[merged] mm-mark-swap_lock-and-swap_active_head-static.patch removed from -mm tree

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The patch titled
     Subject: mm: mark swap_lock and swap_active_head static
has been removed from the -mm tree.  Its filename was
     mm-mark-swap_lock-and-swap_active_head-static.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Christoph Hellwig <hch@xxxxxx>
Subject: mm: mark swap_lock and swap_active_head static

swap_lock and swap_active_head are only used in swapfile.c, so mark them
static.

Link: https://lkml.kernel.org/r/20211224062246.1258487-12-hch@xxxxxx
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Juergen Gross <jgross@xxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Cc: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <Konrad.wilk@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxx>
Cc: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 include/linux/swapfile.h |    2 --
 mm/swapfile.c            |    4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

--- a/include/linux/swapfile.h~mm-mark-swap_lock-and-swap_active_head-static
+++ a/include/linux/swapfile.h
@@ -6,8 +6,6 @@
  * these were static in swapfile.c but frontswap.c needs them and we don't
  * want to expose them to the dozens of source files that include swap.h
  */
-extern spinlock_t swap_lock;
-extern struct plist_head swap_active_head;
 extern struct swap_info_struct *swap_info[];
 extern unsigned long generic_max_swapfile_size(void);
 extern unsigned long max_swapfile_size(void);
--- a/mm/swapfile.c~mm-mark-swap_lock-and-swap_active_head-static
+++ a/mm/swapfile.c
@@ -49,7 +49,7 @@ static bool swap_count_continued(struct
 				 unsigned char);
 static void free_swap_count_continuations(struct swap_info_struct *);
 
-DEFINE_SPINLOCK(swap_lock);
+static DEFINE_SPINLOCK(swap_lock);
 static unsigned int nr_swapfiles;
 atomic_long_t nr_swap_pages;
 /*
@@ -71,7 +71,7 @@ static const char Unused_offset[] = "Unu
  * all active swap_info_structs
  * protected with swap_lock, and ordered by priority.
  */
-PLIST_HEAD(swap_active_head);
+static PLIST_HEAD(swap_active_head);
 
 /*
  * all available (active, not full) swap_info_structs
_

Patches currently in -mm which might be from hch@xxxxxx are





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