Changes in / [a39aac7:5cd6c84] in mainline

File:

• uspace/srv/fs/exfat/exfat_ops.c (modified) (1 diff)

uspace/srv/fs/exfat/exfat_ops.c

@@ -935 +935 @@
 uint64_t exfat_free_block_count(service_id_t service_id)
 {
-        fs_node_t *node;
-        exfat_node_t *bmap_node;
         exfat_bs_t *bs;
-        uint64_t free_block_count = 0;
-        uint64_t block_count;
-        unsigned sector;
-        int rc;
-
-        block_count = exfat_total_block_count(service_id);
-
         bs = block_bb_get(service_id);
-
-        rc = exfat_bitmap_get(&node, service_id);
-        if (rc != EOK)
-                goto exit;
-
-        bmap_node = (exfat_node_t *) node->data;
-
-        for (sector = 0; sector < bmap_node->size / BPS(bs); ++sector) {
-
-                block_t *block;
-                uint8_t *bitmap;
-                unsigned bit;
-
-                rc = exfat_block_get_by_clst(&block, bs, service_id,
-                    bmap_node->fragmented, bmap_node->firstc, NULL, sector,
-                    BLOCK_FLAGS_NONE);
-                if (rc != EOK) {
-                        free_block_count = 0;
-                        goto exit;
-                }
-
-                bitmap = (uint8_t *) block->data;
-
-                for (bit = 0; bit < BPS(bs) * 8 && block_count > 0;
-                    ++bit, --block_count) {
-                        if (!(bitmap[bit / 8] & (1 << (bit % 8))))
-                                ++free_block_count;
-                }
-
-                block_put(block);
-
-                if (block_count == 0) {
-                        /* Reached the end of the bitmap */
-                        goto exit;
-                }
-        }
-
-exit:
-        exfat_node_put(node);
-        return free_block_count;
+        
+        uint64_t block_count = (DATA_CNT(bs) / 100) * 
+                        bs->allocated_percent;
+
+        return block_count;
 }