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-rw-r--r--fs/ceph/caps.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index f605753c8fe9..8d74ad7ba556 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1811,7 +1811,7 @@ out:
spin_unlock(&ci->i_unsafe_lock);
}
-int ceph_fsync(struct file *file, int datasync)
+int ceph_fsync(struct file *file, loff_t start, loff_t end, int datasync)
{
struct inode *inode = file->f_mapping->host;
struct ceph_inode_info *ci = ceph_inode(inode);
@@ -1822,9 +1822,10 @@ int ceph_fsync(struct file *file, int datasync)
dout("fsync %p%s\n", inode, datasync ? " datasync" : "");
sync_write_wait(inode);
- ret = filemap_write_and_wait(inode->i_mapping);
+ ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
if (ret < 0)
return ret;
+ mutex_lock(&inode->i_mutex);
dirty = try_flush_caps(inode, NULL, &flush_tid);
dout("fsync dirty caps are %s\n", ceph_cap_string(dirty));
@@ -1841,6 +1842,7 @@ int ceph_fsync(struct file *file, int datasync)
}
dout("fsync %p%s done\n", inode, datasync ? " datasync" : "");
+ mutex_unlock(&inode->i_mutex);
return ret;
}
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