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-rw-r--r--mm/memory.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 3944fec38012..7a11ddd5060f 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1784,13 +1784,13 @@ int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end)
if (!inode->i_op || !inode->i_op->truncate_range)
return -ENOSYS;
- down(&inode->i_sem);
+ mutex_lock(&inode->i_mutex);
down_write(&inode->i_alloc_sem);
unmap_mapping_range(mapping, offset, (end - offset), 1);
truncate_inode_pages_range(mapping, offset, end);
inode->i_op->truncate_range(inode, offset, end);
up_write(&inode->i_alloc_sem);
- up(&inode->i_sem);
+ mutex_unlock(&inode->i_mutex);
return 0;
}