[PATCH 2/8] dma-mapping: rename trace_dma_*map_page to trace_dma_*map_phys

Leon Romanovsky leon at kernel.org
Wed Jun 25 23:18:59 AEST 2025


From: Leon Romanovsky <leonro at nvidia.com>

As a preparation for following map_page -> map_phys API conversion,
let's rename trace_dma_*map_page() to be trace_dma_*map_phys().

Signed-off-by: Leon Romanovsky <leonro at nvidia.com>
---
 include/trace/events/dma.h | 4 ++--
 kernel/dma/mapping.c       | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/trace/events/dma.h b/include/trace/events/dma.h
index d8ddc27b6a7c..c77d478b6deb 100644
--- a/include/trace/events/dma.h
+++ b/include/trace/events/dma.h
@@ -71,7 +71,7 @@ DEFINE_EVENT(dma_map, name, \
 		 size_t size, enum dma_data_direction dir, unsigned long attrs), \
 	TP_ARGS(dev, phys_addr, dma_addr, size, dir, attrs))
 
-DEFINE_MAP_EVENT(dma_map_page);
+DEFINE_MAP_EVENT(dma_map_phys);
 DEFINE_MAP_EVENT(dma_map_resource);
 
 DECLARE_EVENT_CLASS(dma_unmap,
@@ -109,7 +109,7 @@ DEFINE_EVENT(dma_unmap, name, \
 		 enum dma_data_direction dir, unsigned long attrs), \
 	TP_ARGS(dev, addr, size, dir, attrs))
 
-DEFINE_UNMAP_EVENT(dma_unmap_page);
+DEFINE_UNMAP_EVENT(dma_unmap_phys);
 DEFINE_UNMAP_EVENT(dma_unmap_resource);
 
 DECLARE_EVENT_CLASS(dma_alloc_class,
diff --git a/kernel/dma/mapping.c b/kernel/dma/mapping.c
index 4c1dfbabb8ae..fe1f0da6dc50 100644
--- a/kernel/dma/mapping.c
+++ b/kernel/dma/mapping.c
@@ -173,7 +173,7 @@ dma_addr_t dma_map_page_attrs(struct device *dev, struct page *page,
 	else
 		addr = ops->map_page(dev, page, offset, size, dir, attrs);
 	kmsan_handle_dma(page, offset, size, dir);
-	trace_dma_map_page(dev, phys, addr, size, dir, attrs);
+	trace_dma_map_phys(dev, phys, addr, size, dir, attrs);
 	debug_dma_map_phys(dev, phys, size, dir, addr, attrs);
 
 	return addr;
@@ -193,7 +193,7 @@ void dma_unmap_page_attrs(struct device *dev, dma_addr_t addr, size_t size,
 		iommu_dma_unmap_page(dev, addr, size, dir, attrs);
 	else
 		ops->unmap_page(dev, addr, size, dir, attrs);
-	trace_dma_unmap_page(dev, addr, size, dir, attrs);
+	trace_dma_unmap_phys(dev, addr, size, dir, attrs);
 	debug_dma_unmap_phys(dev, addr, size, dir);
 }
 EXPORT_SYMBOL(dma_unmap_page_attrs);
-- 
2.49.0



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