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| Rev 2748 | Rev 2749 | ||
|---|---|---|---|
| Line 361... | Line 361... | ||
| 361 | else |
361 | else |
| 362 | rwlock_read_unlock(&namespace_rwlock); |
362 | rwlock_read_unlock(&namespace_rwlock); |
| 363 | 363 | ||
| 364 | /* Truncate the file if requested and if necessary. */ |
364 | /* Truncate the file if requested and if necessary. */ |
| 365 | if (oflag & O_TRUNC) { |
365 | if (oflag & O_TRUNC) { |
| 366 | futex_down(&node->contents_rwlock); |
366 | rwlock_write_lock(&node->contents_rwlock); |
| 367 | if (node->size) { |
367 | if (node->size) { |
| 368 | rc = vfs_truncate_internal(node->fs_handle, |
368 | rc = vfs_truncate_internal(node->fs_handle, |
| 369 | node->dev_handle, node->index, 0); |
369 | node->dev_handle, node->index, 0); |
| 370 | if (rc) { |
370 | if (rc) { |
| 371 | futex_up(&node->contents_rwlock); |
371 | rwlock_write_unlock(&node->contents_rwlock); |
| 372 | vfs_node_put(node); |
372 | vfs_node_put(node); |
| 373 | ipc_answer_0(rid, rc); |
373 | ipc_answer_0(rid, rc); |
| 374 | return; |
374 | return; |
| 375 | } |
375 | } |
| 376 | node->size = 0; |
376 | node->size = 0; |
| 377 | } |
377 | } |
| 378 | futex_up(&node->contents_rwlock); |
378 | rwlock_write_unlock(&node->contents_rwlock); |
| 379 | } |
379 | } |
| 380 | 380 | ||
| 381 | /* |
381 | /* |
| 382 | * Get ourselves a file descriptor and the corresponding vfs_file_t |
382 | * Get ourselves a file descriptor and the corresponding vfs_file_t |
| 383 | * structure. |
383 | * structure. |