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-rw-r--r--fs/nfs/write.c42
1 files changed, 5 insertions, 37 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index dc7f5e9a23b4..0b323091b481 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1454,7 +1454,6 @@ long nfs_sync_mapping_wait(struct address_space *mapping, struct writeback_contr
1454 pgoff_t idx_start, idx_end; 1454 pgoff_t idx_start, idx_end;
1455 unsigned int npages = 0; 1455 unsigned int npages = 0;
1456 LIST_HEAD(head); 1456 LIST_HEAD(head);
1457 int nocommit = how & FLUSH_NOCOMMIT;
1458 long pages, ret; 1457 long pages, ret;
1459 1458
1460 /* FIXME */ 1459 /* FIXME */
@@ -1471,14 +1470,11 @@ long nfs_sync_mapping_wait(struct address_space *mapping, struct writeback_contr
1471 npages = 0; 1470 npages = 0;
1472 } 1471 }
1473 } 1472 }
1474 how &= ~FLUSH_NOCOMMIT;
1475 spin_lock(&inode->i_lock); 1473 spin_lock(&inode->i_lock);
1476 do { 1474 do {
1477 ret = nfs_wait_on_requests_locked(inode, idx_start, npages); 1475 ret = nfs_wait_on_requests_locked(inode, idx_start, npages);
1478 if (ret != 0) 1476 if (ret != 0)
1479 continue; 1477 continue;
1480 if (nocommit)
1481 break;
1482 pages = nfs_scan_commit(inode, &head, idx_start, npages); 1478 pages = nfs_scan_commit(inode, &head, idx_start, npages);
1483 if (pages == 0) 1479 if (pages == 0)
1484 break; 1480 break;
@@ -1492,47 +1488,19 @@ long nfs_sync_mapping_wait(struct address_space *mapping, struct writeback_contr
1492 return ret; 1488 return ret;
1493} 1489}
1494 1490
1495static int __nfs_write_mapping(struct address_space *mapping, struct writeback_control *wbc, int how) 1491/*
1496{ 1492 * flush the inode to disk.
1497 int ret; 1493 */
1498 1494int nfs_wb_all(struct inode *inode)
1499 ret = nfs_writepages(mapping, wbc);
1500 if (ret < 0)
1501 goto out;
1502 ret = nfs_sync_mapping_wait(mapping, wbc, how);
1503 if (ret < 0)
1504 goto out;
1505 return 0;
1506out:
1507 __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
1508 return ret;
1509}
1510
1511/* Two pass sync: first using WB_SYNC_NONE, then WB_SYNC_ALL */
1512static int nfs_write_mapping(struct address_space *mapping, int how)
1513{ 1495{
1514 struct writeback_control wbc = { 1496 struct writeback_control wbc = {
1515 .bdi = mapping->backing_dev_info,
1516 .sync_mode = WB_SYNC_ALL, 1497 .sync_mode = WB_SYNC_ALL,
1517 .nr_to_write = LONG_MAX, 1498 .nr_to_write = LONG_MAX,
1518 .range_start = 0, 1499 .range_start = 0,
1519 .range_end = LLONG_MAX, 1500 .range_end = LLONG_MAX,
1520 }; 1501 };
1521 1502
1522 return __nfs_write_mapping(mapping, &wbc, how); 1503 return sync_inode(inode, &wbc);
1523}
1524
1525/*
1526 * flush the inode to disk.
1527 */
1528int nfs_wb_all(struct inode *inode)
1529{
1530 return nfs_write_mapping(inode->i_mapping, 0);
1531}
1532
1533int nfs_wb_nocommit(struct inode *inode)
1534{
1535 return nfs_write_mapping(inode->i_mapping, FLUSH_NOCOMMIT);
1536} 1504}
1537 1505
1538int nfs_wb_page_cancel(struct inode *inode, struct page *page) 1506int nfs_wb_page_cancel(struct inode *inode, struct page *page)