jffs2: Wake GC thread when there are blocks to be erased

Now that we trigger block erases from jffs2_garbage_collect_pass(),
adjust jffs2_thread_should_wake() to return 1 when there are blocks to
erase.

Signed-off-by: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/jffs2/nodemgmt.c b/fs/jffs2/nodemgmt.c
index 08e2c69fc147..5ab5c8521cdf 100644
--- a/fs/jffs2/nodemgmt.c
+++ b/fs/jffs2/nodemgmt.c
@@ -744,6 +744,10 @@ int jffs2_thread_should_wake(struct jffs2_sb_info *c)
         int nr_very_dirty = 0;
         struct jffs2_eraseblock *jeb;
 
+        if (!list_empty(&c->erase_complete_list) ||
+            !list_empty(&c->erase_pending_list))
+                return 1;
+
         if (c->unchecked_size) {
                 D1(printk(KERN_DEBUG "jffs2_thread_should_wake(): unchecked_size %d, checked_ino #%d\n",
                           c->unchecked_size, c->checked_ino));