) + if (!is_zone_movable_page(page)) goto kernel_zone; online_pages += PAGES_PER_SECTION; } |