mm-add-comment-explaining-task-state-setting-in-bdi_forker_thread-fix

fiddle wording

Cc: Jan Kara <jack@suse.cz>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index a87da52..7520ef0 100644 (file)
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -404,9 +404,8 @@ static int bdi_forker_thread(void *ptr)
                /*
                 * In the following loop we are going to check whether we have
                 * some work to do without any synchronization with tasks
-                * waking us up to do work for them. So we have to set task
-                * state already here so that we don't miss wakeups coming
-                * after we verify some condition.
+                * waking us up to do work for them. Set the task state here
+                * so that we don't miss wakeups after verifying conditions.
                 */
                set_current_state(TASK_INTERRUPTIBLE);