mm: move page dirtying prototypes from mm.h

These functions implement the address_space ->set_page_dirty operation and should live in pagemap.h, not mm.h so that the rest of the kernel doesn't get funny ideas about calling them directly. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Matthew Wilcox (Oracle) <[email protected]> Reviewed-by: Christoph Hellwig <[email protected]> Cc: Al Viro <[email protected]> Cc: Dan Williams <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> Cc: Jan Kara <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
tadfisher · Jun 29, 2021 · 3a6b216 · 3a6b216
1 parent b82a96c
commit 3a6b216
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Showing 4 changed files with 6 additions and 4 deletions.
diff --git a/fs/fuse/dax.c b/fs/fuse/dax.c
@@ -9,6 +9,7 @@
 #include <linux/delay.h>
 #include <linux/dax.h>
 #include <linux/uio.h>
+#include <linux/pagemap.h>
 #include <linux/pfn_t.h>
 #include <linux/iomap.h>
 #include <linux/interval_tree.h>

diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c
@@ -5,7 +5,7 @@
  * Copyright (C) 2019 Western Digital Corporation or its affiliates.
  */
 #include <linux/module.h>
-#include <linux/fs.h>
+#include <linux/pagemap.h>
 #include <linux/magic.h>
 #include <linux/iomap.h>
 #include <linux/init.h>

diff --git a/include/linux/mm.h b/include/linux/mm.h
@@ -1850,9 +1850,6 @@ extern int try_to_release_page(struct page * page, gfp_t gfp_mask);
 extern void do_invalidatepage(struct page *page, unsigned int offset,
 			      unsigned int length);
 
-void __set_page_dirty(struct page *, struct address_space *, int warn);
-int __set_page_dirty_nobuffers(struct page *page);
-int __set_page_dirty_no_writeback(struct page *page);
 int redirty_page_for_writepage(struct writeback_control *wbc,
 				struct page *page);
 void account_page_cleaned(struct page *page, struct address_space *mapping,

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
@@ -702,6 +702,10 @@ int wait_on_page_writeback_killable(struct page *page);
 extern void end_page_writeback(struct page *page);
 void wait_for_stable_page(struct page *page);
 
+void __set_page_dirty(struct page *, struct address_space *, int warn);
+int __set_page_dirty_nobuffers(struct page *page);
+int __set_page_dirty_no_writeback(struct page *page);
+
 void page_endio(struct page *page, bool is_write, int err);
 
 /**