kfifo: don't use "proxy" headers

Update header inclusions to follow IWYU (Include What You Use) principle. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Andy Shevchenko <[email protected]> Cc: Alain Volmat <[email protected]> Cc: AngeloGioacchino Del Regno <[email protected]> Cc: Chen-Yu Tsai <[email protected]> Cc: Hans Verkuil <[email protected]> Cc: Jernej Skrabec <[email protected]> Cc: Matthias Brugger <[email protected]> Cc: Mauro Carvalho Chehab <[email protected]> Cc: Patrice Chotard <[email protected]> Cc: Rob Herring <[email protected]> Cc: Samuel Holland <[email protected]> Cc: Sean Wang <[email protected]> Cc: Sean Young <[email protected]> Cc: Stefani Seibold <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
vmezzela · May 8, 2024 · 22bcc91 · 22bcc91
1 parent 495ae16
commit 22bcc91
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Showing 3 changed files with 13 additions and 7 deletions.
diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
@@ -36,10 +36,15 @@
  * to lock the reader.
  */
 
-#include <linux/kernel.h>
+#include <linux/array_size.h>
 #include <linux/spinlock.h>
 #include <linux/stddef.h>
-#include <linux/scatterlist.h>
+#include <linux/types.h>
+
+#include <asm/barrier.h>
+#include <asm/errno.h>
+
+struct scatterlist;
 
 struct __kfifo {
 	unsigned int	in;

diff --git a/lib/kfifo.c b/lib/kfifo.c
@@ -5,13 +5,13 @@
  * Copyright (C) 2009/2010 Stefani Seibold <[email protected]>
  */
 
-#include <linux/kernel.h>
-#include <linux/export.h>
-#include <linux/slab.h>
 #include <linux/err.h>
+#include <linux/export.h>
+#include <linux/kfifo.h>
 #include <linux/log2.h>
+#include <linux/scatterlist.h>
+#include <linux/slab.h>
 #include <linux/uaccess.h>
-#include <linux/kfifo.h>
 
 /*
  * internal helper to calculate the unused elements in a fifo

diff --git a/samples/kfifo/dma-example.c b/samples/kfifo/dma-example.c
@@ -6,8 +6,9 @@
  */
 
 #include <linux/init.h>
-#include <linux/module.h>
 #include <linux/kfifo.h>
+#include <linux/module.h>
+#include <linux/scatterlist.h>
 
 /*
  * This module shows how to handle fifo dma operations.