Changeset 66ef60b in mainline

Timestamp:

2025-06-17T13:28:50Z (5 days ago)

Author:

Miroslav Cimerman <mc@…>

Children:

73425d4

Parents:

d574c11

Message:

hr: range locks: add noalloc lock acquire

Location:

uspace/srv/bd/hr

Files:

• util.c (modified) (3 diffs)
• util.h (modified) (1 diff)

uspace/srv/bd/hr/util.c

@@ -55 +55 @@
 #include "var.h"
 
+static hr_range_lock_t *hr_range_lock_acquire_internal(hr_range_lock_t *,
+    hr_volume_t *, uint64_t, uint64_t);
 static bool hr_range_lock_overlap(hr_range_lock_t *, hr_range_lock_t *);
 static errno_t hr_add_svc_linked_to_list(list_t *, service_id_t, bool, void *);
@@ -538 +540 @@
 }
 
+void hr_range_lock_acquire_noalloc(hr_range_lock_t *rl, hr_volume_t *vol,
+    uint64_t ba, uint64_t cnt)
+{
+        assert(rl != NULL);
+        (void)hr_range_lock_acquire_internal(rl, vol, ba, cnt);
+}
+
 hr_range_lock_t *hr_range_lock_acquire(hr_volume_t *vol, uint64_t ba,
     uint64_t cnt)
@@ -544 +553 @@
         if (rl == NULL)
                 return NULL;
+
+        return hr_range_lock_acquire_internal(rl, vol, ba, cnt);
+}
+
+static hr_range_lock_t *hr_range_lock_acquire_internal(hr_range_lock_t *rl,
+    hr_volume_t *vol, uint64_t ba, uint64_t cnt)
+{
+        printf("hr_range_lock_acquire_internal got: 0x%p\n", rl);
 
         rl->vol = vol;

uspace/srv/bd/hr/util.h

@@ -103 +103 @@
 extern size_t hr_count_extents(hr_volume_t *, hr_ext_state_t);
 extern void hr_mark_vol_state_dirty(hr_volume_t *);
-extern void hr_range_lock_release(hr_range_lock_t *);
+extern void hr_range_lock_acquire_noalloc(hr_range_lock_t *, hr_volume_t *,
+    uint64_t, uint64_t);
 extern hr_range_lock_t *hr_range_lock_acquire(hr_volume_t *, uint64_t,
     uint64_t);
+extern void hr_range_lock_release(hr_range_lock_t *);
 extern errno_t hr_util_try_assemble(hr_config_t *, size_t *);
 extern errno_t hr_util_add_hotspare(hr_volume_t *, service_id_t);