+ mm-move-page-writeback-sysctls-to-is-own-file-fix.patch added to -mm tree

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: mm-move-page-writeback-sysctls-to-is-own-file-fix
has been added to the -mm tree.  Its filename is
     mm-move-page-writeback-sysctls-to-is-own-file-fix.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-move-page-writeback-sysctls-to-is-own-file-fix.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-move-page-writeback-sysctls-to-is-own-file-fix.patch

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next and is updated
there every 3-4 working days

------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm-move-page-writeback-sysctls-to-is-own-file-fix

fix CONFIG_SYSCTL=n warnings

Cc: Iurii Zaikin <yzaikin@google.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: zhanglianjie <zhanglianjie@uniontech.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/page-writeback.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/mm/page-writeback.c~mm-move-page-writeback-sysctls-to-is-own-file-fix
+++ a/mm/page-writeback.c
@@ -506,6 +506,7 @@ bool node_dirty_ok(struct pglist_data *p
 	return nr_pages <= limit;
 }
 
+#ifdef CONFIG_SYSCTL
 static int dirty_background_ratio_handler(struct ctl_table *table, int write,
 		void *buffer, size_t *lenp, loff_t *ppos)
 {
@@ -555,6 +556,7 @@ static int dirty_bytes_handler(struct ct
 	}
 	return ret;
 }
+#endif
 
 static unsigned long wp_next_time(unsigned long cur_time)
 {
@@ -1996,6 +1998,7 @@ bool wb_over_bg_thresh(struct bdi_writeb
 	return false;
 }
 
+#ifdef CONFIG_SYSCTL
 /*
  * sysctl handler for /proc/sys/vm/dirty_writeback_centisecs
  */
@@ -2020,6 +2023,7 @@ static int dirty_writeback_centisecs_han
 
 	return ret;
 }
+#endif
 
 void laptop_mode_timer_fn(struct timer_list *t)
 {
_

Patches currently in -mm which might be from akpm@linux-foundation.org are

mm.patch
documentation-vm-page_ownerrst-update-the-documentation-fix.patch
mm-move-page-writeback-sysctls-to-is-own-file-fix.patch
mm-mempolicy-convert-from-atomic_t-to-refcount_t-on-mempolicy-refcnt-fix.patch
proc-alloc-path_max-bytes-for-proc-pid-fd-symlinks-fix.patch
mutex-subsystem-synchro-test-module-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch