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Subject[PATCH v2] mm/memory_hotplug: use pgprot_val to get value of pgprot
Date
pgprot.pgprot is a non-portable code, it should be replaced by
portable macro pgprot_val.

Signed-off-by: liusongtang <liusongtang@huawei.com>

---
v2: add 'memory_hotplug' in the subject line
v1: https://lore.kernel.org/all/a5b58a66-bdc3-94df-6af5-c647da888c17@huawei.com/
---
mm/memory_hotplug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 416b38c..bf7d181 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -303,7 +303,7 @@ int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,
int err;
struct vmem_altmap *altmap = params->altmap;

- if (WARN_ON_ONCE(!params->pgprot.pgprot))
+ if (WARN_ON_ONCE(!pgprot_val(params->pgprot)))
return -EINVAL;

VM_BUG_ON(!mhp_range_allowed(PFN_PHYS(pfn), nr_pages * PAGE_SIZE, false));
--
2.12.3
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