Changeset e0622a6 in mainline for uspace/srv/bd

Timestamp:

2025-06-10T01:23:06Z (5 months ago)

Author:

Miroslav Cimerman <mc@…>

Children:

a62079d

Parents:

13ada52

Message:

hr: raid1.c: increment meta counter on first write

File:

• uspace/srv/bd/hr/raid1.c (modified) (3 diffs)

uspace/srv/bd/hr/raid1.c

@@ -153 +153 @@
 
         bool exp = true;
-
         if (!atomic_compare_exchange_strong(&vol->state_dirty, &exp, false))
                 return;
@@ -330 +329 @@
                 return EIO;
 
-        if (!vol->data_dirty && type == HR_BD_WRITE) {
+        /* increment metadata counter only on first write */
+        bool exp = false;
+        if (type == HR_BD_WRITE &&
+            atomic_compare_exchange_strong(&vol->data_dirty, &exp, true)) {
                 vol->meta_ops->inc_counter(vol);
-                vol->data_dirty = true;
+                vol->meta_ops->save(vol, WITH_STATE_CALLBACK);
         }
 
@@ -497 +499 @@
         fibril_rwlock_read_lock(&vol->extents_lock);
 
+        /* increment metadata counter only on first write */
+        bool exp = false;
+        if (atomic_compare_exchange_strong(&vol->data_dirty, &exp, true)) {
+                vol->meta_ops->inc_counter(vol);
+                vol->meta_ops->save(vol, WITH_STATE_CALLBACK);
+        }
+
         hr_range_lock_t *rl = NULL;