diff options
| author | David S. Miller <davem@davemloft.net> | 2012-02-04 16:39:32 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-02-04 16:39:32 -0500 |
| commit | dd48dc34fe7639a8b2e22d8b609672f5f81aa7cb (patch) | |
| tree | f16ace0ae09edab16bf6d0be9e8280dfbb7100da /fs/btrfs/inode.c | |
| parent | 8d9eb069eafce49307f839783e4a4673414b1fd5 (diff) | |
| parent | 5962b35c1de3254a2f03b95efd3b7854b874d7b7 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 0da19a0ea00..32214fe0f7e 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -6401,18 +6401,23 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) unsigned long zero_start; loff_t size; int ret; + int reserved = 0; u64 page_start; u64 page_end; ret = btrfs_delalloc_reserve_space(inode, PAGE_CACHE_SIZE); - if (!ret) + if (!ret) { ret = btrfs_update_time(vma->vm_file); + reserved = 1; + } if (ret) { if (ret == -ENOMEM) ret = VM_FAULT_OOM; else /* -ENOSPC, -EIO, etc */ ret = VM_FAULT_SIGBUS; - goto out; + if (reserved) + goto out; + goto out_noreserve; } ret = VM_FAULT_NOPAGE; /* make the VM retry the fault */ @@ -6495,6 +6500,7 @@ out_unlock: unlock_page(page); out: btrfs_delalloc_release_space(inode, PAGE_CACHE_SIZE); +out_noreserve: return ret; } |