[PATCH v2 11/11] mm/io-mapping: track_pfn() -> "pfnmap tracking"

David Hildenbrand david at redhat.com
Mon May 12 12:34:24 UTC 2025


track_pfn() does not exist, let's simply refer to it as "pfnmap
tracking".

Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes at oracle.com>
Acked-by: Ingo Molnar <mingo at kernel.org> # x86 bits
Signed-off-by: David Hildenbrand <david at redhat.com>
---
 mm/io-mapping.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/io-mapping.c b/mm/io-mapping.c
index f44a6a1347123..d3586e95c12c5 100644
--- a/mm/io-mapping.c
+++ b/mm/io-mapping.c
@@ -24,7 +24,7 @@ int io_mapping_map_user(struct io_mapping *iomap, struct vm_area_struct *vma,
 	pgprot_t remap_prot = __pgprot((pgprot_val(iomap->prot) & _PAGE_CACHE_MASK) |
 				       (pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK));
 
-	/* We rely on prevalidation of the io-mapping to skip track_pfn(). */
+	/* We rely on prevalidation of the io-mapping to skip pfnmap tracking. */
 	return remap_pfn_range_notrack(vma, addr, pfn, size, remap_prot);
 }
 EXPORT_SYMBOL_GPL(io_mapping_map_user);
-- 
2.49.0



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