journal: Properly track the number of allocated windows.

Checks were already in place to make sure that the number of
windows was limited to 64, but the count was never incremented
or decremented.

diff --git a/src/journal/mmap-cache.c b/src/journal/mmap-cache.c
index 88fe52331c952ba5c0760d1a1306c8219e1b7a63..7813f037544546fe8bf8e33c85c6768acce001a0 100644 (file)
--- a/src/journal/mmap-cache.c
+++ b/src/journal/mmap-cache.c
@@ -130,6 +130,7 @@ static void window_free(Window *w) {
         assert(w);
 
         window_unlink(w);
         assert(w);
 
         window_unlink(w);

+        w->cache->n_windows--;

         free(w);
 }
 
         free(w);
 }
 


@@ -157,6 +158,7 @@ static Window *window_add(MMapCache *m) {
                 w = new0(Window, 1);
                 if (!w)
                         return NULL;
                 w = new0(Window, 1);
                 if (!w)
                         return NULL;

+                m->n_windows++;

         } else {
 
                 /* Reuse an existing one */
         } else {
 
                 /* Reuse an existing one */