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mm/memory_hotplug: use pgprot_val to get value of pgprot 

pgprot.pgprot is non-portable code.  It should be replaced by portable
macro pgprot_val.

Link: https://lkml.kernel.org/r/20220426071302.220646-1-liusongtang@huawei.com
Signed-off-by: liusongtang <liusongtang@huawei.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: Xiaoming Ni <nixiaoming@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
liusongtang 2022-05-09 18:20:52 -07:00 committed by Andrew Morton
parent 915418088c
commit 6366238b8d
1 changed files with 1 additions and 1 deletions
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2
mm/memory_hotplug.c
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@ -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));