diff options
Diffstat (limited to 'mm/truncate.c')
| -rw-r--r-- | mm/truncate.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/truncate.c b/mm/truncate.c index e13f22efaad..003c6c685fc 100644 --- a/mm/truncate.c +++ b/mm/truncate.c @@ -622,12 +622,11 @@ int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end) return -ENOSYS; mutex_lock(&inode->i_mutex); - down_write(&inode->i_alloc_sem); + inode_dio_wait(inode); unmap_mapping_range(mapping, offset, (end - offset), 1); inode->i_op->truncate_range(inode, offset, end); /* unmap again to remove racily COWed private pages */ unmap_mapping_range(mapping, offset, (end - offset), 1); - up_write(&inode->i_alloc_sem); mutex_unlock(&inode->i_mutex); return 0; |