diff options
Diffstat (limited to 'ext2fs')
| -rw-r--r-- | ext2fs/pager.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/ext2fs/pager.c b/ext2fs/pager.c index bab2e791..a1066223 100644 --- a/ext2fs/pager.c +++ b/ext2fs/pager.c @@ -114,6 +114,8 @@ file_pager_read_page (struct node *node, vm_offset_t page, return 0; } + *writelock = 0; + if (page >= node->allocsize) { err = EIO; @@ -130,6 +132,8 @@ file_pager_read_page (struct node *node, vm_offset_t page, if (err) break; + RECORD_LAST (&node->dn, LAST_READ, page); + if (block != pending_blocks + num_pending_blocks) { err = do_pending_reads (); @@ -280,6 +284,9 @@ file_pager_write_page (struct node *node, vm_offset_t offset, vm_address_t buf) err = find_block (node, offset, &block, &lock); if (err) break; + + RECORD_LAST (&node->dn, LAST_WRITE, offset); + assert (block); pending_blocks_add (&pb, block); offset += block_size; @@ -418,6 +425,8 @@ pager_unlock_page (struct user_pager_info *pager, vm_offset_t page) rwlock_writer_lock (&dn->alloc_lock); + RECORD_LAST (dn, LAST_UNLOCK, page); + partial_page = (page + vm_page_size > node->allocsize); err = diskfs_catch_exception (); @@ -491,6 +500,8 @@ diskfs_grow (struct node *node, off_t size, struct protid *cred) rwlock_writer_lock (&dn->alloc_lock); + RECORD_LAST (dn, LAST_GROW, size); + old_size = node->allocsize; new_size = round_block (size); |