From be164349e173a8e71cd76f17c7ed720813b8d69b Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Sun, 13 Oct 2024 07:19:48 +0200
Subject: [PATCH] dma-mapping: drop unneeded includes from dma-mapping.h

Back in the day a lot of logic was implemented inline in dma-mapping.h and
needed various includes.  Move of this has long been moved out of line,
so we can drop various includes to improve kernel rebuild times.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/powerpc/platforms/pseries/svm.c | 1 +
 include/linux/dma-mapping.h          | 4 ----
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/svm.c b/arch/powerpc/platforms/pseries/svm.c
index 3b4045d508ec8..384c9dc1899ab 100644
--- a/arch/powerpc/platforms/pseries/svm.c
+++ b/arch/powerpc/platforms/pseries/svm.c
@@ -8,6 +8,7 @@
 
 #include <linux/mm.h>
 #include <linux/memblock.h>
+#include <linux/mem_encrypt.h>
 #include <linux/cc_platform.h>
 #include <asm/machdep.h>
 #include <asm/svm.h>
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 1524da363734a..b79925b1c4333 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -2,15 +2,11 @@
 #ifndef _LINUX_DMA_MAPPING_H
 #define _LINUX_DMA_MAPPING_H
 
-#include <linux/cache.h>
-#include <linux/sizes.h>
-#include <linux/string.h>
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/dma-direction.h>
 #include <linux/scatterlist.h>
 #include <linux/bug.h>
-#include <linux/mem_encrypt.h>
 
 /**
  * List of possible attributes associated with a DMA mapping. The semantics