mm, docs: fix comments that mention mem_hotplug_end()

Comments that mention mem_hotplug_end() are confusing as there is no
function called mem_hotplug_end().  Fix them by replacing all the
occurences of mem_hotplug_end() in the comments with mem_hotplug_done().

[akpm@linux-foundation.org: grammatical fixes]
Link: https://lkml.kernel.org/r/20220620071516.1286101-1-p76091292@gs.ncku.edu.tw
Signed-off-by: Yun-Ze Li <p76091292@gs.ncku.edu.tw>
Cc: Souptick Joarder <jrdr.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 2b57577..735bf5b 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -591,8 +591,8 @@ struct zone {
         * give them a chance of being in the same cacheline.
         *
         * Write access to present_pages at runtime should be protected by
-        * mem_hotplug_begin/end(). Any reader who can't tolerant drift of
-        * present_pages should get_online_mems() to get a stable value.
+        * mem_hotplug_begin/done(). Any reader who can't tolerant drift of
+        * present_pages should use get_online_mems() to get a stable value.
         */
        atomic_long_t           managed_pages;
        unsigned long           spanned_pages;
@@ -870,7 +870,7 @@ typedef struct pglist_data {
        unsigned long nr_reclaim_start; /* nr pages written while throttled
                                         * when throttling started. */
        struct task_struct *kswapd;     /* Protected by
-                                          mem_hotplug_begin/end() */
+                                          mem_hotplug_begin/done() */
        int kswapd_order;
        enum zone_type kswapd_highest_zoneidx;
 

diff --git a/mm/compaction.c b/mm/compaction.c
index 1f89b96..cd029ab 100644 (file)
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -3011,7 +3011,7 @@ void kcompactd_run(int nid)
 
 /*
  * Called by memory hotplug when all memory in a node is offlined. Caller must
- * hold mem_hotplug_begin/end().
+ * be holding mem_hotplug_begin/done().
  */
 void kcompactd_stop(int nid)
 {

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 161096d..f58761c 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -4645,7 +4645,7 @@ void kswapd_run(int nid)
 
 /*
  * Called by memory hotplug when all memory in a node is offlined.  Caller must
- * hold mem_hotplug_begin/end().
+ * be holding mem_hotplug_begin/done().
  */
 void kswapd_stop(int nid)
 {