f2fs: relocate the tracepoint for background_gc

Once f2fs_gc is done, wait_ms is changed once more.
So, its tracepoint would be located after it.

Reported-by: He YunLei <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index af7c24caeef9d0c6532068b483e44652607b6d53..fedbf67a0842780b53862dcb3855db246e12d347 100644 (file)
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -77,13 +77,13 @@ static int gc_thread_func(void *data)
 
                stat_inc_bggc_count(sbi);
 
-               trace_f2fs_background_gc(sbi->sb, wait_ms,
-                               prefree_segments(sbi), free_segments(sbi));
-
                /* if return value is not zero, no victim was selected */
                if (f2fs_gc(sbi, test_opt(sbi, FORCE_FG_GC)))
                        wait_ms = gc_th->no_gc_sleep_time;
 
+               trace_f2fs_background_gc(sbi->sb, wait_ms,
+                               prefree_segments(sbi), free_segments(sbi));
+
                /* balancing f2fs's metadata periodically */
                f2fs_balance_fs_bg(sbi);